Question

If you accidently touch a hot stove, you pull your hand away before the impulse is relayed to the

• A. spinal cord
• B. effector
• C. brain
• D. receptor

Answer 1

The correct option is C

brain

The correct option is C

Explanation for the correct option:

1. The fast, unlearned response towards a stimulus is called a reflex action.
2. Reflex actions are controlled by the spinal cord and not by the brain
3. If you accidently touch a hot stove, you pull your hand away (reflex action) before the impulse is relayed to the brain by the spinal cord.

Explanation for the incorrect options:

Option A:

1. Spinal cord is the part of central nervous system which is responsible for controlling reflex actions

Option B:

1. Effectors are muscles or glands responding to the motor information supplied by the motor neuron.

Option D:

1. Receptors are the organs that detect sensory stimuli.

Final answer: If you accidently touch a hot stove, you pull your hand away before the impulse is relayed to the brain.