A&P 2 test 1
Which cells of the thyroid gland produce calcitonin? Follicular Chromaffin Parafollicular Globular
Parafollicular
Where are parafollicular cells found? Parathyroid gland Pancreas Thyroid gland Adrenal gland
Parathyroid gland
Where are parafollicular cells found? Thyroid gland Adrenal gland Parathyroid gland Pancreas
Parathyroid gland
Which hormone raises calcium levels in the blood by stimulating calcium release from the bones and reducing calcium losses in the urine? -Aldosterone -Calcitonin -Thyroid Hormone -Parathyroid Hormone
Parathyroid hormone
Which areas would experience impaired blood flow if a thrombus lodged in the internal carotid artery? Select three of the options below. Scalp Larynx Parietal lobe Orbits Temporal lobe External ear
Parietal lobe Orbits Temporal lobe
What are the internal ridges of myocardium found in the right atrium and auricle? Chordae tendineae Papillary muscles Pectinate muscles Trabeculae carneae
Pectinate muscles
Which fluid fills the pericardial cavity and lubricates the membranes, allowing the heart to beat with minimal friction? Pericardial fluid Cardiac fluid Visceral fluid
Pericardial fluid
What is the double-layered sac that surrounds the heart called? Pericardial cavity Pericardium Epicardium Endocardium
Pericardium
Which gland is thought to play a role in establishing 24-hour circadian rhythms? Thyroid gland Hypothalamus Pineal gland Pituitary gland
Pineal gland
Which endocrine gland is housed in the sella turcica of the sphenoid bone? Adrenal gland Pineal gland Thalamus Pituitary gland
Pituitary gland
Which endocrine organ is suspended from the floor of the hypothalamus? Pineal gland Thyroid gland Pituitary gland Thymus gland
Pituitary gland
Which of these arteries, that branch from the thoracic aorta, directly supply blood to the muscles, bones, and skin of the chest wall? Posterior intercostal arteries Superior phrenic arteries Subcostal arteries Mediastinal arteries Bronchial arteries
Posterior intercostal arteries Superior phrenic arteries Subcostal arteries
Which artery is a branch of the right coronary artery and supplies the back walls of the ventricles? Anterior interventricular artery Posterior interventricular artery Circumflex artery
Posterior interventricular artery
Which groove extends downward from the coronary sulcus on the back of the heart? Interatrial sulcus Coronary sulcus Anterior interventricular sulcus Posterior interventricular sulcus
Posterior interventricular sulcus
Which circuit carries blood from the right ventricle to the lungs for gas exchange and returns it to the left atrium of the heart? Pulmonary Systemic Coronary
Pulmonary
Blood leaving the right ventricle pass through the _______ on its way to the _______. (Choose the best answer) Pulmonary Veins; Lungs Ascending Aorta; Left Atrium Pulmonary Trunk; Lungs Pulmonary Veins; Body Tissues Pulmonary Trunk; Right Atrium Ascending Aorta; Body Tissues
Pulmonary Trunk; Lungs
Which blood vessel is a branch off the pulmonary trunk? Aorta Pulmonary vein Superior vena cava Pulmonary artery
Pulmonary artery
Which blood vessel is a branch off the pulmonary trunk? Pulmonary artery Superior vena cava Pulmonary vein Aorta
Pulmonary artery
Which portion of the circulatory system moves blood to and from the lungs? Systemic circuit Coronary circuit Pulmonary circuit
Pulmonary circuit
If a thrombus blocked blood flow in the ulnar artery, blood could still flow to the hand via which of the following? Brachial artery Subclavian artery Radial artery Axillary artery
Radial artery
If a thrombus blocked blood flow in the ulnar artery, blood could still flow to the hand via which of the following? Subclavian artery Brachial artery Axillary artery Radial artery
Radial artery
Which are arteries of the upper limb? Radial artery Deep palmar arch Femoral artery Axillary artery Brachial artery
Radial artery Deep palmar arch Axillary artery Brachial artery
Which are tributaries of the inferior vena cava? Renal veins Lumbar veins Inferior phrenic veins Internal iliac veins Azygous vein Gonadal veins
Renal veins Lumbar veins Inferior phrenic veins Internal iliac veins Gonadal veins
Which side of the heart pumps blood to the lungs? Left Right
Right
Which artery runs along the sulcus and supplies blood to the right atrium and SA node? Right coronary Left coronary Circumflex
Right coronary
The principal veins of the portal system carrying blood from the gastrointestinal organs to the liver include which of the following? Select all that apply. Splenic vein Hepatic portal vein Hepatic veins Gastric veins Inferior/superior mesenteric veins
Splenic vein Hepatic portal vein Gastric veins Inferior/superior mesenteric veins
