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ATI ANATOMY AND PHYSIOLOGY
EXAM 2025 LATEST REAL QUESTIONS
AND CORRECT ANSWERS GRADE A
what structure prevents food from being aspirated into the lungs? - CORRECT ANSWER the epiglottis how does the event of ovulation take place? - CORRECT ANSWER it takes place as the graafian follicle ruptures, subsequently releasing an ovum straightening the elbow by lowering the hand affects what muscle? - CORRECT ANSWER triceps brachii production of what is a function of the prostate gland? - CORRECT ANSWER the substance to enhance sperm motility in a normally functioning cardiovascular system, where does the heartbeat originate? (pacemaker of the heart) - CORRECT ANSWER sinoatrial node what valve prevents backflow of blood from the RIGHT ventricle into the RIGHT ATRIUM of the heart?? -
CORRECT ANSWER tricuspid what structure comes after the ascending colon? - CORRECT ANSWER transverse colon what is a result of the process of meiosis? - CORRECT ANSWER sperm and ova are produced breastfeeding of an infant provides which type of immunity? - CORRECT ANSWER natural passive what ion is most abundant in extracellular fluid? - CORRECT ANSWER sodium what occurs at the beginning of systole in a healthy heart?
- CORRECT ANSWER the ventricles contract what is a structure of the inner ear? - CORRECT ANSWER cochlea where are blood cells produced? - CORRECT ANSWER red bone marrow what structure of the gastrointestinal system absorbs iron and bile salts? - CORRECT ANSWER ileum what is the function of the liver? - CORRECT ANSWER lipid metabolism; bile production and excretion; excretion
the thyroid gland what mediates the body's response to stress? - CORRECT ANSWER cortisol what structure located at the end of the ear canal, vibrates when sound waves strike it? - CORRECT ANSWER tympanic membrane a normal adult bladder has the capacity to hold up to how many mL of urine before involuntary micturition is likely to occur? - CORRECT ANSWER 600mL testosterone production is regulated by what gland? - CORRECT ANSWER pituitary what is the effect of aldosterone secretion on electrolyte levels? - CORRECT ANSWER sodium levels are increased what hormone regulates urine output? - CORRECT ANSWER antidiuretic hormone what does the thyroid stimulating hormone do? - CORRECT ANSWER targets the thyroid gland to produce essential hormones that regulate metabolism and energy production
what does the antidiuretic hormone do? - CORRECT ANSWER It is secreted from the posterior pituitary gland to increase reabsorption of water and sodium from the kidneys What does the adrenocorticotropic hormone do? - CORRECT ANSWER regulates adrenal cortex function what does the follicle stimulating hormone do? - CORRECT ANSWER influences the production of a mature ovum what is the function of the gallbladder? - CORRECT ANSWER It is the sac where bile is stored and concentrated until it is released to aid in digestion what is the function of the ureters? - CORRECT ANSWER to conduct urine from the kidneys to the bladder what part of the brain regulates heart rate, respiratory rate, and blood pressure? - CORRECT ANSWER medulla oblongata what hormone is secreted by the posterior pituitary gland?
- CORRECT ANSWER antidiuretic hormone what is associated with wound healing by primary
what is the average length of the female urethra? - CORRECT ANSWER 1 to 1.5 inches what is the correct order of the protective meningeal layers of the brain from inside to outside? - CORRECT ANSWER pia mater, arachnoid, dura mater pia mater - CORRECT ANSWER the brain covering arachnoid - CORRECT ANSWER the middle layer dura mater - CORRECT ANSWER the lining of the skull what hormone or enzyme is involved in fluid balance and is produced by the kidneys - CORRECT ANSWER renin renin - CORRECT ANSWER an enzyme that is produced by the kidneys and plays a role in the regulation of fluid volume and blood pressure which part of the nephron is closest to the collecting duct?
- CORRECT ANSWER distal convoluted tubule what blood vessels carry deoxygenated blood to the right atrium of the heart? - CORRECT ANSWER superior and inferior vena cavae what part of the central nervous system is responsible for
the control of involuntary respirations? - CORRECT ANSWER medulla oblongata
