Central nervous system Physiology
CNS MCQs ( True / False )
01. Monosynaptic reflexes include
a) Ankle reflex
b) With drawal reflex
c) Babinskyrespones
d) Mass respons
e) Triceps jerk
02. Stereognosis is lost in instances of damage to the
a) Dorsal column
b) Thalamus
c) Sensory cortex
d) Spinothalamic tract
e) Sensory supply to the hand
03. Propioceptors include
a) Joint receptors
b) Pain receptors from skin
c) Golgi tendon organ
d) Musicle spindle
e) Osmoreceptors in hypothalamus
04. In the pacinian corpuscles the generator potential produce in
a) Concentric connective tissue lamella
b) 1sthode of ranrier
c) Unmialinated nerve terminals
d) Sensory nerve
e) Second node of ranvier
05. A patient with a cut injury of the right side of his spinal cord at the level of T2 is likely to have
a) Paralysis of right leg
b) Loss of pain sensation on the left side of the lower part of the body
c) Inability to localize sensory stimuli on right side
d) Absence knees jerk on left side
e) Babinski sign on the left side
06.Stimulation of the sysmpathetic nervous system cause
a) Increase Ca2+ permeability of cardiac pacemaker cells
b) Vasodialation in salivary glands
c) Increase in peripheral resistance
d) Ejaculation of semen
e) Glycogence;lysis of liver
07.Which of the following signs are seen on the right side of the body with patient damage of the cervical sympathetic trunk ?
a)Pupillary dialatation
b)Retraction of the eye ball
c)Ptosi
d)Vasodialation in the skin of the face
e)Decrease lacrimation