The brachiocephalic vein is formed by the union of which two veins? Superior vena cava and internal jugular Vertebral and external jugular Vertebral and internal jugular Subclavian and external jugular Subclavian and internal jugular
Subclavian and internal jugular
Which of these arteries, that branch from the thoracic aorta, directly supply blood to the muscles, bones, and skin of the chest wall? Mediastinal arteries Subcostal arteries Bronchial arteries Posterior intercostal arteries Superior phrenic arteries
Subcostal arteries Superior phrenic arteries Posterior intercostal arteries
Which is the largest branch of the axillary artery? It supplies the scapula and the latissimus dorsi. Bronchial artery Subscapular artery Superior phrenic artery Thoracic artery
Subscapular artery
Which is a blood vessel attached to the right atrium? Superior vena cava Aorta Pulmonary vein Pulmonary trunk
Superior vena cava
Which veins carry blood from the shoulder region back to the heart? Superior vena cava Brachiocephalic Vertebral Subclavian
Superior vena cava Brachiocephalic Subclavian
_____ is considered the peak arterial blood pressure attained during ventricular contraction. Systolic Pressure Diastolic Pressure Mean Arterial Pressure Pulse Pressure
Systolic Pressure
Where does pericardial fluid come from? The myocardium The epicardium The serous pericardium
The serous pericardium
Which of the following hormones is produced by the anterior pituitary? -Oxytocin -Estrogen -Thyroid Hormone -Aldosterone -Thyroid Stimulating Hormone
Thyroid Stimulating Hormone
What is the largest endocrine gland in an adult? Thymus Thyroid gland Ovary Adrenal gland
Thyroid gland
Which gland is located immediately below the larynx and shaped like a butterfly? Thymus Adrenal gland Thyroid gland Parathyroid gland
Thyroid gland
What do thyroid follicular cells secrete? Parathyroid hormone Thymosin Calcitonin Thyroxine
Thyroxine
What do thyroid follicular cells secrete? Thymosin Calcitonin Parathyroid hormone Thyroxine
Thyroxine
What are the internal ridges of myocardium seen in the ventricles called? Trabecula carneae Pectinate muscles Chordae tendineae
Trabecula carneae
Which valve is found between the right atrium and ventricle? Aortic Tricuspid Mitral Pulmonary
Tricuspid
Which valve is found between the right atrium and ventricle? Mitral Tricuspid Aortic Pulmonary
Tricuspid
True or false: While there is only one ulnar artery, there are two ulnar veins which unite to form one of the brachial veins.
True
Which section of the vessel wall is composed of a selectively permeable barrier, and can secrete chemicals that stimulate vasodilation and aggregation of leukocytes/platelets following damage? Tunica Media Tunica Externa (Tunica Adventitia) Tunica Intima (Interna)
Tunica Intima (Interna)
Which section of the vessel wall is composed of smooth muscle in order to strengthen the vessel and regulate diameter of the vessel? Tunica Externa (Tunica Adventitia) Tunica Intima (Interna) Tunica Media
Tunica Media
Name the paired veins in the medial forearm that unite near the elbow to form the medial brachial vein. Radial veins Cephalic veins Saphenous veins Ulnar veins
Ulnar veins
During a sudden increase in Mean Arterial Pressure, blood flow to the kidneys will momentarily increase, stretching the walls of the arterioles. To regulate speed of blood flow through these vessels, the arterioles will reflexively ___ and will ___ blood flow into the kidney. Vasodilate; Increase Vasodilate; Decrease Vasoconstrict; Increase Vasoconstrict; Decrease
Vasoconstrict; Decrease
If a tissue suddenly experiences hypoxia, arterioles to that tissue will reflexively ______ in order to _______ blood flow to the tissue. This should restore oxygen levels to the tissue. Vasoconstrict; Increase Vasodilate; Decrease Vasodilate; Increase Vasoconstrict; Decrease
Vasodilate; Increase
Which phase of the cardiac cycle is characterized by open pulmonary and aortic valves, and occurs during ventricular systole? Ventricular Filling Isovolumetric Contraction Ventricular Ejection Isovolumetric Relaxation
Ventricular Ejection
Which electrical event immediately precedes Ventricular Systole? Atrial Depolarization Atrial Systole Atrial Repolarization Atrial Diastole Ventricular Depolarization Ventricular Systole Ventricular Repolarization Ventricular Diastole
Ventricular Repolarization AND something else get answer ch 3 lecture quiz
Which veins drain the majority of blood from the head and neck? Select three answers from the options below. Vertebral vein Inferior vena cava External jugular Inferior sagittal sinus Internal jugular
