ATI A&P 2023 practice test (solved)

Which of the following pituitary hormones stimulates the process of gametogenesis? - Answer- follicle stimulating hormone When blood leaves the left ventricle of the heart which of the following structures does it enter next? - Answer- aorta Calcium concentration in the blood is controlled by which of the following glands - Answer- parathyroid Which of the following occurs as a result of the release of antidiuretic hormone? - Answer- fluid volume in the body increases Which of the following is responsible for the regulation of body temperature - Answer- hypothalamus Breast feeding of an infant provides which of the following type of immunity? - Answer- natural passive which of the following anti-body types mediates the body's response to an allergen - Answer- IgE Which of the following is the function of the ureter's? - Answer- to conduct urine from the kidneys to the bladder Which of the follow electrolytes plays an essential role in the clotting of blood? - Answer- calcium testosterone production is regulated by which of the following glands - Answer- pituitary Bile aids in the digestion of which of the following - Answer- fat Which of the following is a hormone that regulates urine output? - Answer- antiduretic Which of the following does the respiratory system eliminates when there is an excess of hydrogen ions in the body? - Answer- carbon dioxide blood cells are produced by which of the following - Answer- red bone marrow after passing through the glottis inspired air than travels through which of the following structures - Answer- larynx Which of the following types of muscle tissue is under voluntary control - Answer- skeletal An occurrence of too high of a concentration of which of the following electrolytes is associated with cardiac arrhythmias - Answer- potassium Blood pH is measured by the gain and loss of which of the following - Answer- hydrogen Which of the following is a structure that filters foreign particles from lymphatic fluid - Answer- nodes Which part of the brain regulates heart rate, respiratory rate, and blood pressure - Answer- medulla oblongata Which of the following substances is involved in the distraction of ingested pathogen's? - Answer- stomach acid The release of histamine is associated with which of the following - Answer- mast cells Which part of the nephron is closest to the collecting duct - Answer- distal convoluted tubule Which of the following is a result of stimulation of the sympathetic nervous system - Answer- increase cardiac output which of the following hormones is produced by the thyroid gland and is active in calcium metabolism - Answer- calcitonin Which of the following cardiac valves prevents blood from returning to the left ventricle of the heart? - Answer- aortic Which of the following describes the events of ovalution - Answer- the graafian follicle releases and ovum which of the following is a structure of the inner ear - Answer- cochlea which of the following occurs at the beginning of the systole in a health heart - Answer- the ventricles contract Which of the following is the effect of aldosterone secretion on electrolyte levels - Answer- formation of plugs which of the following structures located at the of the ear canal, vibrates when sound waves strike it. - Answer- eustachian tube Peripheral vasodilation results in heat loss through which of the following processes - Answer- radiation which of the following may indicate a hypersecretion of thyroid hormones - Answer- weight loss Which of the following is the function of angiotensin II in the regulation of blood pressure? - Answer- vasocontriction Which of the following mediates the body's response to stress? - Answer- cortisol Which of the following is a result of the process of meiosis - Answer- sperm and ova are producted Which of the following is the correct order of the protective meningeal layers of the brain from inside to outside - Answer- pia meter arachnoid dura mater Which of the follow valves prevents backflow of blood from the right ventricle into the right atrium of the heart - Answer- tricuspid Which of the following is the average length of the female urethera - Answer- 1 to 1.5 inches Which of the following is a site of sperm maturation in the male reproductive system - Answer- epipdymus Which of the following bone is a component of the appendicular skeleton - Answer- symphysis pubis a normal adult bladder has the capacity to hold up to how many mL of urine before involuntary micturion is likely to occur - Answer- 600 Which of the following is associated with wound healing by primary intension - Answer- minimal scar tissue Which of the following is a role of platelets in hemostasis - Answer- formation of plugs Which if the following is the effect of aldostrone secretion on electrolyte levels - Answer- sodium levels are increased In the process of wound healing, which of the following plays a role in clearing a wound of cellular debris - Answer- neutrophilis Which of the following is the iron containing component of a red blood cell? - Answer- hemoglobin Straightening the elbow by lowering hand effects which of the following muscles? A. biceps brachii B. triceps brachii C. brachialis D. brachioradialis - Answer- triceps brachii Which of the following hormones or enzymes is invloved in fluid balance and is produced by the kidneys - Answer- renin Which of the following types of cells is primarily responsible for the destruction of old cells and invasive microorganisms - Answer- macropages Which of the following parts of the central nervous system is responsible for the control of involuntary respirations - Answer- medulla oblongata In a normally functioning cardiovascular system, where does the heartbeat originate? - Answer- sinoartrial node Which of the following is a fuction of the gallbladder - Answer- storage of bile Which of the following hormones is secreted by the posterior pituitary gland - Answer- antiduretic hormone which of the following is a measurement of the percentage of red blood cells in whole blood - Answer- hematocrit Which of the following ions is most abundant in extracellular fluid - Answer- sodium Where are nutrients absorbed when transported into the bloodstream - Answer- small intestine Which of the following tissues connects bones to joints - Answer- ligaments Which of the following structures comes after the ascending colon - Answer- trnasverse colon Which is the function of the liver - Answer- lipid metabolism Which of the following structures prevents food from being aspirated into the lungs - Answer- epiglottis Which of the following function is associated with the dermal layer of the skin - Answer- collagen formation Which of the following is a wax-like substance secreted by glands in the external ear canal - Answer- cerurem Production of which of the following is a function of the prostate gland - Answer- substance to enhance sperm mobility Which of the following is the function of surfactant in the alveoli of the lungs - Answer- prevention of alveloi collapse which of the following blood vessels carry deoxygenated blood to the right atrium of the heart - Answer- superior and inferior vena cana An individual with which of the following blood types can receive only blood of the same type - Answer- type O Which of the following structures is located between the descending colon and the rectum - Answer- sigm