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

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

 An example of voluntary muscle are the biceps

 TRUE

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

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

 Skeletal muscles are striated muscles that hold the skeleton together

 TRUE

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

 TRUE

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

 TRUE

 Muscles move body parts by relaxation

 False- muscles move by contraction and relaxation

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

 C - Gastrocnemius

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

 B. Adduction

 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

 D – Rectus Femoris and Vastus Lateralis

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

 A – Latissimus Dorsi

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

 B – Gluteus Medius

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

 Straightening the legs when performing a vertical jump

 Quadriceps

 Bringing arms towards the chest

 Pectoralis Major

 Pressing on the gas pedal in a car.

 Gastrocnemius

 Raising your heel to your butt

 Hamstring

 Straightening the arms when performing a push up

 Triceps

 EXAMPLE: Heel to butt.  Answer: Flexion

 Turning a doorknob.

 Rotation

 Pushing open a door

 Extension

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

 Extension

 The up motion of a jumping jack

 Abduction