Question 1

1. Muscles give the body shape and mass. Which of the following is another function of the muscles?

Accepted Answer

Muscles protect and coordinate with bones for movement.

Answer

The nerves are held by the muscles for protection.

Answer

Smooth muscles hold food in the digestive system.

Answer

Muscles work independently to move parts of the body.

Question 2

2. What does the skin do as the first line of defense of the body?

Accepted Answer

It acts as protection from the hot and cold weather.

Answer

It makes us feel the pain and pressure of things around us.

Answer

It is a source of vitamin D for bones.

Answer

It gives shape to the body.

Question 3

3. What does the nervous system do to help the circulatory system?

Accepted Answer

The brain regulates the heartbeat and blood pressure when the
circulatory system is doing tiresome activities.

Answer

The nerves help the circulatory system to distribute the nutrients to all
parts of the body.

Answer

The heart pumps continuously because the nervous system supply blood
for the heart to work hard.

Answer

The nervous system stops the movements of other body systems while the
circulatory system is working.

Question 4

4. Why is the nervous system important?

Accepted Answer

It enables the body to coordinate for bodily activities.

Answer

It helps us to inhale and exhale.

Answer

It helps transport the nutrients to the different parts of the body.

Answer

It serves as a framework of the body.

Question 5

5. Which shows how the nervous system work with the musculoskeletal system?

Accepted Answer

The motor nerves send signals to the bones and muscles for specific movement.

Answer

Bones and muscles cannot stand alone without the spinal cord.

Answer

Bones and muscles are attached to each other by the nerves.

Answer

The nervous system helps the bones and muscles to be attached to one another.

Question 6

6. What does the skin do to protect muscles and bones?

Accepted Answer

It covers the muscles and the bones.

Answer

It provides nutrients to bones and muscles.

Answer

It helps the bones and muscles to move.

Answer

It absorbs the excess fats of muscles.

Question 7

7. Which of the following is NOT an example that shows a message being carried by the nerve cells to the muscles?

Accepted Answer

Watching news in the television

Answer

Mopping the floor.

Answer

washing the dishes.

Answer

Sweeping the yard

Question 8

8. What bodily reaction maintains our body temperature when the environment is
hot?

Accepted Answer

The skin starts sweating releasing water that evaporates and cools the
skin.

Answer

Heat receptors in the skin send a message to the brain which results to sweating.

Answer

The muscles in the skin contract and send message to the brain.

Answer

The brain sends a message to the skin causing the muscles to contract and cool the body.

Question 9

9. Which activity shows how the digestive and circulatory system work together?

Accepted Answer

The circulatory system distributes food nutrients from the small intestine.

Answer

The circulatory system makes digestion faster.

Answer

Both systems make digestion easier and faster.

Answer

The circulatory system produces blood that will dissolve the food.

Question 10

10. How does integumentary system work with the nervous system?

Accepted Answer

Nervous system sends messages to the skin of what it feels.

Answer

Both systems are responsible for healing wounds.

Answer

Nervous system makes the skin, hair, and nails strong.

Answer

Integumentary system acts as protection for the nerves.

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