muscular system

Question 1

3 main muscle types

Answer 1

cardiac, smooth, skeletal

Question 2

describe a skeletal muscle?

Answer 2

voluntary- under conscious control, pull on bones to create movement, becomes fatigued during excercise.

Question 3

describe a smooth muscle?

Answer 3

involuntary- works without conscious thought as nervous system controls it, located in walls of digestive system + blood vessels helps regulate digestion and blood pressure.

Question 4

describe a cardiac muscle?

Answer 4

involuntary- not under conscious control, found in heart of the wall,its contractions allow blood to pass through blood vessels to all parts of your body.

Question 5

Triceps function found in outside upperarm

Answer 5

extend lower arm, origin- scapula and humerus

Question 6

Deltoid function found in shoulder cap

Answer 6

abducts, flexes and extends upper arm

Question 7

Pectorals function found in chest

Answer 7

flexes and adducts upper arm

Question 8

Biceps function found in front of upper arm

Answer 8

flexes lower arm at elbow

Question 9

Wrist flexors function found anterior forearm

Answer 9

flexing the hand on the wrist

Question 10

Wrist extensors function found in the back of the forearm

Answer 10

extends or straightens hand at wrist

Question 11

Supinators function found at the top and rear of forearm

Answer 11

Supinate forearm

Question 12

Pronators function found at the top and front of forearm

Answer 12

Pronate forearm