Reflex Action

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Reflex Action: Overview

In this topic, we will understand the concept of reflex action. With the help of examples and diagrams, we will discuss our sudden response to the stimulus. Further, we will also learn about nervous and chemical coordination.

Important Questions on Reflex Action

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Name the muscles or glands in which response is elicited.

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The components of reflex arc is

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Correct sequence of reflex arc is

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The path of reflex arc is shown in the given figure. Identify the different labellings A, B, C, D, E, and F and select the correct option.

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Mention two functions of Ganglia.

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A ganglion is a cluster of nerve cells found in the peripheral nervous system.

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The spinal ganglion is normally located outside the _____ (spinal cord/brain).

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The three main classes of ganglia in vertebrates are

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Which of the following is/ are example(s) of innate reflex action?

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What kind of neurons are responsible for a reflex action?

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Knee-jerk is a/ an (conditional/ unconditional) _____ reflex.

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Which of the following neurons carries the message to the spinal cord when your finger get pricked by a pin?

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Association neurons are also called as _____.

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Which is the correct sequence of the components of a reflex arc?