A&P TEAS practice test
What is the average length of the female urethra?
1-1.5 inches
A normal adult bladder has the capacity to hold up to how many mL of urine before involuntary micturition is likely to occur?
600
what structure of the respiratory system is the site of gas exchange?
Alveoli
What hormone is secreted by the posterior pituitary gland?
Antidiuretic hormone
When blood leaves the left ventricle of the heart, what structures does it enter next?
Aorta
What cardiac valve prevents blood from returning to the left ventricle of the heart?
Aortic
What hormones are produced by the thyroid gland and are active is calcium metabolism?
Calcitonin
what does the respiratory system eliminate when there is an excess of hydrogen ions in the blood?
Carbon dioxide
What is associated with the dermal layer of the skin?
Collagen formation
What part of the Nephron is closest to the collecting duct?
Distal convoluted tubule
What structure prevents food from being aspired into the lungs?
Epiglottis, flap-like structure
Bile aids in the digestion of what?
Fat, bile breaks down fats in normally functioning gastrointestinal system
What occurs as a result of the release of antidiuretic hormone?
Fluid volume in the body increases.
what pituitary hormones stimulate the process of gametogenesis?
Follicle-stimulating hormone
What is a role of platelets in hemostasis?
Formation of plugs
What is the measurement of the percentage of red blood cells in whole blood?
Hematocrit
Blood pH is measured by the gain and loss of what?
Hydrogen ions
What antibody types mediates the bodys response to an allergen?
IgE
What structures of the gastrointestinal system absorbs iron and bile salts?
Ileum
After passing through the glottis, inspired air then travels through what structure?
Larynx
What is a function of the liver?
Liquid metabolism as well as, Produce Urea Produce bile detoxification storage of iron and vitamins A,E,D,K Regulated cholesterols regulates blood glucose levels concentrations Makes plasma proteins
What types of cells are primarily responsible for the destruction of old cells and invasive micro-organisms? Through the process of phagocytosis, ____ are primarily responsible for trapping and destruction of old cells and invasive micro-organisms.
Macrophages,
The release of histamine is associated with what?
Mast Cells, which trigger inflammatory response
what part of the central nervous system is responsible for the control of involuntary respiration?
Medulla oblongata
Breastfeeding of an infant provides what type of immunity?
Natural passive
In the process of wound healing, what plays a role in clearing a wound of cellular debris?
Neutrophils- key in process of phagocytosis
Calcium concentration in the blood is controlled by what gland?
Parathyroid
what is the correct order of the protective meningeal layers of the brain from inside to outside? ____ is the brain covering; ____ is the middle; ____ is the lining of the skull.
Pia mater, arachnoid, dura mater
An occurrence of too high of a concentration of what electrolytes is associated with cardiac arrhythmias?
Potassium
What surfactant in the alveoli of the lungs?
Prevention of alveoli collapse
Peripheral vasodilation results in heat loss through ____, which is the transfer of heat from the surface of one object to another without direct contact.
Radiation
Blood cells are produced by what?
Red bone marrow
what hormone or enzyme is involved in regulation of fluid balance, blood pressure and is produced by the kidneys?
Renin
Where are nutrients absorbed when transported into the bloodstream? ____ has 3 functions: peristalsis, digestion, and absorption of nutrients into the bloodstream. Nutrients are either to the liver or target cells, where the nutrients are metabolized.
Small intestine
What ions is most abundant in extracellular fluid?
Sodium
What is the effect of aldosterone secretion on electrolyte levels?
Sodium levels are increased
What is a result of the process of meiosis?
Sperm and ova are produced
What substance is involved in the destruction of ingested pathogens?
Stomach acid
What blood vessels carry deoxygenated blood to the right atrium of the heart?
Superior and inferior vena cava
which tissues attaches muscle to bone?
Tendon
What occurs at the beginning of systole in a healthy heart?
The ventricles contract, moving blood from the ventricles to the aorta and ___
What is the function of the ureters?
To conduct urine from the kidneys to the bladder
What structures comes after the ascending colon?
Transverse colon
Straightening the elbow by lowering the hand contracts what muscle?
Triceps brachii
what is located at the end of the ear canal, vibrates when sound waves strike it?
Tympanic membrane - vibrates when sound waves strike it
what is the function of angiotensin II in the regulation of blood pressure?
Vasoconstriction
What may indicate a hypersecretion of thyroid hormones?
Weight loss
what is the hormone that regulates urine output?
antidiuretic - secreted from the posterior pituitary gland to increase reabsorption of water
What electrolytes plays an essential role in the clotting of blood?
calcium
What is a wax-like substance secreted by glands in the external car canal?
cerumen
What are the structures of the inner ear?
cochlea, vestibule, semicircular canals
What mediates the body's response to stress?
cortisol
What is a site of sperm maturation in the male reproductive system?
epididymis
What is the iron-containing component of a red blood cell?
hemoglobin
what is responsible for the regulation of body temperature?
hypothalamus
what is a result of stimulation of the sympathetic nervous system?
increased cardiac output
what tissues connects bones to joints?
ligaments
What is a structure that filters foreign particles from lymphatic fluid?
lymph Nodes
What brain regulates heart rate, respiratory rate, and blood pressure?
medulla oblongata -part of the brainstem that regulates vital functions
what is associated with wound healing by primary intention?
minimal scar tissue
Testosterone production is regulated by what glands?
pituitary gland
what is located between the descending colon and the rectum?
sigmoid colon
In a normally functioning cardiovascular system, where does the heartbeat originate?
sinoatrial node
What muscle tissue is under voluntary control?
skeletal
What is a function of the gallbladder?
storage and concentration of bile from the liver, until it is released to aid in digestion.
production of a what is a function of the prostate gland?
substance to enhance sperm motility
What bone is a component of the appendicular skeleton?
symphysis pubis
What describes the event of ovulation?
the graafian follicle releases an ovum
What valves prevent the backflow of blood from the right ventricles into the right atrium of the heart?
tricuspid
An individual with what blood type can receive only blood of that same type?
type O
