Spinal Cord

Q.

Are the nerve cord and spinal cord the same?

Q.

Give the reason for the following.

Injury to medulla oblongata leads to immediate death.

Q.

How is the spinal cord protected in the human body?

Q.

Look at following matches:

1. Spinal Cord	- Reflex action
2. Cerebrum	- Thinking, Decision-making
3. Medulla oblongata	- Controls cardiac centre

Which of the given matches are correct?

1. 2 and 3 only

2. 1 and 3 only

3. 1, 2 and 3

4. 2 only

Q.

Which signal gets disrupted in spinal cord injury?

Q. Question 9
Spinal cord originates from

(a) cerebrum
(b) medulla
(c) pons
(d) cerebellum

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Q. The grey matter found in the spinal cord is arranged in the shape of __.

1. M
2. L
3. K
4. H

Q.

What happens when injury is caused to

1.medulla oblangata

2.spinal cord

Q.

Which signals get disrupted during spinal cord injury?

Q.

What is spinal cord ? Is it a bone or muscle or anything else

Q.

How spinal cord is protected?

Q. Assertion: Medulla oblongata causes reflex actions like vomiting, coughing and sneezing.
Reason: It has many nerve cells which control autonomic reflexes.

1. If both the assertion and the reason are true and the reason is the correct explanation of the assertion
2. If both the assertion and the reason are true and the reason is not the correct explanation of the assertion
3. If the assertion is true and the reason is false
4. If both the assertion and the reason is false
5. If the assertion is false but the reason is true

Q.

Externally, the ____ is covered by three membranes dura matter, arachnoid and pia matter.

1. cerebrum

2. spinal cord

3. cerebellum

4. none of the above

Q.

Choose the ODD one out of the following terms given and name the CATEGORY to which the others belong

Aqueous humour, Vitreous humour, iris, central canal

1. Aqueous humour

2. Vitreous humour

3. iris

4. central canal

Q.

What is the term we use to highlight the injury or rupture in spinal cord?

1. Spine rupture

2. Spine hemorrhage

3. Spinal stroke

4. Spine inflammation

Q. Which of the given matches are correct?
1. Spinal Cord - Reflex action
2. Cerebrum - Thinking and Decision making
3. Corpus Callosum - Control heartbeat
4. Medulla oblongata - Controls cardiac centre

1. 4 only
2. 1, 2 and 3 only
3. 1, 2 and 4 only
4. 2 and 3 only

Q. The main function of the spinal cord is to:

1. Help in the growth of hair and nails.
2. Carry electrical signals from the brain to the rest of the body.
3. Help in the growth of bones in the body.
4. Carry blood to the rest of the body.

Q. Reflex actions, which are instantaneous responses to emergency situations, are mostly controlled by the .

1. brain
2. spinal cord
3. muscles

Q. blinking of eyes is a voluntary action or involuntary action?

Q.

How many spinal nerves are present in the peripheral nervous system ?

1. 62

2. 108

3. 13

4. 12

Q. Why are we not able to take tickle ourselves? Give reason
(3marks ques)

Q. The direction of impulses in dorsal spinal root is ________ the spinal cord and in ventral spinal root _________ from the spinal cord.

Q. Medula oblongata controls the involuntary actions & the reflex actions are also involuntary actions- so why the middle oblongata does not control reflex action?

Q.

Give two main functions of the spinal cord.

Q. Reflex actions, which are instantaneous responses to emergency situations, are mostly controlled by the .

1. brain
2. spinal cord
3. muscles

Q. Match the folllowing

1. Reflex action
2. Decision making
3. Cardiac centre
4. Posture

Q. Look at following matches:
1. Spinal Cord - Reflex action
2. Cerebrum - Thinking, Decision making
3. Corpus Callosum - Controls heartbeat
4. Medulla oblongata - Controls cardiac centre

Which of the given matches are correct?

1. 2 and 3 only
2. 1, 2 and 3 only
3. 4 only
4. 1, 2 and 4 only

Q.

Lower portion of brain that extends downwards into spinal cord is called:

1. Medulla

2. olfactory lobes

3. Cerebellum

4. Pons

Q. State whether the given statement is True or False.
Cranium protects the brain.

1. True
2. False