PNS

Q.

Identify the parts labelled 1 to 5.

1. 1. Effector 2.Efferent neuron 3.Integration center 4.Afferent neuron 5.Receptor

2. 1.Effector 2.Afferent neuron 3.Integration center 4.Efferent neuron 5.Receptor

3. 1.Receptor 2.Afferent neuron 3.Integration center 4.Efferent neuron 5.Effector

4. 1.Receptor 2.Afferent neuron 3.Efferent neuron 4.Integration center 5.Effector

Q.

Identify the incorrect statement(s).

I. The nerves carrying impulses from CNS to the peripheral system are Sensory nerves or Afferent nerves

II. The nerves carrying impulses from the peripheral system to CNS are Motor nerves or Efferent nerves

III. Sensory system coordinates auditory, visual, touch receptors etc.

IV. Motor system coordinates impulses towards effector organs.

1. I and II

2. I and III

3. II and IV

4. III and IV

Q.

FInd the correct function of the efferent nerves from the following options.

1. Conduct information from CNS to the effector organ

2. Conduct information from effector organ to the CNS

3. Both A and B

4. Neither A nor B

Q.

Nerve which carries nerve impulse from a tissue to the central nervous system is called

1. Afferent

2. Efferent

3. Mixed

4. Motor

Q.

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

1. Knee-jerk response

2. Pupillary reflex

3. Peristalsis of the intestines

4. Swallowing of food

Q.

SNS and ANS are the subdivisions of ___

Q.

Ganglia is part of the central nervous system.

1. True

2. False

Q.

Which among the following carries both sensory and motor information?

1. Cranial nerves

2. Spinal nerves

3. Mixed nerves

4. Depressor nerve

Q.

The system that carries nerve impulses back and forth between the central nervous system and the skeletal muscles, skin and sensory organs is called ___

Q.

Identify the incorrect statement(s) regarding the components of PNS.

I. The nerves carrying impulses from CNS to peripheral system are sensory nerves or afferent nerves

II. The nerves carrying impulses from peripheral system to CNS are motor nerves or efferent nerves

III. Afferent nerves bring in impulses from the auditory, visual and touch receptors.

IV. Efferent nerves coordinates impulses towards effector organs.

1. III and IV

2. I and III

3. I and II

4. II and IV