English

Give the Functions of the Spinal Cord? - Biology

Advertisements
Advertisements

Question

Give the functions of the spinal cord?

Short/Brief Note
Advertisements

Solution

(i) It controls all the reflex actions occurring below the neck.
(ii) It conducts sensory impulses from the skin to the brain and motor impulses from the brain to the muscles of trunk and limbs.

shaalaa.com
  Is there an error in this question or solution?
Chapter 8: The Nervous System and Sense Organs - Short Questions

APPEARS IN

ICSE Biology [English] Class 10 ICSE
Chapter 8 The Nervous System and Sense Organs
Short Questions | Q 6

RELATED QUESTIONS

Distinguish between the following pair of words:
Motor and sensory nerve


Fill in the blank with the function in the following:
Meninges: ______


Spinal cord and sympathetic ganglion of autonomous nervous system are connected by ______________.


Give Technical Term:
The fluid which fills the central canal of the spinal cord.


The diagram given below shows the internal structure of the spinal cord, depicting a simple reflex. Study the same and then answer the questions that follow:

(i) Name the parts numbered 1 to 5.
(ii) Using the letters of the alphabet shown in the figure indicate the direction in which an impulse enters and leaves the spinal cord.
(iii) What is the term given to the point of contact between two nerve cells?
(iv) What is meant by ‘simple reflex’ ? Give two examples of simple reflexes and name the stimuli too.
(v) How does the arrangement of nerve cells in the spinal cord differ from that in the brain?


The diagram given below represents the spinal cord of a mammal, seen in a transverse section together with the nerves. Study the diagram and then answer the questions given below:

(i) Label the parts 1—8 indicated by guidelines.
(ii) What do the arrows indicate? What is the pathway indicated termed?
(iii) What type of nerve is shown in the diagram?


Complete the following sentence with appropriate word :
 The part of the central nervous system which responds to the reflex action is ________.


Which statement is correct regarding spinal nerves in man?


______ connects the brain to a different part of the body through nerves.


In humans, the number of spinal nerves are ______.


Share
Notifications

Englishहिंदीमराठी


      Forgot password?
Use app×