Central Nervous System

Q.

Which of the following statements are true about the brain?

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

(ii) Centres of hearing, smell, memory, and sight are in the forebrain.

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

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

1. (i) and (ii)

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

3. (ii) and (iii)

4. (iii) and (iv)

Q.

State the function of gustatory receptors and olfactory receptors?

Q. Identify 1, 2, 3, 4 in the given diagram:

1. 2:Urinary Bladder
   3:Kidney
   1:Ureter
   4:Urethra
   
2. 4:Urethra
   3:Ureter
   1:Urinary Bladder
   2:Kidney
   
3. 1:Kidney
   3:Urinary Bladder
   4:Urethra
   2:Ureter
4. 3:Urinary Bladder
   4:Urethra
   2:Kidney
   1:Ureter
   

Q.

Name the solid components of blood. Describe their functions.

Q.

Which receptor is responsible for taste and where it is located?

Q. What does the diagram given below represents? What is its function?

Q.

How is the sense of smell important to our sense of taste?

Q.

Part of the brain containing the cardiac centre, respiratory centre and vomiting centre is __________.

1. Cerebrum

2. Spinal cord

3. Cerebellum

4. Medulla oblongata

Q. Blood has many components. Identify the option that specifies the correct components of blood.

1. Red Blood Cells, White Blood Cells, Stem cells, Platelets
2. Red Blood Cells, White Blood Cells, Platelets, Plasma
3. Red Blood Cells, Stem cells, Plasma, Platelets
4. Cardiac cells, White Blood Cells, Stem cells, Plasma

Q. Match the following components of blood with their functions.

Q.

Given below is an example of certain structures and its special functional activity.

For example: Eye: vision. On a similar pattern complete the following:

(a) Neurotransmitter: ________

Q. With which of the following are basal bodies not associated?

1. Plant cells
2. Animal cells
3. Centrioles
4. Microtubules

Q. What does the right brain deal with?

1. Verbal communication
2. Non verbal communication
3. Right side actions
4. None

Q. Which of the following cells stop dividing after birth?

1. Neuron
2. Glial cells
3. Epithelial cells
4. Liver cells

Q. Spinal cord originates from cerebellum.

1. True
2. False

Q. What does the diagram given below represents? What is its function?

Q.

The basic functional difference between the of brain and spinal cord is ________________.

1. Brain controls thought-out actions and spinal cord assists it.

2. Brain controls thought-out actions and spinal cord controls actions without prior thinking

3. Both have same functions

4. Brain controls thought –out actions and spinal cord controls voluntary actions.

Q.

Write briefly about the following:
(a) Role of sympathetic and parasympathetic nervous system in the body.

Q. how does our body respond to pain

Q. Identify 1, 2, 3, 4 in the given diagram:

1. 2:Urinary Bladder
   3:Kidney
   1:Ureter
   4:Urethra
   
2. 4:Urethra
   3:Ureter
   1:Urinary Bladder
   2:Kidney
   
3. 1:Kidney
   3:Urinary Bladder
   4:Urethra
   2:Ureter
4. 3:Urinary Bladder
   4:Urethra
   2:Kidney
   1:Ureter
   

Q.

Which part of the brain controls the proper yogic postures and gymnastic movements?