A&P Flashcards
Which of the following ions is most abundant in extracellular fluid?
Sodium
Which of the following does the respiratory system eliminate when there is excess hydrogen ions in the body?
CO2
Where does the heartbeat originate?
Sinoatrial Node
where are blood cells produced?
Red bone marrow
what is the iron containing component of RBC?
Hemoglobin
function of angiotensin II in regulation of BP
vasoconstriction
What hormone or enzyme is involved in fluid balance and is produced by the kidneys?
Renin
What may indicate hypersecretion of thyroid hormone?
weight loss
Peripheral vasodilation results in heat loss through which of the following processes?
Radiation - the transfer of heat from the surface of one object to the surface of another without direct contact
Bile aids in the digestion of which of the following?
Fat
What part of the end of the ear canal vibrates when sound waves strike it?
Tympanic membrane
Which of the following structures prevents food from being aspirated into the lungs?
Epiglottis - flap-like structure that prevent food from being aspirated
Which muscle tissue is voluntary?
skeletal
What electrolyte plays an essential role in blood clotting?
Calcium
which of the following structures comes after the ascending colon?
Transverse colon
which of the following is a result of stimulation of the sympathetic nervous system?
increase of cardiac output
What structures is located between the descending colon and rectum?
sigmoid colon
what pituitary hormone stimulates the process of gametogenesis?
Follicle stimulating hormone
which of the following mediates the body’s response to stress?
Cortisol
Which of the following is the hormone that regulates urine output?
antidiuretic hormone
straightening the elbow by lowering the hand affects which of the following muscles?
triceps brachii
function of the liver?
lipid metabolism
which of the following parts of the central nervous system responsible for the control of involuntary response?
medulla oblongata
what occurs as a result of the release of antidiuretic hormone?
fluid volume in the body increases
what valve is responsible for preventing blood going back into the left ventricle?
aortic
what is associated with wound healing by primary intention?
minimal scar tissue
which of the following hormones is secreted by posterior pituitary?
antidiuretic hormone
function of the prostate gland?
enhance sperm motility