Vertebral vein External jugular Internal jugular
What is the thin layer of the adrenal cortex just beneath the capsule that produces mineralocorticoids? Zona reticularis Zona glomerulosa Zona fasciculata
Zona glomerulosa
What is the innermost layer of the adrenal cortex? Zona reticularis Zona glomerulosa Zona fasciculata
Zona reticularis
Which of the following blood cells are derived from hemopoietic stem cells? (select all that apply) -Erythrocytes -Leukocytes -Megakaryocytes
all
An individual with type A- blood will innately produce which of the following antibodies? -anti-A Antibody -anti-B Antibody -anti-D antibody -None of the above
anti-B Antibody
The left and right coronary arteries arise from which blood vessel? Left atrium Aorta Pulmonary trunk Right atrium
aorta
The blunt tapered inferior portion of the heart is the _________ of the heart.
apex
The ______ aorta arises from the left ventricle while the ______ aorta passes through the thoracic and abdominal cavities. ascending, descending descending, ascending
ascending, descending
As the heart sits in the thoracic cavity, the superior tip end called the ______. apex septum base
base
The left atrioventricular valve is also called the __________________valve.
bicuspid
The superior vena cava is formed by the union of the right and left _______________veins.
brachiocephalic
The blood vessels that supply nutrients and oxygen only to the heart muscle make up the specific type of circulation called the ______________circulation.
coronary
The surface indentation that separates the atria from the ventricles is known as the _____________ sulcus.
coronary
The ____________ is the layer that lines the inner chambers of the heart.
endocardium
The heart is ______ the pericardial cavity. enfolded by inside
enfolded by
Each common iliac artery divides into the ______ iliac, which supplies mainly the lower limb, and the ______ iliac, which supplies the pelvic wall and viscera. internal, external external, internal
external, internal
Cells called spongiocytes are found within the zona ______ of the adrenal cortex. reticularis glomerulosa fasciculata
fasciculata
The framework of collagenous and elastic fibers found in the walls of the heart form the _____________skeleton.
fibrous
The outer wall of the pericardium is a sac called the ______. serous pericardium fibrous pericardium epicardium
fibrous pericardium
The thyroid gland is composed of sacs called ___________ which are filled with a protein-rich colloid.
follicles
The carotid arteries supply the ______. head abdomen thorax
head
The muscular pump that keeps blood flowing through blood vessels is the ______. muscularis externa lung biceps brachii heart
heart
The groove that extends downward from the coronary sulcus on the front of the heart is the anterior ___________________sulcus.
inter ventricular
The left and right ventricles are separated internally by the___________septum.
interventricular
A competitive runner travels to a high-altitude training facility in Colorado for the summer. The time in this high-altitude environment exposes him to lower levels of oxygen as he trains. This will ____ the production of Erythropoetin from his kidneys and will ____ the production of erythrocytes in his blood. -Decrease; Decrease -Decrease; Increase -Increase; Increase -Increase; Decrease
-Increase; Increase
An increased concentration of erythrocytes in the blood will ____ hematocrit and will ______ viscosity. -Increase; Decrease -Increase; Increase -Decrease; Decrease -Decrease; Increase
-Increase; Increase
A small cluster of endocrine cells in the pancreas that secretes insulin, glucagon, and somatostatin is a pancreatic ______. acini islet cilium
islet
The__________side of the heart supplies blood to the systemic circuit.
left
Which side of the heart supplies blood to the systemic circuit?
left
A fibrous cord that attaches the pulmonary trunk to the aortic arch is the ______. fossa ovalis ligamentum arteriosum coronary sulcus
ligamentum arteriosum
The fibrous skeleton of the heart is a ______ of electricity. nonconductor conductor
nonconductor
What is the function of Thrombokinase in the clotting cascade? -To Activate Factor XII -To activate Prothrombin Activator -To activate Plamin -To activate Thromboplastin
-To activate Prothrombin Activator
The right side of the heart pumps ______ blood to the lungs. oxygen-rich oxygen-poor
oxygen-poor
The ovoid glands partially embedded in the posterior surface of the thyroid are the ______ glands. pineal pituitary parathyroid adrenal
parathyroid
The _______________cavity is the space between the visceral and parietal layers of the pericardium.
