Download MBBS (Bachelor of Medicine, Bachelor of Surgery) TMU (Teerthanker Mahaveer University) First Year (1st Year) 2015 MBS102B Physiology II Previous Question Paper
MBBS I (First) Professional Examination 2014-15
Course Code: MBS102 Paper ID: 0322137
Physiology -II
Time: 2 Hours 40 Minutes
Max Marks: 40
Note: Attempt all questions. Draw proper diagrams to support
your answer.
Part `B'
1.
Enumerate the ascending tracts in the spinal cord. Describe
the pathways for pain in detail. Add a note on referred
pain (10)
2.
Describe in brief: (5x3=15)
a) Physiological actions of glucocorticoids
b) Physiology of parturition
c) Pupillary reflexes
3.
Write short notes on: (3x5=15)
a)
Myasthenia gravis
b)
Myxoedema
c)
Upper motor neuron lesion
d)
Tympanic reflex
e) Role of hypothalamus in temperature regulation
MBBS I (First) Professional Examination 2014-15
Roll No.
Student's Name
Student's Signature
Invigilator's Signature
Course Code: MBS102
Paper ID: 0322137
Physiology - II
Part `A'
Time: 20 Minutes
Max Marks: 10
Note: 1. Attempt all questions and return this part of the question paper to the invigilator after 20 Minutes.
2. Please tick () correct one only. Cutting, overwriting or any other marking are not allowed.
3. For answering please use Ball- pen only.
a)
has short post ganglionic fibres
Q.1
Propagation of an impulse in one direction
b)
consists of vagus nerve
along the axon to its terminal is called:
c)
produces nicotine at its nerve
a)
Antidromic conduction
endings
b)
Orthodromic conduction
d)
has a thoraco-lumbar outflow from
c)
Antegrade conduction
the spinal cord
d)
Saltatory conduction
Q.9
Which division of the nervous system
Q.2
Thick filaments in skeletal muscle are
initiates a response known as fight or flight:
composed of:
a)
sympathetic nervous system
a. Actin
b)
parasympathetic nervous system
b. Myosin
c)
somatic nervous system
c. Troponin.
d)
sensory nervous system
d. Tropomyosin
P.T.O.
Q.3
Actin-myosin interaction in resting state is
inhibited by:
Q.10 Cerebrospinal fluid:
a)
ATP
a)
is formed in the arachnoid
b)
calcium ions
granulations
c)
troponin
b)
provides the brain with most of its
d)
troponin-tropomoysin complex
nutrition
c)
protects the brain from injury when
Q.4.
Receptor potential:
the head is moved
a. is a graded response
d
has a lower pressure than that in the
b. occurs due to change in permeability
cerebral venous sinuses
of membrane of receptor to ions
c. can initiate an action potential in the
Q.11 All of the following are the features of
nerve fiber attached to the receptor.
cerebellar dysfunction, EXCEPT:
d. all of the above
a)
ataxia
b)
adiadokokinesia
Q.5
Weber's Fechner law deals with:
c)
pendular knee jerk
a)
Frequency discrimination
d)
hypertonia
b)
Receptive field organization
Q.12 Lesions of which of the following
hypothalamic nuclei cause loss of circadian
c)
Intensity discrimination
rhythm:
d)
Two point discrimination
a)
ventromedial
b)
dorsomedial
Q.6
Stretch reflex is:
c)
suprachiasmatic
a)
an important reflex that helps in
d)
supraoptic
maintaining upright posture
b)
lost in upper motor neuron lesion
Q.13 Which one of the following cranial nerves
c)
exaggerated in lower motor neuron
is carrying the nerve fibers originating from
lesion
the Edinger-Westphal nucleus:
d)
All of the above
a)
oculomotor
b)
trochlear
c)
abducens
Q.7
Giant Betz cells in brain are found in:
d)
vagus
a)
Motor cortex
b)
Thalamus
Q.14 After removal of lens, the diopteric power
c)
Hypothalamus
of the eye is reduced by:
d
Sensory cortex
a)
4D
b)
8D
Q.8
The sympathetic system:
c)
16D
d)
32D
d)
none of the above
Q.15 The pitch (frequency) of a sound is
Q.20
HCG is structurally and functionally similar
identified in the cochlea by:
to:
a)
amount of vibration of the basilar
a)
FSH
membrane
b)
inhibin
b)
number of hair cells that are
c)
growth hormone
stimulated
d)
LH
c)
amount of vibration in the tectorial
membrane
d)
region of stimulation of the basilar
membrane
Q.16 Growth hormone:
a)
enhances utilization of glucose by
cells
b)
favors utilization of amino acids for
energy
c)
favors utilization of fatty acids for
energy
d)
promotes deposition of fat in
adipose tissue
Q.17 The target organ of TRH is:
a)
thyroid gland
b)
pituitary gland
c)
adrenal gland
d)
pancreas
Q.18 Insulin increases entry of glucose into:
a)
renal tubule
b)
the mucosa of the small intestine
c)
neurons of motor cortex
d)
skeletal muscle cells
Q.19 Which of the following hormone level is
raised in post-menopausal women:
a)
oestrogen
b)
FSH
c)
progesterone
This post was last modified on 17 February 2022