Muscles

Question 1

fast twitch (type II)

Answer 1

 Anaerobic
 Larger
 Fatigue faster
 Contract faster (sprinting)

Question 2

slow twitch (type I)

Answer 2

 Smaller
 Slower contracting
 Fatigue resistant
 Aerobic (long distance)

Question 3

smooth muscle

Answer 3

under control of autonomic nervous system, involuntary, e.g. body
organs, walls of blood vessels, iris of the eye, slow and uniform, fatigue resistant

Question 4

cardiac muscle

Answer 4

heart, characteristics of both skeletal and smooth, fatigue resistant,
involuntary

Question 5

skeletal muscle

Answer 5

attached to the bone, supports moving skeleton, initiated by

impulses in the motor neurons to the muscles, under voluntary control