Question

1. Mention three stimuli and their responses
which you come across in your day-to-day life.

2. Describe the two parts of the nervous system.

3. What are nerves? Mention the types of nerves
found in humans.

4. Explain the structure of brain.

5. Name three parts of brain.​

Answer 1

Answer:

1) The human beings experience many stimuli in their every day lives these includes the touch, taste and visual stimuli through the receptors present in the body. The rods detect the intensity of light and cones detect the color of the object.

2) a- Artery b- Veins

3) Sensory nerves also known as afferent nerves, carry impulses from sensory receptors towards the brain.

Motor nerves also known as efferent nerves, carry impulses away from the brain to muscles and glands.

4) The brain has three main parts: the cerebrum, cerebellum and brainstem. Cerebrum: is the largest part of the brain and is composed of right and left hemispheres. ... Cerebellum: is located under the cerebrum. Its function is to coordinate muscle movements, maintain posture, and balance.

5) Cerebrum.

Cerebellum.

Brain stem.

Explanation:

Answer 2

Answer:

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