CNS

Q. Difference between sympathetic and parasympathetic nervous system

Q.

What is the full form of CNS in biology?

Q.

The peripheral nervous system consists of ______.

1. Spinal nerves only

2. Cranial and Spinal nerves

3. Cranial nerves only

4. Brain and Spinal cord

Q.

Question 7
Which of the following statements are true about the brain?

(i) The main thinking part of the brain is hindbrain.

(ii) Centers of hearing, smell, memory, sight, etc. are located in the forebrain.

(iii) Involuntary actions like salivation, vomiting, blood pressure are controlled by the medulla in the hindbrain.

(iv) Cerebellum does not control posture and balance of the body.

(a) (i) and (ii)
(b) (i), (ii) and (iii)
(c) (ii) and (iii)
(d) (iii) and (iv)

Q.

Which part of the brain is responsible for the balance of our body?

1. Cerebrum

2. Hippocampus

3. Fornix

4. Cerebellum

Q. Explain the functions of :
Cerebrum
Cerebellum
Medulla

Q.

Choose the odd one out

Pons, cerebellum, medulla oblongata, cerebrum

Q.

The arrangement of white and gray matter in spinal cord is completely reverse to that of ___

1. Dendrite

2. Glial cells

3. Brain

4. Medulla

Q.

Name the main components of the central nervous system.

Q.

What are somatic and autonomic nervous system and how do they send signals to which muscles

Q.

Which cells in our body are known as the supporting cells of neurons?

Q. Explain the Central Nervous System (CNS).

Q. Dendrites transmit impulse_______ cell body and axon transmit impulse_________ cell body

[Review question: Pg. No: 226]

1. towards, towards
2. away from, away from
3. towards, away from
4. away from, towards

Q.

What are the fight and flight hormones? Why are they important?

Q. The projections extending from the cell body of the neuron are called ________ .

1. cell body
2. nucleus
3. dendrite
4. axon

Q.

Where is the midbrain located?

Q.

Identify the given pathway and label A, B, C, and D.

1. Reflex arc, A - Receptor, B - Sensory neuron, C - Motor neuron, D - Relay neuron

2. Central Nervous System, A - Electrical impulse, B - Sensory neuron, C - Motor neuron, D - Nerve ending

3. Central Nervous System, A - Electrical impulse, B - Sensory neuron, C - Motor neuron, D - Nerve ending

4. Neuromuscular junction, A - Cell body, B - Sensory neuron, C - Motor neuron, D - Axon

Q.

Are brain cells different from nerve cells?

Q.

What are the two major divisions of forebrain?

1. Telencephalon & mylencephalon

2. Mesencephalon & mylencephalon

3. Mesencephalon & metencephalon

4. Diencephalon & telencephalon

Q.

Nervous System consists of:

i. Brain

ii. Spinal cord

iii. Stomach

iv. Nerves

v. Spleen

1. (i), (iii) and (v)
   

2. Both (i) and (ii)

3. (i), (ii) and (iv)
   

4. (i), (ii) and (iii)

Q. The nose and tongue work together to help you smell.

1. True
2. False

Q. What is the need for chemical coordination in the presence of nervous system

Q.

Differentiate between the following: Medulla Oblongata and Cerebellum.

Q.

Human nervous system is composed of

1. CNS

2. PNS

3. ANS

4. All of these

Q.

Fill in the blanks:

The central nervous system consists of ______and _______.

Q.

Why do impulse flow only in one direction in reflex arc..

Q.

Define parasympathetic and sympathetic nerves

Q. Functioning of brain ?

Q.

We know that nerve cell don't reproduce.Then when we get critical injury to our hand and muscle cell, skin, nerves cell tare off , later we are cured by doctor, and new skin, muscel cell are formed again and still sensor are working then it means new nerve cell are produced right

Q.

Which part of the human brain contains the sleep and respiratory centres?

1. Cerebellum

2. Pons

3. All of these

4. Medulla oblongata