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Neural Control and Coordination

Multiple Choice Questions

211.

Autonomic nervous system affects

reflex actions
sensory organs
internal organs
None of these

212.

In a man, abducens nerve is injured. Which one ofthe following functions will be affected?

Movement of the eye ball
Swallowing
Movement of the tongue
Movement of the neck

213.

Neural canal is present in

humerus
tibia-fibula
vertebral column
cranial bones

214.

If dorsal nerve of spinal cord is broken down then its effect is

no impulse is transmitted
impulse is transmitted but slowly
impulse is transmitted fast
no effect on impulse

215.

One of the examples of the action of the autonomous nervous system is

knee-jerk response
pupillary reflex
swallowing of food
peristalsis of the intestines

216.

Which one of the following depresses brain activity and produces feelings of calmness, relaxation and drowsiness?

Valium
Morphine
Hashish
Amphetamines

217.
Ventricles are related to

heart only

brain only

both 'a' and 'b'

none of these

both 'a' and 'b'

Ventricles are related to both heart and brain. Mammalian heart is four chambered. The upper two chambers known as right and left auricle and the lower as right and left ventricles. In brain there are four ventricles. Ventricle Ist and II (lateral ventricles) are cavities of two cerebral hemispheres. IIIrd ventricle (diocoel) is cavity of diencephalon and IV ventricle (metacoel) is cavity of medulla oblongata.