CBME
DR. YSR UNIVERSITY OF HEALTH SCIENCES: AP: VIJAYAWADA-520 008
MBBS DEGREE EXAMINATION – DECEMBER, 2023
--- Content provided by FirstRanker.com ---
FIRST M.B.B.S. EXAMINATION
PHYSIOLOGY - PAPER-II (SET-B)
(Multiple Choice Questions)
Time: 20 Minutes Max Marks: 20
Note: Answer all questions
--- Content provided by FirstRanker.com ---
SECTION - I (MCQs- 20 MARKS) 1x20=20
1) Addison's disease is due to
a. Hyper-adrenalism
b. Hypo-adrenalism
c. Increased secretion of melanin
--- Content provided by FirstRanker.com ---
d. Increased adrenal androgenic
2) The trigger to initiate the contractile process in skeletal muscle is
a. Calcium binding to tropomyosin
b. Calcium binding to troponin
c. ATP binding to the myosin cross bridges
--- Content provided by FirstRanker.com ---
d. Potassium binding to myosin
3) Repolarization in a motor nerve is due to
a. Influx of chloride ion
b. Efflux of potassium ion
c. Efflux of calcium ion
--- Content provided by FirstRanker.com ---
d. Influx of sodium ion
4) The actin filaments are anchored to the
a. H-line
b. Z-line
c. Perimysium
--- Content provided by FirstRanker.com ---
d. Sarcoplasmic reticulum
5) Where does fertilization take place in the female reproductive system?
a. Uterus
b. Cervix
c. Ovary
--- Content provided by FirstRanker.com ---
d. Ampulla of the fallopian tubes
6) Which of the following increases the rate of deposition and decreases the rate of absorption of bone?
a. Elevation of parathyroid hormone concentration
b. Elevation of estrogen concentration
c. Elevation of extracellular hydrogen ion concentration
--- Content provided by FirstRanker.com ---
d. Reduction in mechanical stress on the bone
7) Example of neuroendocrine secretion
a. Growth hormone
b. Cortisol
c. Oxytocin
--- Content provided by FirstRanker.com ---
d. Prolactin
8) Factors that stimulate growth hormone is
a. Increased blood glucose
b. Exogenous growth hormone
c. Ghrelin
--- Content provided by FirstRanker.com ---
d. Testosterone
9) Hunger center is
a. Ventro-medial nucleus of hypothalamus
b. Lateral hypothalamic nucleus
c. Anterior hypothalamic nucleus
--- Content provided by FirstRanker.com ---
d. Posterior hypothalamic nucleus
10) Episodic memories are formed in the
a. Amygdala
b. Hippocampus
c. Neocortex
--- Content provided by FirstRanker.com ---
d. Uncus
11) Sperms become motile in
a. Prostate
b. Epididymis
c. Vas deferens
--- Content provided by FirstRanker.com ---
d. Seminal vesicle
12) Failure rate is maximum in which of the following contraceptive methods?
a. Barrier
b. Contraceptives
c. IUD
--- Content provided by FirstRanker.com ---
d. Oral contraceptives
13) Sleep spindles and K+ complexes are seen in stage of sleep in EEG
a. REM sleep
b. Stage - 2 NREM sleep
c. Stage - 3 NREM sleep
--- Content provided by FirstRanker.com ---
d. Stage - 4 NREM sleep
14) Mossy fibers in cerebellum make direct synaptic connection with
a. Dendrites of granule cells
b. Axons of granule cells
c. Dendrites of Golgi cells
--- Content provided by FirstRanker.com ---
d. Purkinje cells
15) The afferent climbing fibers to the cerebellum originate from
a. Superior olivary nucleus
b. Inferior olivary nucleus
c. Superior vestibular nucleus
--- Content provided by FirstRanker.com ---
d. Inferior vestibular nucleus
16) Golgi tendon organ determines
a. Static length
b. Muscle action
c. Muscle tension
--- Content provided by FirstRanker.com ---
d. Dynamic length
17) Prosopagnosia is
a. Inability to recognize faces
b. Inability to recognize words
c. Inability to hear the sounds
--- Content provided by FirstRanker.com ---
d. Inability to recognize smell
18) Large number of taste buds are on the walls of the
a. Circumvallate papillae
b. Fungiform papillae
c. Foliate papillae
--- Content provided by FirstRanker.com ---
d. Palate
19) One decibel represents an actual increase in sound energy of
a. 1.26 times
b. 2.26 times
c. 3.26 times
--- Content provided by FirstRanker.com ---
d. 4.26 times
20) Athetosis is characterized by
a. Continuous slow writhing movements
b. Rapid voluntary dancing movements
c. Involuntary flailing movements
--- Content provided by FirstRanker.com ---
d. Slowness of movements
For more visit: FirstRanker.com
--- Content provided by FirstRanker.com ---
This download link is referred from the post: NTRUHS MBBS First Year 2010-2025 Question Papers (Dr. NTR University of Health Sciences)