Anatomy Exam Four Quiz Questions
Which of the following correctly lists the order sperm would pass on the way out of the body?
Epididymis, ductus deferens, ejaculatory duct, and penile urethra
True or False: in the cardiac cycle, as atrial systole ends, ventricular diastole begins and continues until the start of the next cardiac cycle
False
what is the blood flow from the heart to the leg
abdominal aorta, right external iliac, and popliteal
which of the following does NOT pose a threat to the health of an individual viruses that enter the skin after a cut or abrasion All of these can be potentially dangerous to a person's health. the normal bacteria on an individual's skin bacteria that live inside the human gut
all of these can be potentially dangerous to a person's health
the ductus or vas defens enlarges distally to form the
ampulla
T cells require what event to occur in order to undergo activation
antigen presentation
the left subclavian artery is a branch coming off of the
aorta
where would a blood vessel narrowing have to occur in order to result in a decrease in strength of the pulse in the left arm and left carotid artery
aorta
in the pulmonary circuit, arteries carry
arteries carry deoxygenated blood
the coronary sulcus marks the border between the
atria and ventricles
identify the ear like flaps that are attached to the top chambers of the heart
auricle
the expansible portion of an atrium is called an _____ because it reminded early anatomist of the external ear
auricle
the broad, superior portion of the heart is the
base
why would E. coli infection cause red spots on a subjects skin
because E. coli damaged the capillary endothelium
identify the valve found between the left atrium and the left ventricle
bicuspid (mitral) valve
the three branches off of the arctic arch are the
brachiocephalic, left common carotid, and left subclavian
what fibrous structure functions to anchor the atrioventricular valves in a closed position
chordae tendineae
the intestinal trunks empty into the
cisterna chyli
the right and left lumbar trunks empty into the
cisterna chyli
what is the function of the renal pelvis
collects newly formed urine
the stomach receives blood from the
common hepatic artery, it gives rise to the right gastric and gastroduodenal which both send branches to the stomach
the lymphatic system functions to maintain normal blood volume and eliminate local variations in the
composition of interstitial fluid
compared to veins, lymphatic vessels
contain fewer formed elements
the outer layer of the kidney is the
cortex
what is the correct direction of urine flow from formation to exiting the kidney
cortex, medulla, renal pelvis, ureter
about 85% of all nephrons are
cortical nephrons with short loops
moving form the aorta to the capillaries the diameter of the vessels _____, whereas the number of vessels _____
decreases, increases
which great vessel structure is divided by the diaphragm into a superior thoracic portion and an inferior abdominal portion
descending aorta
the smooth muscles in the wall of the uninary bladder is the
detrusor muscle
the macula densa cells are located in the
distal convoluted tubule
which is the last part of the renal tubule
distal convoluted tubule
which of the following is NOT found in both sexes
duct for infant nourishment
blod exits the nephron through the
efferent arteriole
what gives rise to the peritubular capillaries
efferent arteriole
inner lining of the heart
endocardium
which is the deepest and innermost layer of the heart wall
endocardium
T or F: the base of the heart is located at the bottom of the heart
false
True or false: oxygenated blood flows through the right side of the heart
false
True or false: the moderator band is found on both the right and left side of the heart
false
the capillaries of the glomerulus are
fenestrated and covered with podocytes
typically there are no lymph nodes in the
foot
which layer of the uterus is lost each month in the menses
functional layer of the endometrium
reproductive cells are called
gametes
the afferent arteriole gives rise to the
glomerulus
in anatomical position the apex of the heart is superior to the right atrium. aortic arch passes under the right pulmonary artery. heart is located anterior to the sternum. heart lies slightly to the left of midline.
heart lies slightly to the left of midline
what would not help someone from fainting contracting and relaxing his calf muscles holding his breath and then slowly releasing it the existing venous valves in his legs breathing deeply and regularly
holding his breath and then slowly releasing it
where is the basilic vein found
in the arm
where is the brachial vein found
in the arm
where is the cephalic vein found
in the arm
where is the radial vein found
in the forearm
where would you find inguinal lymph nodes
in the groin
where is the pampiniform plexus
in the spermatic cord
oxygenated blood supplies the brain through the
internal carotid artery
testosterone is produced in the
interstitial cells
the ureters drain urine from the
kidneys into the bladder
as bacteria break through the intestinal epithelium what is the first vascular layer to be encountered
lamina propria
the ____ ventricle has the thickest myocardium of all the chambers
left
which of the following contain oxygenated blood Right ventricle, aorta, and superior vena cava Left atrium, pulmonary trunk, and aorta Left atrium, pulmonary veins, and aorta Aorta, pulmonary arteries, and pulmonary trunk
left atrium, pulmonary veins, and aorta
lymph in the thoracic duct empties into the
left subclavian vein
what heart chamber pushed blood through the aortic semilunar valve
left ventricle
the great saphenous vein is
located on the medial side of the thigh, passes posterior to the medial epicondyle of the femur, is the longest vein in the body
the large passageways into which the minor calyces empty are the
major calyces
the thoracic duct lies ____ to the lungs
medial
typically blood is drawn from the ____ vein, a vessel found in the anterior elbow
median cubital
oocytes are haploid once they have completed
meiosis I
is the pancreas part of the lymphatic system
no
does seminal fluid contain sperm
no, semen contains sperm
if the heart were to be punctured by a broken bone, the bone would first penetrate the
parietal pericardium
name the ridged bundle of muscles found projecting inside the right atrium
pectinate muscles
what is another name for the visceral epithelium of the glomerulus
podocytes
