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प्रश्न
One of the following controls the peristaltic movements of alimentary canal. This one is :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
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उत्तर
(d) medulla
The medulla controls the involuntary actions like the peristaltic movements of the alimentary canal
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संबंधित प्रश्न
Which part of the brain maintains posture and equilibrium of the body?
Which of the following is not a natural reflex action?
A. Knee-jerk
B. Blinking of eyes due to strong light
C. Salivation at the sight of food
D. Sneezing when any irritant enters the nose
Explain the difference between of the following pair of terms :
receptor and effector
The involuntary actions in the body are controlled by :
(a) medulla in forebrain
(b)medulla in hindbrain
(c) medulla in spinal cord
(d) medulla in midbrain
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
Define voluntary and reflex actions. Give examples of each.
State whether the following is simple reflex, conditioned reflex or neither of the two:
Sneezing: …………….
State whether the following is simple reflex, conditioned reflex or neither of the two.
Sudden application of brakes of the cycle on sighting an obstacle in front
State whether the following is
Blinking
What type of reflex is the following?
Sweating in summer
What type of reflex is the following?
Blinking of the eye
Mention, if the following statement is True or False
A reflex action is a spontaneous response to a stimulus.
Mention, if the following statement is True or False
Reflex action is a unit of nervous action
Complete the following sentence with appropriate Word
The control of reflex action is through:
Complete the following sentence with appropriate Word
A reflex arc in man is best described as movement of stimuli from:
Complete the following sentence with appropriate Word
Which of the following is not a natural reflex action?
Differentiate between Voluntary and involuntary actions.
Which one of the following is not a simple reflex?
The given diagrammatic representation of reflex action shows knee jerk reflex.
Identify the parts labeled as A to E and select the correct option.
