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प्रश्न
Which is the correct sequence of the components of a reflex arc?
विकल्प
Receptors → Muscles → 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
उत्तर
Receptors → Sensory neuron → Spinal cord → Motor neuron → Muscle
Explanation -
Sensory neuron collect signal from the receptor in a reflex arc. This signal moves forward to spinal cord and then through the motor neuron, it reaches to muscles.
Spinal Reflex Arc
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संबंधित प्रश्न
Reflex arc is formed by:
Which of the following statements are true?
- Sudden action in response to something in the environment is called reflex action
- Sensory neurons carry signals from spinal cord to muscles
- Motor neurons carry signals from receptors to spinal cord
- The path through which signals are transmitted from a receptor to a muscle or a gland is called reflex arc
Label the parts (a), (b), (c) and (d) and show the direction of flow of electrical signals in the given figure.
What are reflex actions? Give two examples. Explain a reflex arc.
Which one is NOT a reflex action?
Route of reflex arc is ______.
In the given diagram:
- Name the parts labelled A, B, and C.
- Write the functions of A and C.
- Reflex arcs have evolved in animals? Why?
Sensory nerve of a reflex arc carries information from the receptor cells to the ______.
Arrange and rewrite the terms in the group in the correct order to be in a logical sequence beginning with the term that is underlined:
Receptor, Response, Effector, Spinal Cord.
Arrange and rewrite the terms in group in the correct order to be in a logical sequence, beginning with the term that is underlined:
Effector, Receptor, Motor neuron, Sensory neuron.
