Introduction to Nervous System

Q.

How do we detect the smell of an agarbatti (incense stick)?

Q.

“Nervous and hormonal systems together perform the function of control and coordination in human beings.” Justify the statement.

Q.

What is Medula Oblongata and it's functions?

Q. Question 5
Which is the correct sequence of the components of a reflex arc?

(a) Receptors→ Muscles→ Sensory neuron→ Motor neuron→ Spinal cord
(b) Receptors→ Motor neuron → Spinal cord → Sensory neuron → Muscle
(c) Receptors → Spinal cord → Sensory neuron → Motor neuron → Muscle
(d) Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle

Q. The brain is responsible for:

1. Thinking
2. Regulating the heart beat
3. Balancing the body.
4. all of the above.

Q.

Question 51
“Nervous and hormonal systems together perform the function of control and coordination in human beings.” Justify the statement.

Q.

The brain itself cannot feel pain because the brain does not have pain receptors. Then how do you feel the pain when someone hits you on your head?

Q.

Question 3
Which part of the brain maintains posture and equilibrium of the body?

Q. The bony covering that protects the brain is ______.​

Q.

The functions of human nervous system include:

1. Controlling different bodily functions

2. All of these

3. Receiving stimuli

4. Sending impulses

Q. The functions of the human nervous system include:

1. Receiving information from the body
2. Sending impulses
3. Controlling different bodily functions
4. Pumping of blood

Q. ______________ detect environmental signals and convey this information to the central nervous system, _____________ convey signals from one neuron to another, and ___________ convey signals from the central nervous system to effector organs.

1. Afferent neurons; efferent neurons; interneurons
2. Efferent neurons; interneurons; afferent neurons
3. Interneurons; sensory neurons; efferent neurons
4. Afferent neurons; interneurons; efferent neurons

Q.

The basic functional difference between the 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. How do we detect the smell of an agarbatti (incense stick)?

Q. Information passes through the synapse in the form of , which are generated at the .

1. chemicals
2. electrical impulses
3. dendrite
4. axon terminal

Q. Why is the spinal cord and the brain referred to as the central nervous system?

Q. Which of these systems in the human body is responsible for the control and coordination of different bodily functions?

1. Skeletal System

2. Neural System

3. Blood vascular System

4. Urinary System

Q. Heart starts beating fast when you are scared but who tells heart that you are scared? Who tells the lungs that your body needs more oxygen which increases the breathing rate?

Q. Which among the following functions are performed by our nervous system?

1. Control and coordination of voluntary activities
2. Control and coordination of external environment
3. Control and coordination of involuntary activities
4. Control the internal environment of the body.

Q.

Which of these systems in the human body is responsible for control and coordination of different body functions?

1. Skeletal System

2. Blood vascular System

3. Neural System

4. Urinary System

Q.

Part of the brain involved in maintaining posture is _____________.

1. cerebrum

2. cerebellum

3. medulla

4. spinal cord

Q. Select among the following, the roles of our nervous system.

1. Control and coordination of voluntary activities
2. Control and coordination of external environment
3. Control and coordination of involuntary activities
4. Control and coordination of responses to external and internal stimuli

Q. The bony covering that protects the brain is ______.

1. cranium
2. vertebral column

Q. Which of these systems in the human body is responsible for the control and coordination of different bodily functions?

1. Skeletal system
2. Nervous system
3. Cardiovascular system
4. Urinary system