Snapquiz - The Central Nervous System and Reflexes

This is the Snapquiz on The Central Nervous System and Reflexes. Click here or use the embedded video if you haven't watched the lesson yet.


Question 1. Which organ is used to sense the direction of gravity?

The ears.
The tongue.
The eyes.
The nose.


Question 2. A sensory tissue such as the retina in the eyes is an example of which part of the nervous system?

Reflexor.
Reflector.
Reflex.
Receptor.


Question 3. What do we call an organ which responds to an impulse from the nervous system?

A collector.
A connector.
An effector.
A receptor.


Question 4. How do nervous impulses travel towards the central nervous system?

Along a relay neurone.
Along a motor neurone.
Along a sensory neurone.
Across a synapse.


Question 5. Why are nervous impulses sent via a synapse to a relay neurone?

The synapse can send signals to more than one neurone.
The synapse filters incorrect signals.
The synapse amplifies signals.
The synapse sends signals faster than a neurone.


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