Science Partial 1 Trimester 2

1. This system is in charge of giving shape to the body, protects organs and makes blood cells.

• nervous

• skeletal

• digestive

• muscular

2. 2. This system is in charge of giving movement to the body:

• nervous

• skeletal

• muscular

• digestive

3. 3. What is the largest bone in the human body:

• skull

• ribs

• jaw

• femur

4. 4. This bone protects our brain:

• skull

• ribs

• femur

• jaw

5. 5. These bones protect our lungs and heart:

• skull

• ribs

• femur

• jaw

6. 6. The muscles that move our parts of the body as arms, hands, legs, are called:

• smooth

• cardiac

• skeletal

7. 7. The muscles that move some organs involuntarily as the intestines are called:

• smooth

• cardiac

• skeletal

8. 8. The muscles that are only in our heart are called:

• smooth

• cardiac

• skeletal

9. 9. How many bones do human beings have?

• 540

• 206

• 120

10. 10. How many muscles do human beings have approximately?

• 600

• 200

• 100