Download NTRUHS 1st Year MBBS 2024 March Physiology Paper II MCQs Question Paper

Q.P. CODE: M102A021

Dr YSR UNIVERSITY OF HEALTH SCIENCES: VIJAYAWADA- 520008

MBBS DEGREE EXAMINATION - MARCH, 2024

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FIRST M.B.B.S. EXAMINATION

PHYSIOLOGY - PAPER-II (SET-C)

(Multiple Choice Questions)

Time: 20 Minutes

Max Marks: 20

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Note: Answer all questions.

SECTION-I (MCQs - 20 MARKS) 1X2=20

1. Normally innocuous stimuli such as touch cause pain
   1. Allodynia
   2. Hyperalgesia
   3. Analgesia

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   4. Hypoalgesia
2. Which of the following is a motor tract?
   1. Posterior spinocerebellar
   2. Lateral spinothalamic
   3. Lateral corticospinal

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   4. Posterior column
3. Which of these is not a neurotransmitter in the autonomic nervous system?
   1. Acetylcholine
   2. Norepinephrine
   3. Neuropeptide Y

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   4. Muscarine
4. In a healthy, alert adult sitting with the eyes closed, the dominant EEG rhythm observed with electrodes over the occipital lobes is
   1. Alpha (8-13 Hz)
   2. Beta (18-30 Hz)
   3. Theta (4-7 Hz)

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   4. Delta (0.5-4 Hz)
5. Responsible for milk ejection or milk letdown
   1. Prolactin
   2. Prostaglandins
   3. Estrogens

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   4. Oxytocin
6. Center for Procedural Memory (a subdivision of implicit memory) that includes skills and habits
   1. Neocortex
   2. Striatum
   3. Amygdala

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   4. Cerebellum
7. In which disorder, XO chromosomal pattern, the gonads are rudimentary or absent
   1. Klinefelter's syndrome
   2. Turner's syndrome
   3. Down's syndrome

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   4. Testicular feminizing syndrome
8. Decidual cells are found in the
   1. Placenta
   2. Prostate
   3. Uterus

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   4. Hypothalamus
9. Which of the following pituitary hormones is an opioid peptide?
   1. B-MSH
   2. ACTH
   3. Growth hormone

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   4. ?-Endorphin
10. First menstrual period is called
    1. Menopause
    2. Thelarche
    3. Adrenarche

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    4. Menarche
11. Thyroid deficiency in children
    1. Down's syndrome
    2. Gigantism
    3. Ovarian agenesis

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    4. Cretinism
12. Spermatozoa are produced in
    1. Epididymis
    2. Seminal vesicles
    3. Seminiferous tubules

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    4. Prostate gland
13. Postpartum pituitary necrosis
    1. Nelson's syndrome
    2. Sheehan's syndrome
    3. Cushing's syndrome

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    4. Kaspar Hauser syndrome
14. An androgen
    1. Corticosterone
    2. Transcortin
    3. Dihydroepiandrosterone

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    4. Aldosterone
15. Which of the following has the slowest conduction velocity?
    1. A? fibers
    2. ?d fibers
    3. Aa fibers

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    4. C fibers
16. Calcitriol is converted to the more active metabolite calcitriol in
    1. Adipose tissue
    2. Intestine
    3. Kidneys

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    4. Liver
17. If a muscle that has contracted isotonically is restored to its previous length, extra heat in addition to recovery heat is called
    1. Shortening heat
    2. Initial heat
    3. Contracting heat

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    4. Relaxation heat
18. In which of the following is a ligand-gated ion channel
    1. GABAA receptor
    2. GABAB receptor
    3. Norepinephrine receptor

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    4. VIP receptor
19. Duchenne's muscular dystrophy is due to defect in
    1. Nebulin
    2. Dystrophin
    3. Troponin

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    4. Titin
20. Sustained contraction of a muscle, with no relaxation between stimuli
    1. Muscle fatigue
    2. Twitch contraction

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