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Questions
Name the function of cerebrum.
State one function of cerebrum.
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Solution
The brain is primarily responsible for higher cognitive activities such as thinking, memory, perception, and voluntary movement. It also analyzes sensory data and regulates conscious consciousness.
RELATED QUESTIONS
Name the most important part of the human brain.
What is meant by receptors and effectors? Give two examples of each.
A person walks across a room in barefeet and puts his foot on a drawing pin lying on the floor. He lets out a cry. Explain what happens in his nervous system in bringing about this response.
Explain the difference between of the following pair of terms :
cerebrum and cerebellum
What is a reflex action? Explain with the help of an example.
A cell (or group of cells) in a sense organ which is sensitive to a particular type of stimulus is called :
(a) interceptor
(b) effector
(c) receptor
(d) acceptor
Which of the following cannot be considered a receptor?
(a) ear
(b) nose
(c) muscle
(d) eye
One of the following controls the peristaltic movements of alimentary canal. This one is :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
One of the following gives the correct sequence of the components in a reflex arc. This is:
Which of the following statements are true?
(i) sudden action in response to something in the environment is called reflex action
(ii) sensory neurons carry electrical signals from spinal cord to muscles in a reflex action
(iii) motor neurons carry signals from receptors to spinal cord in a reflex action
(iv) the pathway of transmitting signals from a receptor to a muscle is a reflex action
Write down the following activities in the correct order for a simple reflex arc:
(a) impulse travels in the motor fibre
(b) impulse travels in the sensory fibre
(c) effector organ stimulated
(d) impulse crosses the synapse
State whether the following is
Salivation when food is put in the mouth.
Complete the following sentence with appropriate Word
Which of the following is not a natural reflex action?
A change in the environment that causes an animal to react is called ______.
Differentiate between Voluntary and involuntary actions.
The reflex arc which is made up of one sensory and one motor neuron is ______
Reflex actions are mediated through ____________.
If after cutting through dorsal root of a spinal nerve of a mammal, the associated receptor in skin was stimulated the animal would ______.
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sneezing
