2.  Muscles make up 20-30% of your body weight?

3.  FALSE – Muscles make up approximately 40% of your body weight

4.  An example of voluntary muscle are the biceps

5.  TRUE

6.  There are 4 types of muscles. Skeletal, Smooth, Cardiac and Digestive

7.  FALSE – there are only 3 different kinds of muscles. Digestive is not a kind of muscle

8.  Skeletal muscles are striated muscles that hold the skeleton together

9.  TRUE

10.  Examples of smooth muscles are the walls of the stomach and intestines

11.  TRUE

12.  The cerebellum coordinates the muscle movements ordered by the motor cortex

13.  TRUE

14.  Muscles move body parts by relaxation

15.  False- muscles move by contraction and relaxation

16.  This muscle pulls the heel up via the Achillies tendon A. Glutues Medius B. Sternocleidomastoid C. Gastrocnemius D. Biceps

17.  C - Gastrocnemius

18.  This movement brings the arm towards the midline of the body A. FlexionB. Adduction C. AbductionD. Rotation

19.  B. Adduction

20.  These two muscles are part of the quadriceps A. Biceps and Triceps B. Gastrocnemius and Soleus C.Biceps Femoris and D. Rectus Femoris and Semitendonosis Vastus Lateralis

21.  D – Rectus Femoris and Vastus Lateralis

22.  This is the primary muscle used in the pull up and the lat pull down A. Latissimus DorsiB. Rectus Abdominus C. Vastus MedialisD. Trapezius

23.  A – Latissimus Dorsi

24.  This muscle abducts the leg A. Vastus MedialisB. Gluteus Medius C. SartoriusD. Tricep

25.  B – Gluteus Medius

26.  EXAMPLE: Picking up a can of soda from a table and drinking it  Answer: Biceps

27.  Straightening the legs when performing a vertical jump

28.  Quadriceps

29.  Bringing arms towards the chest

30.  Pectoralis Major

31.  Pressing on the gas pedal in a car.

32.  Gastrocnemius

33.  Raising your heel to your butt

34.  Hamstring

35.  Straightening the arms when performing a push up

36.  Triceps

37.  EXAMPLE: Heel to butt.  Answer: Flexion

38.  Turning a doorknob.

39.  Rotation

40.  Pushing open a door

41.  Extension

42.  Standing up from a sitting position in a chair (leg action)

43.  Extension

44.  The up motion of a jumping jack

45.  Abduction