pericardial
The _________________ is a double-walled sac enclosing the heart.
pericardium
The arterial branch that usually arises from the right coronary artery and supplies the back wall of the heart, both left and right ventricle, is the _________________________ branch
posterior interventricular
The pancreas is located retroperitoneally and ______. inferior to the urinary bladder posterior to the stomach superior to the diaphragm anterior to the cecum
posterior to the stomach
If systolic pressure is 136 and diastolic pressure is 97, calculate Mean Arterial pressure: 136 mm Hg 39 mm Hg 97 mm Hg 110 mm Hg 120 mm Hg
110 mm Hg
The adrenal cortex is composed of how many layers of tissue which differ in their histology and hormone output? 2 3 4 5
3
An anti-A antibody floating in blood plasma will bind to and mark which of the following antigens for destruction? -B Antigen -Rh (factor) Antigen -A Antigen -Anti-B Antibody -Another anti-A Antibody
A Antigen
ABO blood groups are determined by the presence of ______ on the erythrocyte surface. -anti-A and anti-B Antibodies -Anti-D Antibodies -A and B Antigens -Rh Antigens
A and B Antigens
In the pulmonary circuit, the pulmonary trunk branches into ______. pulmonary veins lobar arteries lobar veins pulmonary arteries
pulmonary arteries
In the pulmonary circuit, the pulmonary trunk branches into ______. pulmonary veins pulmonary arteries lobar veins lobar arteries
pulmonary arteries
The brachial vein is formed by the convergence of the ______ veins. radial and axillary basilic and ulnar In any order radial and ulnar axillary and subclavian
radial and ulnar
The two layers of the adrenal gland that secrete glucocorticoids and androgens are the zona ___________ and the zona fasciculata
reticularis
The pulmonary trunk carries blood away from the ______. left atrium right atrium left ventricle right ventricle
right ventricle
The longest vein in the body is the great _____________ vein
saphenous
Laterally, each transverse sinus gives rise to a ______. cavernous sinus sigmoid sinus superior sagittal sinus inferior sagittal sinus
sigmoid sinus
The circuit that carries blood to the body then returns it to the right side of the heart is the___________ circuit.
systemic
The right atrioventricular valve has ______ cusps. two five three four
three
True or false: The cardiovascular system includes the heart and blood vessels.
true
True or false: The coronary blood vessels are part of the the systemic circulation.
true
True or false: The hepatic portal system allows blood to flow from the gastrointestinal organs to the liver before returning to the heart.
true
The left atrioventricular valve has ______ cusps. four two five three
two
The ____________are the lower chambers of the heart that pump blood to the lungs and to the body.
ventricles
The head and neck are drained mainly by three pairs of veins: the internal jugulars, the external jugulars and the __________veins.
vertebral
The head and neck are drained mainly by three pairs of veins: the internal jugulars, the external jugulars and the___________veins
vertebral
Another name for the epicardium is the ____________layer of the serous pericardium.
