NEET BIOLOGY

HUMAN PHYSIOLOGY

CONTROL AND COORDINATION

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Which of the following is not a reflex action?

A	BLINKING
B	COUGHING
C	SNEEZING
D	EATING

Explanation:

Detailed explanation-1: -Sweating is not a reflex action. It is primarily a means of temperature regulation. But, salivation on seeing food, hand withdrawal because of the needle and blinking of the eyes due to bright light are all examples of reflex actions.

Detailed explanation-2: -Voluntary action: It involves actions like walking, eating, jumping and running. These actions are produced consciously. Both spinal cord and brain are involved and these coordinate with PNS to generate necessary movements.

Detailed explanation-3: -Swallowing is not a simple reflex.

Detailed explanation-4: -Coughing, yawning and blinking of eyes are examples of reflex actions.

Detailed explanation-5: -There are different types of reflexes, including a stretch reflex, Golgi tendon reflex, crossed extensor reflex, and a withdrawal reflex.

There is 1 question to complete.