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प्रश्न
The part of brain which takes part in regulating respiration in the human body is :
(a) medulla
(b) pons
(c) cerebellum
(d) cerebrum
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उत्तर
(b) the pons
The pons take part in the regulation of respiration in the human body.
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संबंधित प्रश्न
Briefly explain the following terms : Reflex action
Give the functions of medulla.
Write the names of the regions in hindbrain. Give one function of each region.
When you smell a favourite food your mouth begins to water (that is, you secrete saliva). Write down what is the example of the smell of the food?
When you smell a favourite food your mouth begins to water (that is, you secrete saliva). Write down what is the example of the gland which is stimulated to secrete saliva.
Which of the following is not an involuntary action?
(a) vomiting
(b) chewing
(c) heart beat
(d) salivation
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
P is a cell (or group of cells) in the human body which is sensitive to a particular type of stimulus and conveys the messages to CNS through nerves Q. On the other hand, R is a part of the human body which can respond to a stimulus according to the instructions sent from the CNS through nerves S.
(a) What is P? Name five organs which contain cells (or group of cells) like P.
(b) Name the nerves Q.
(c) What is R? Give two examples of R.
(d) Name nerves S.
(e) How do messages travel through the nerves Q and S?
Differentiate between the following pair of terms:
Stimulus and impulse
what do we refer to in the nervous system when we say:
Natural and conditioned …………………
List in tabular form three distinguishing features between cerebrum and cerebellum.
What type of reflex is the following?
Blinking of the eye
Complete the following sentence with appropriate Word
Which of the following is not a natural reflex action?
What will you do if someone pricks your hand with a needle? Elucidate the pathway of response with a neat labelled diagram.
Which of the following is an example of unconditioned reflex?
Which one of the following is not a simple reflex?
Categorise the following under stimulus and response.
Withdrawal of hand on touching a hot plate
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sneezing