visceral
Which structure is yellow in color due to its high lipid content and produces steroid hormones from cholesterol? Adrenal medulla Thyroid follicle Parathyroid gland Adrenal cortex
Adrenal cortex
Which structure acts as both an endocrine gland and as a ganglion of the sympathetic nervous system? Ovarian cortex Ovarian medulla Adrenal medulla Adrenal cortex
Adrenal medulla
Which hormone is produced by the zona glomerulosa of the adrenal gland, and stimulate the kidneys to retain sodium in an attempt to maintain blood volume and pressure? -Cortisol -Epinephrine -Aldosterone -Testosterone
Aldosterone
Which arterial branch of the left coronary artery travels down to the apex of the heart? Anterior interventricular Circumflex Marginal
Anterior interventricular
Which sulcus overlies the interventricular septum? Coronary sulcus Anterior interventricular sulcus Primary sulcus
Anterior interventricular sulcus
The left subclavian artery branches off of which blood vessel? Brachiocephalic trunk Ascending aorta Aortic arch Descending aorta
Aortic arch
The P Wave on the EKG is associated with which electrical event of the heart? (select all that apply) Atrial Depolarization Atrial Systole Atrial Repolarization Atrial Diastole Ventricular Depolarization Ventricular Systole Ventricular Repolarization Ventricular Diastole
Atrial Depolarization
The passage of blood from the atria to the ventricles is regulated by which valves? Semilunar Interventricular Atrioventricular
Atrioventricular
Which valves are attached to papillary muscles? Semilunar valves Atrioventricular valves
Atrioventricular valves
As the subclavian artery continues past the first rib, it is called which of the following? Superior ulnar collateral artery Circumflex humeral arteries Brachial artery Axillary artery Radial collateral artery
Axillary artery
Which vein is formed by the union of the brachial and basilic veins? Temporal vein Ulnar vein Cephalic vein Axillary vein
Axillary vein
Veins that drain the upper limb include which of the following? Basilic vein Cephalic vein Humeral vein Median cubital vein Renal vein
Basilic vein Cephalic vein Median cubital vein
Veins that drain the upper limb include which of the following? Cephalic vein Median cubital vein Renal vein Basilic vein Humeral vein
Basilic vein Cephalic vein Median cubital vein
Which type of leukocyte is the least numerous and releases histamines and heparin during inflammation? -Neutrophils -Monocytes -Lymphocytes -Basophils -Eosinophils
Basophils
Which vein converges with the basilic vein to form the axillary vein? Median cubital Cephalic Brachial Median antebrachial
Brachial
Which artery continues down the medial and anterior sides of the humerus supplying the anterior flexor muscles of the brachium? Radial artery Subclavian Humeral artery Brachial artery
Brachial artery
The radial and ulnar veins come together to form which of the following? Brachial veins Dorsal venous network Cephalic vein Median antebrachial vein
Brachial veins
The right common carotid artery branches directly off of which blood vessel? Aortic arch Brachiocephalic trunk Ascending aorta Descending aorta
Brachiocephalic trunk
The cerebral arterial circle (circle of Willis) supplies blood to which of the following? Heart Brain Muscles of the neck Scalp Lungs
Brain
Which of these arteries, that branch from the thoracic aorta, directly supply blood to the viscera of the thorax? Lateral thoracic arteries Bronchial arteries Esophageal arteries Mediastinal arteries Superior phrenic arteries
Bronchial arteries Esophageal arteries Mediastinal arteries
Which hormone(s) are produced by the thyroid gland? (Select all that apply - no partial credit will be applied) -Calcitonin -Thyrotropin-stimulating hormone -Triiodothyronine -Thyroxine -Thyroid-stimulating hormone
Calcitonin Triiodothyronine Thyroxine
Which sinuses are honeycomb in shape, located on each side of the body of the sphenoid bone, and receive blood from the superior opthalmic vein of the orbit and the superficial middle cerebral vein? Transverse sinuses Cavernous sinuses Vertebral veins Inferior sagittal sinuses
Cavernous sinuses
Which are examples of dural venous sinuses? Cavernous sinuses Transverse sinuses Inferior sagittal sinuses Ethmoid sinuses
Cavernous sinuses Transverse sinuses Inferior sagittal sinuses
The common hepatic, left gastric and splenic arteries are branches of which of the following? Mesenteric arteries Renal arteries Celiac trunk Thoracic aorta
Celiac trunk
he common hepatic, left gastric, and splenic arteries are the primary branches of which blood vessel? Circle of Willis Celiac trunk Internal carotid artery Aortic arch
Celiac trunk
Which supplies blood to the brain? External carotid artery Thyrocervical trunk Facial artery Cerebral arterial circle (circle of Willis)
Cerebral arterial circle (circle of Willis)
Which branch of the left coronary artery continues around to the posterior of the heart leading to the coronary sulcus? Circumflex Posterior interventricular Marginal
Circumflex
Which branch of the left coronary artery continues around to the posterior of the heart leading to the coronary sulcus? Marginal Circumflex Posterior interventricular
Circumflex
The femoral artery descends on the medial side of the femur giving rise to which arteries? Select three answers from the list below. Circumflex femoral artery External iliac artery Deep femoral artery Popliteal artery
Circumflex femoral artery Deep femoral artery Popliteal artery
Which of these arteries directly branch from the abdominal aorta? Select all that apply. Common iliac arteries Renal arteries Gonadal arteries Celiac trunk Superior phrenic arteries
