Advertisements
Advertisements
प्रश्न
All the voluntary actions of our body are controlled by :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
Advertisements
उत्तर
(a) the cerebrum
All the voluntary actions of our body are controlled by the cerebrum. The cerebrum is the largest and the most prominent part of the brain.
APPEARS IN
संबंधित प्रश्न
Which part of the brain maintains posture and equilibrium of the body?
Give the functions of medulla.
The part of brain which controls the involuntary action such as heart beat, breathing, blood pressure, etc. is :
(a) pons
(b) medulla
(c) cerebrum
(d) cerebellum
Which of the following statements is correct about receptors?
A cylindrical structure P in our body begins in continuation with medulla and extends downwards. It is enclosed in a bony cage Q and surrounded by membranes R. As many as x pairs of nerves arise from the structure P. The structure P is involved in the reflex actions of our body and conduction of nerve impulses to and from another organ S of our body with which it forms CNS.
(a) Name the structure P.
(b) Name (i) bony cage Q, and (ii) membranes R.
(c) How much is x?
(d) Name the organs S.
(e) What are the reflexes involving structure P only known as?
Define voluntary and reflex actions. Give examples of each.
What is the difference between reflex action and voluntary action?
Explain the mechanism of reflex action with the help of a suitable diagram.
State whether the following is simple reflex, conditioned reflex or neither of the two.
Lifting up a book
State whether the following is
Playing on the Keyboard
Give Technical Term:
Response to a stimulus without the intervention of the will of an animal.
Mention, if the following statement is True or False
Reflex action is a unit of nervous action
Complete the following sentence with appropriate Word
A reflex arc in man is best described as movement of stimuli from:
Reflex arc allows the rapid response of the body to a stimulus.
Which of the following is not involved in Knee-jerk reflex?
Which sensory organ is involved in vertigo (sensation of oneself or objects spinning around)?
Categorise the following under stimulus and response.
Withdrawal of hand on touching a hot plate
Categorise the following under stimulus and response.
Pain in the eye if something falls into it.
