ATI Anatomy and Physiology Exam 2025/2026 –
Proctored Nursing Test with Verified Questions and
100% Detailed Answers
17. Which of the following processes is used to transport
water and small solute particles through a membrane from
a high-pressure area to a low-pressure area?
A. Filtration
B. Phagocytosis
C. Osmosis
D. Active transport - ANSWER-A. Filtration
18. Which of the following is the hormone that regulates
urine output?
A. Thyroid-stimulating
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B. Antidiuretic
C. Adrenocorticotropic
D. Follicle-stimulating - ANSWER-B. Antidiuretic
19. Which of the following functions is associated with the
dermal layer of the skin?
A. Collagen formation
B. Vitamin D activation
C. Melanin production
D. Storage of extra calories - ANSWER-A. Collagen
formation
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20. Which of the following glands is responsible for
secreting epinephrine and norepinephrine that help in the
"fight or flight" reaction?
A. Parathyroid
B. Testes or ovaries
C. Adrenal medulla
D. Posterior pituitary - ANSWER-C. Adrenal medulla
21. Breastfeeding provides which of the following types of
immunity for an infant?
A. Artificial active
B. Natural active
C. Artificial passive
D. Natural passive - ANSWER-D. Natural passive
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22. Which of the following blood types is identified as the
universal donor?
A. negative
B. positive
C. AB positive
D. A positive - ANSWER-A. negative
23. A normal adult bladder has the capacity to hold up to
how many mL of urine before involuntary micturition is
likely to occur?
A. 200
B. 400
C. 600