IB MYP Combined Science

1. MUSCLES Combined Science

2. WHAT IS THE FUNCTION OF A
MUSCLE?

3. WHAT ARE THE TWO MAIN
MUSCLES OF THE UPPER ARM?
Biceps
Triceps

4. Biceps
Triceps

5. HOW ARE MUSCLES ATTACHED
TO THE BONES?
TENDONS

7. WHAT ARE THE BONES THAT THE
BICEPS MUSCLE IS ATTACHED TO?

8. WHAT ARE THE BONES THAT THE
TRICEPS MUSCLE IS ATTACHED TO?

9. ‘BI’ MEANS ‘TWO’. ‘TRI’ MEANS THREE. LOOK
CAREFULLY AT THE DIAGRAM, AND SUGGEST
WHY THE BICEPS AND TRICEPS ARE GIVEN THEIR NAMES.

10. WHAT DO YOU CALL THE PROCESS
OF MAKING A MUSCLE SHORTER?

11. WHAT ARE OTHER EXAMPLES OF
MUSCLE CONTRACTION?

12. WHEN MUSCLES CONTRACT, WHAT
TYPE OF FORCE ARE THEY
PRODUCING?

13. WHAT BONES ARE BEING PULLED IF
THE BICEP MUSCLES CONTRACTS?
Scapula
Radius

14. WHAT IS THE DIRECTION OF THE
RADIUS AS IT IS PULLED?
Scapula
Radius

15. WHEN MUSCLES CONTRACT, DO
THEY BECOME SHORTER OR
LONGER?

16. IF THE MUSCLE IN NOT
CONTRACTING, WHAT IS
HAPPENING TO THE MUSCLE?
R_l_x_d

18. ARE THE BICEPS AND TRICEPS
MUSCLES WORKING AS A TEAM?

19. WHAT DO YOU CALL A PAIR OF
MUSCLES WORKING TOGETHER