Entry Test MCQ :: Coordination and Control

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31.

In which of the following neurons length of dendrite is greater than axon?

A.	Sensory neuron	B.	Motor neuron
C.	Associative neuron	D.	none of these.

32.

Which of the following neuron has a single long dendron?

A.	Sensory neuron	B.	Motor neuron
C.	Associative neuron	D.	none of these.

33.

Which of the following cytoplasmic extensions carry the message toward the cell body?

A.	Dendrites	B.	Axon
C.	Both of these	D.	none of these.

34.

Microscopic gaps between the neuron endings are called

A.	Transmitters	B.	Synapses
C.	Pores	D.	Nodes

35.

What is the function of synapse?

A.	To allow nerve impulse to move in backward direction	B.	To decrease the speed of nerve impulse
C.	To stop the nerve impulse	D.	To provide cytoplasmic connection between neurons.

36.

Under resting membrane potentials

A.	Outer surface of neuron is more positive	B.	Inner surface of neuron is more positive
C.	Both of these surfaces are equally positive	D.	none of these.

37.

Which of the following ions are involved in the initiation of nerve impulse

A.	Na+	B.	K+
C.	Fe	D.	none of these.

38.

Reflex actions below the neck are under control of

A.	Brain	B.	Spinal cord
C.	Hypothalamus	D.	none of these.

39.

Central nervous system of man consists of

A.	Brain	B.	Spinal cord
C.	Both of these	D.	none of these.

40.

Which of the following is largest part of brain

A.	Cerebrum	B.	Cerebellum
C.	Medulla oblongata	D.	Thalamus