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प्रश्न
State whether coughing is a voluntary action or reflex action.
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उत्तर
Reflex actions are those actions which we do without thinking to protect ourselves. Coughing is a reflex action as it clears our windpipe.
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संबंधित प्रश्न
Briefly explain the following terms : Reflex action
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
State one function each of cerebellum and pons.
Give three examples of reflex actions.
Fill in the following blank with suitable word :
A neuron which carries an impulse to the brain is called a ........... neuron.
Write the names of the regions in hindbrain. Give one function of each region.
Which of the following helps in maintaining posture and balance of the human body?
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
The olfactory receptors in humans are located in :
(a) eyes
(b) tongue
(c) ears
(d) nose
State whether the following is simple reflex, conditioned reflex or neither of the two:
Knitting without looking: …………………..
State whether the following is
Constriction of pupil
State whether the following is
Blinking
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:
Reflex arc allows the rapid response of the body to a stimulus.
Which of the following is an example of unconditioned reflex?
If after cutting through dorsal root of a spinal nerve of a mammal, the associated receptor in skin was stimulated the animal would ______.
What kind of reflex is cycling?
Given alongside is a partial diagrammatic representation of a certain phenomenon pertaining to the nervous system.
 |
- Name the parts numbered 1-7.
- Name the phenomenon that the diagram depicts and define it.
- Give the technical term for the point of contact between two nerve cells.
- Name the parts not shown in the diagram that should be included to complete the pathway of the phenomenon.
