Advertisements
Advertisements
प्रश्न
One of the following gives the correct sequence of the components in a reflex arc. This is:
पर्याय
Receptors → Muscle → Sensory neuron → Motor neuron → Spinal cord
Receptors → Motor neuron → Spinal cord → Sensory neuron → Muscle
Receptors → Spinal cord → Sensory neuron → Motor neuron → Muscle
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle
Advertisements
उत्तर
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle
Explanation:
The pathway taken by a nerve impulse in a reflex action is called reflex arc.
The correct sequence of the components in a reflex arc is given below:
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle.
APPEARS IN
संबंधित प्रश्न
How do we detect the smell of an agarbatti (incense stick)?
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 :
cerebrum and cerebellum
All the voluntary actions of our body are controlled by :
(a) cerebrum
(b) cerebellum
(c) pons
(d) medulla
Which of the following statements is correct about receptors?
Your are driving your bicycle at a fast speed. Suddenly, a small boy comes in front of your cycle and, without wasting any time in thinking, you immediately apply the brakes and accident is avoided. What name is given to such an action?
Define voluntary and reflex actions. Give examples of each.
Note the relationship between the first two words and suggest the suitable word/words for the fourth place.
Receptor : Sensory nerve :: Motor nerve : ______.
Two hungry boys (A and B) enter a restaurant and find a table decorated as follows:
Boy B starts salivating but not A. Explain the reason for this difference.
State whether the following is simple reflex, conditioned reflex or neither of the two.
Knitting without looking
State whether the following is
Playing on the Keyboard
What type of reflex is the following?
Sweating in summer
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
A change in the environment that causes an animal to react is called ______.
The reflex arc which is made up of one sensory and one motor neuron is ______
Reflex actions are mediated through ____________.
Which of the following is not involved in Knee-jerk reflex?
If after cutting through dorsal root of a spinal nerve of a mammal, the associated receptor in skin was stimulated the animal would ______.
