Chapter 5

Question 1

Connective tissue

Answer 1

Role: to stabilize and support components of skeletal muscle at each organizational level
EX.Tendons Muscle fiber Fasciculus

Question 2

Elastic/Stretch Shortening Cycle

Answer 2

Produces force by stretching and snapping back into place.

Eccentric action (elongation)
Concentric action (shortening)

Question 3

Structure of a sarcomere

Answer 3

Z lines: at each end of sarcomere
H zone: in middle of sarcomere, contains myosin
I bands: at edges of sarcomere, contain actin
A band: overlapping actin & myosin
M line: middle of H zone, holds myosin in place

Question 4

Actin and myosin

Answer 4

Help with muscle contraction

Question 5

Type 1 Fiber

Answer 5

Slow twitch

Good for endurance

Question 6

Type 2

Answer 6

Fast twitch

Good for short high intensity bursts

Question 7

Proprioception

Answer 7

Perception of outside senses

Question 8

GTO’s

Answer 8

Tell the brain to relax active muscles