NEET PG & INI-CET - Pre-Clinical Sciences (Anatomy, Physiology & Biochemistry)

General & Nerve-Muscle Physiology question bank (Medical Physiology)

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Q1.
In clinical evaluation regarding renal clearance calculation (Case Vignette #2): Which of the following observations or mechanisms is most accurate?

(A)
Clearance of glucose exceeds inulin clearance
(B)
Clearance of inulin equals the glomerular filtration rate (GFR)
(C)
Clearance of urea is completely independent of flow rate
(D)
Clearance of PAH equals GFR
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Q2.
In clinical evaluation regarding neuromuscular transmission mechanism (Case Vignette #4): Which of the following observations or mechanisms is most accurate?

(A)
Curare irreversibly blocks presynaptic calcium entry
(B)
Acetylcholine activates muscarinic M2 receptors at skeletal motor end plates
(C)
Depolarization of axon terminal opens voltage-gated Ca2+ channels, triggering ACh exocytosis
(D)
Opening of voltage-gated K+ channels causes vesicle fusion
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