Common iliac arteries Renal arteries Gonadal arteries Celiac trunk
hich vein collects venous drainage from all of the coronary veins and drains into the right atrium? Coronary sinus Left marginal vein Great cardiac vein Right marginal vein
Coronary sinus
Which groove encircles the heart, separating the atria from the ventricles? Interatrial sulcus Posterior interventricular sulcus Coronary sulcus Anterior interventricular sulcus
Coronary sulcus
Which of the following hormones induces hyperglycemia and inhibits inflammatory responses to help the body respond to stress and repair damaged tissues? -Dehydroepiandrosterone -Growth Hormone -Prolactin Inhibiting Hormone -Insulin -Cortisol
Cortisol
Liver damage and hypoproteinemia will ___ Capillary Osmotic Pressure (OPc) and will ___ the amount of fluid lost from the blood plasma to the interstitial fluid. Decrease; Increase Decrease; Decrease Increase; Decrease Increase; Increase
Decrease; Increase
Where are the parathyroid glands located? In the walls of the third ventricle Retroperitoneal and inferior to the kidney Embedded in the thyroid gland In the mediastinum
Embedded in the thyroid gland
When they secrete hormones, the ovaries and testes are considered what type of glands? Endocrine Exocrine Sebaceous Apocrine
Endocrine
What is the outermost layer of the heart wall called? Epicardium Endocardium Myocardium
Epicardium
Which of the following hormones in likely to bind to a membrane-bound receptor rather than an intracellular receptor? -Aldosterone -Epinephrine -Androgens -Estrogen -Cortisol
Epinephrine
Which of the following is considered a positive inotropic agent and will increase contraction strength of the heart? Epinephrine Hyperkalemia Hypocalcemia Myocardial hypoxia
Epinephrine
When they secrete eggs and sperm, the gonads are considered what type of glands? Sudoriferous Holocrine Endocrine Exocrine
Exocrine
True or false: The inner core of the adrenal gland is called the adrenal cortex. True False
False
True or false: Both the right and left subclavian arteries directly branch off of the aortic arch.
False-- while the left subclavian artery branches directly from the aortic arch, the right subclavian artery branches off of the brachiocephalic trunk.
Which is formed by a framework of collagenous and elastic fibers in the walls of the heart? Cartilaginous skeleton Fibrous skeleton Muscular skeleton
Fibrous skeleton
______ is the amount of blood flowing through an organ, tissue or blood vessel in a given time (ml/min). Blood Pressure Resistance Perfusion Flow
Flow
Which of the following hormones will directly induce sperm production (spermatogenesis) in the testes? (choose the best answer) -Leuteinizing Hormone -Melatonin -Follicle Stimulating Hormone -Progesterone -Epinephrine
Follicle Stimulating Hormone
Which vein collects venous drainage from the anterior side of the heart and travels alongside the anterior interventricular artery? Marginal Great cardiac Circumflex Coronary sinus
Great cardiac
In the examples of second-messenger systems provided in your notes and textbook, which of the following is considered a first messenger? -Hormone -Cyclic AMP (cAMP) -Diacylglycerol (DAG) -Calcium -Inositol Triphosphate (IP3)
Hormone
Where is the thymus located? In the mediastinum At the base of the brain In the mesenteries of the abdominal cavity Partially wrapped around the larynx
In the mediastinum
Sympathetic stimulation will induce vasoconstriction of arterioles leading to the intestines. This will ___ resistance and ___ blood flow through these vessels to the intestines. Increase; Increase Increase; Decrease Decrease; Increase Decrease; Decrease
Increase; Decrease
An increase in venous return will ____ end diastolic volume (EDV) and ____ stroke volume (SV). Decrease; Decrease Increase; Decrease Increase; Increase Decrease; Increase
Increase; Increase
Hypertension will ____ Capillary Hydrostatic Pressure (HPc) and will ___ the amount of fluid lost from the blood plasma to the interstitial fluid. Increase; Increase Increase; Decrease Decrease; Increase Decrease; Decrease
Increase; Increase
The right atrium receives blood from the _____. (Select all that apply) Your score is calculated as the number right minus the number wrong. Inferior Vena Cava Superior Vena Cava Left Atrium Left Ventricle Aorta Coronary Sinus Pulmonary Trunk Pulmonary Arteries
Inferior Vena Cava Superior Vena Cava Coronary Sinus
The pacemaker potential of pacemaker cells in the heart is characterized by: Influx of K+ through voltage-gated K+ channels Influx of Na+ through voltage-gated Na+ channels Efflux of Ca2+ through voltage-gated Ca2+ channels Influx of Na+ through Leakage Na+ channels
Influx of Na+ through Leakage Na+ channels
Which substances are secreted by pancreatic islet cells? Insulin Amylase Trypsin Glucagon Somatostatin
Insulin Glucagon Somatostatin
Which artery supplies blood to most of the cerebrum? Internal carotid artery External carotid artery
Internal carotid artery
Which artery supplies the breast and anterior thoracic wall? Subscapsular Internal thoracic Lateral thoracic Thoracoacromial
Internal thoracic
Which artery supplies the breast and anterior thoracic wall? Thoracoacromial Internal thoracic Lateral thoracic
Internal thoracic
Select the statement that accurately describes the influence of vasoconstriction on blood flow. It increases vessel radius and increases speed of blood flow. It decreases vessel radius and increases speed of blood flow. It increases vessel radius and decreases speed of blood flow. It decreases vessel radius and decreases speed of blood flow.
