Ch 9&10 Quiz

Question 1

An increase in the size of an individual muscle fiber is referred to as

Answer 1

Atrophy

Question 2

Transient hypertrophy the temporary enlargement of muscles that occurs during the weight lifting workout results mainly from

Answer 2

The accumulation of fluid in the interstellar of muscle

Question 3

What type of muscular contraction is the most likely to reduce Doms

Answer 3

Eccentric Contractions

Question 4

It appears that early increases of muscular strength are primarily due to

Answer 4

Neural adaptions

Question 5

Genetic factors appear to account to approximately what percentage

Answer 5

25 to 50%

Question 6

most likely cause of Doms appears to be

Answer 6

Structural damage to the muscle cells

Question 7

Cardio respiratory endurance training results in which of the following heart rates adaptations

Answer 7

Decrease in HR and in an unchanged and/ slightly reduce MHR

Question 8

Best definition of cardio respiratory endurance

Answer 8

Entire body’s ability to sustain a prolonged dynamic exercises using large muscle groups

Question 9

Acute muscle soreness immediately during exercising is a result of

Answer 9

Accumulation of lactic acid during exercise