Q.P. CODE : M102A021
Dr. NTR UNIVERSITY OF HEALTH SCIENCES: AP : VIJAYAWADA-520008
MBBS DEGREE EXAMINATION - OCTOBER, 2024
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FIRST M.B.B.S. EXAMINATION
PHYSIOLOGY PAPER- II (SET-B)
(Multiple Choice Questions)
Time: 20 Minutes
Max Marks: 20
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Note: Answer all questions.
SECTION-I (MCQs - 20 MARKS) 1X2=20
- All the sensations travel in the dorsal column pathway, EXCEPT:
- Crude touch
- Fine touch
- Vibration
- Two-point discrimination
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- The inhibitory neurotransmitter in CNS neurons is:
- Glutamate
- Gamma-amino-butyric acid
- Aspartate
- Taurine
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- EPSP can be caused by all, EXCEPT:
- Opening of sodium channels
- Opening of calcium channels
- Opening of chloride channels
- Closure of potassium channels
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- Which of the following is a type of glial cell in the brain?
- Purkinje cells
- Basket cells
- Stellate cells
- Ependymal cells
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- All of the following are nuclear groups of basal ganglia, EXCEPT:
- Red nucleus
- Putamen
- Globus pallidus
- Caudate nucleus
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- In upper motor neuron paralysis,
- Denervation potentials are seen in EMG
- Superficial reflexes are absent
- Nerve conduction is decreased
- Pronounced atrophy is
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- The muscle spindle
- Has Ib fiber as an afferent neuron
- Has flower-spray endings on the nuclear bag fiber
- Is stretched when gamma motor neuron is stimulated
- Gives force feedback to the muscle
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- Which of the following is not a theory of referred pain?
- Convergence theory
- Facilitation theory
- Dermatomal theory
- Gate control theory
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- Main hormone in the luteal phase is
- Progesterone
- Estrogen
- Prolactin
- Relaxin
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- The hormones secreted in more quantity in the early part of pregnancy is
- Estrogen
- hCG
- Prolactin
- Relaxin
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- Broca's area is concerned with
- Reading
- Repetition
- Word formation
- Comprehension
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- Otolith organs are present in
- Semicircular canals
- Cochlea
- Lateral vestibular nucleus
- Saccule
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- Normal intraocular pressure is
- 10-20 mmHg
- 20-30 mmHg
- 30-40 mmHg
- 5-10 mmHg
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- In Klinefelter's syndrome,
- Karyotype is XXX
- Tall male with small testes
- Dwarf with webbing of the neck
- Vagina ends in a blind pouch
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- Estrogen
- Causes growth of ducts of mammary gland
- Increases uterine blood flow
- Makes the cervical mucus thick and sticky
- Increases excitability uterine muscle
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- Intrauterine device does not
- Act as a foreign body
- Interfere with endometrial preparation
- Produce cellular reaction
- Inhibit pituitary gonadotropin release
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- In otosclerosis, the pathology mainly lies in
- Tympanic membrane
- Malleus
- Incus
- Stapes
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- The resting membrane potential of cochlear hair cells is
- -15 mV
- -60 mV
- -30 mV
- -90 mV
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- The taste buds are present in all of the following papillae, EXCEPT:
- Circumvallate
- Fungiform
- Cuneate
- Foliate
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- Brain area that does not receive olfactory sensation is
- Piriform cortex
- Amygdala
- Anterior olfactory nucleus
- Anterior nucleus of the thalamus
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