It decreases vessel radius and decreases speed of blood flow.
The systemic circuit pumps blood from which side of the heart to the body tissues? Left Right
Left
The mitral valve is also known as what? Pulmonary semilunar valve Left AV valve Aortic semilunar valve Right AV valve
Left AV valve
What is the middle branch off the aortic arch? Brachiocephalic Right common carotid Left common carotid Left subclavian
Left common carotid
What is the middle branch off the aortic arch? Left common carotid Right common carotid Left subclavian Brachiocephalic
Left common carotid
Which artery travels under the left auricle and then divides into two branches? Marginal artery Circumflex artery Left coronary artery Right coronary artery
Left coronary artery
Which arteries branch directly off of the celiac trunk? Select three of the options below. Left gastric artery Renal artery Common hepatic artery Common iliac arteries Splenic artery
Left gastric artery Common hepatic artery Splenic artery
Which of these arteries branch directly off the aortic arch? Left subclavian Left common carotid Right subclavian Brachiocephalic trunk
Left subclavian Left common carotid Brachiocephalic trunk
Which vein of the upper limb is the most common site for drawing blood? Ulnar vein Median cubital vein Cephalic vein Basilic network
Median cubital vein
Which of these arteries, that branch from the thoracic aorta, directly supply blood to the viscera of the thorax? Mediastinal arteries Superior phrenic arteries Bronchial arteries Esophageal arteries Lateral thoracic arteries
Mediastinal arteries Bronchial arteries Esophageal arteries
The pineal gland synthesizes which hormone? Serotonin Melatonin Pineal hormone Dopamine
Melatonin
At the venous end of a capillary bed capillary hydrostatic pressure is _____ capillary osmotic pressure causing bulk flow to move ____ a capillary. Greater than; Out of Less Than; Out of Less Than; Into Greater Than; Into
NOT Less Than; Out of Not Greater Than; Out of
Blood flows at its highest velocity in the ___ due to a ____ pressure gradient in these vessels. Veins; Large Veins; Small Capillaries; Small Arteries; Large Arteries; Small
NOT Veins; Small NOT Arteries; Small
The adrenal medulla acts as an endocrine gland as well as being part of which organ system? Nervous Reproductive Cardiovascular Digestive
Nervous
During the baroreceptor reflex, a decrease in blood pressure will result in a(n) ______ in heart rate and in systemic ________ in order to raise blood pressure back to normal. Decrease; Vasoconstriction Increase; Vasodilation Decrease; Vasodilation Increase; Vasoconstriction
Not Decrease; Vasoconstriction
An individual with O+ blood can receive which of the following blood types during a transfusion? O+ O- AB+ A- B+ A-
O+ O-
Blood leaving the right atrium is considered _____ and will immediately flow into the _____. Oxygen Rich; Pulmonary Trunk Oxygen Poor; Right Ventricle Oxygen Poor; Ascending Aorta Oxygen Rich; Left Ventricle
Oxygen Poor; Right Ventricle
Based on chemical classification (look in 17a notes), which hormones do you think will have longer lasting effects based on their target cells? -Epinephrine -Glucagon -Androgens -Oxytocin -Adrenocorticotropic Hormone
Oxytocin
Which of the following hormones is responsible for the ejection of milk, not for milk production? -Progesterone -Prolactin -Androgens -Estrogen -Oxytocin
Oxytocin