the reproductive system does NOT
produce adrenaline to help males compete for the attention of females
in comparsion to spermatogenesis and spermiogenesis, oogenesis
produces many fewer functional gametes
what is the function of the coronary circulation
provide a blood supply to the heart
filtrate produced in the renal corpuscle flows directly into the
proximal convoluted tubule
what part of the nephron is used for reabsorption of solutes
proximal convoluted tubule
identify the valve located at the exit of the right ventricle
pulmonary semilunar valve
which vessels bring blood to the heart
pulmonary veins
the lateral vessel in the forearm is the ___ artery and the lateral vessel in the leg is the ____ artery
radial. fibular
adjacent renal pyramids are separated by the
renal columns
blood vessels entering through the renal hilum reach the cortex region by passing through the
renal columns
what structure is found separating the renal pyramids
renal columns
filtration occurs in which part of the nephron
renal corpuscle
what region of the kidney is in the fibrous capsule
renal cortex
what region of the kidney is the most superficial
renal cortex
where does the filtration of the blood occur within the kidneys
renal cortex
where are the renal columns located
renal medulla
in comparison to B cells and T cells, NK cells
respond to a greater variety of pathogenic threats
the kidneys are located
retroperitoneally
lymph entering the right lymphatic duct can come from the
right arm
which of the following correctly identifies the path that blood takes on its way through the heart Right atria, right ventricle, pulmonary trunk, and pulmonary arteries Left ventricle, aorta, pulmonary veins, and right atrium Pulmonary trunk, pulmonary veins, pulmonary arteries, and left atrium Pulmonary veins, left atrium, tricuspid valve, and left ventricle
right atria, right ventricle, pulmonary trunk, and pulmonary arteries
which structure receives blood from the systemic circuit
right atrium
the right lymphatic duct empties into the
right subclavian vein
which chamber of the heart exits into the pulmonary trunk
right ventricle
sperm is produced in the ______ and stored in the ____
seminiferous tubules. epididymis
the coronary sulcus
separates the atria from the ventricles on the surface of the heart
what is the outermost layer of the intestine
serosa
the intestinal arteries supply to the
small intestine
components of the lymphatic system include the
spleen, lymphatic vessels, thyums, lymph nodes, and thoracic duct
what are the three branches of the celiac trunk
splenic, common hepatic, and the left gastric
blood coming form the small intestines travels in the
superior mesenteric vein
brachiocephalic veins drain directly into the
superior vena cava
blood that occurs to and from all the tissues of the body, with the exception of the lungs, is transported in the
systemic circuit
which of the following statements is true The largest veins and arteries have the thinnest walls so that oxygen and carbon dioxide can diffuse in and out of those vessels. Because veins carry blood from the feet to the heart, they must have the most smooth muscle in order to pump the blood upward. The farther away the blood vessel is from the heart, the less oxygen the blood in it carries. The farther away the blood vessel is from the heart, the smaller the diameter it has.
the farther away the blood vessel is from the heart, the smaller the diameter it has
what supplies the liver with oxygenated blood
the hepatic artery
what brings nutrient rich blood to the liver
the hepatic portal vein
identify the most muscular chamber
the left ventricle
how does the urethra in the male differ from that of the female
the male urethra transports both semen and urine, in the female the urethra transports only urine
what combines to form the superior mesenteric vein
the middle colic, the right colic, and the ileocolic veins
what is the function of the valves within the veins
the prevent the back flow of blood way from the heart
seminal fluid is produced by
the prostate, bulbo-urethral and seminal vesicles
where does the kidney filter the blood
the renal corpuscle
what does the middle colic artery supply
the right side of the large intestine
which of the heart's chambers is responsible for sending blood to the lungs to pick up oxygen
the right ventricle
which of the following correctly describes the borders of the heart The left atrium forms the diaphragmatic surface of the heart. The right ventricle forms the inferior border of the heart. The right atrium forms the inferior border of the heart. The left ventricle forms the sternocostal surface of the heart.
the right ventricle forms the inferior border of the heart
what combine to form the hepatic portal vein
the splenic and superior mesenteric
where is the deep femoral artery
the thigh
what forms the trigone
the ureters and the urethra
Which of the following statements is true regarding lymphocyte production and distribution
there are more NK cells in continuous circulation that in the bone marrow
through which structure does the majority of lymph flow
thoracic duct
what lymphatic organ is found in the superior mediastinum which is posterior to the sternum
thymus
which of the following is NOT considered a major component of the lymphatic system thymus adenoids spleen thryroid
thyroid
what is the primary function of the lymphatic system
to protect the body from pathogens
name the needle like ridges of muscle lining the ventricles
trabeculae carneae
valve found between the right atria and right ventricle is the
tricuspid
identify the right atrioventricular valve
tricuspid valve
the valve between the right atria and the right ventricle is the
tricuspid valve
T or F: the first branch off the arch of the aorta is the brachiocephalic artery in both the sheep and human
true
true or false: blood on the right never mixes with blood on the left, one the heart is fully developed
true
where would you find axillary lymph nodes
under the arm
which type of blood vessel lacks a muscular layer
venule
most of the blood in the body at any given moment is found in the
venules and medium-sized veins
the thoracic duct likes anterior to the
vertebral bodies
the brachiocephalic vein receives blood from the
vertebral vein
an anatomy student is a blood vessel with only two layers to the vessel wall and with no smooth muscle is
a venule
four or five minor calyces join to form
a major calyx
what is the ligament arteriousum
a remnant of the duties arteriosus