Peripheral Nervous System

Q.

What is detected by gustatory receptors?

Q.

The main function of the peripheral nervous system is to connect the central nervous system to the limbs and organs.

1. False

2. True

Q.

In which parts of the body are gustatory and olfactory receptors located?

Q. What is Cranial Nerve?

Q.

Which of the following statements is/are correct about receptors?

1. Tongue receptors detect taste while nose receptors detect smell.

2. Both, tongue and nose receptors detect smell.

3. Tongue receptors detect smell while nose receptors detect taste.

4. Both tongue and nose receptors detect taste.

Q. Label the following diagram:

1. 1 - Receptor, 2 - Spinal cord, 3 - Sensory neuron, 4 - Afferent neuron, 5 - Interneuron, 6 - Effector
2. 1 - Effector, 2 - Spinal cord, 3 - Sensory neuron, 4 - Afferent neuron, 5 - Interneuron, 6 - Receptor
3. 1- Spinal cord, 2 - Receptor, 3 - Sensory neuron, 4 - Interneuron, 5 - Motor neuron, 6 - Effector
4. 1 - Spinal cord, 2 - Effector, 3 - Sensory neuron, 4 - Afferent neuron, 5 - Interneuron, 6 - Receptor

Q. Match the terms of column (A) with those of column (B).

	Column (A)		Column (B)
A	Olfactory receptors	1	Tongue
B	Thermo receptors	2	Eye
C	Gustatory receptors	3	Nose
D	Photoreceptors	4	Skin

1. A- 3, B- 4, C- 1, D- 2
2. A- 4, B- 3, C- 1, D- 2
3. A- 2, B- 1, C- 3, D- 4
4. A- 1, B- 2, C- 3, D- 4

Q. Identify the parts labelled A to C.

1. A. Nasal cavity, B. Receptor, C. Olfactory nerve
2. A. Receptor, B. Olfactory nerve, C. Nasal cavity
3. A. Olfactory nerve, B. Receptor, C. Nasal cavity
4. A. Olfactory nerve, B. Nasal cavity, C. Receptor

Q.

Where do we find gustatory receptors?

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. II and IV

3. I and II

4. I and III

Q.

What does the peripheral nervous system comprise of?

1. Cranial nerves

2. Spinal cord

3. Cranial nerves and spinal nerves

4. Brain

Q.

The main function of the pheripheral nervous system is

1. Spinal cord and Spinal nerves

2. Brain and Cranial nerves

3. Brain and Spinal cord

4. Brain and Cranial nerves, Spinal cord and Spinal nerves

Q. Receptors for hearing and balance are called as

1. Photoreceptors
2. Olfactoreceptors
3. Statoacoustic receptors
4. Tangoreceptors

Q.

How many pairs of cranial and spinal nerves are present in human body which constitute peripheral nervous system?

1. 24 cranial and 31 spinal

2. 12 cranial and 31 spinal

3. 24 cranial and 64 spinal

4. 24 cranial and 66 spinal

Q.

What are the main parts of the human nervous system?

Q. When your finger gets accidentally caught at the door, the pain message is sent to your brain through:

1. Sensory nerves
2. Motor nerves
3. Cerebellum
4. Cerebrum

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. I and II

2. I and III

3. III and IV

4. II and IV

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. I and II

2. III and IV

3. II and IV

4. I and III