Deck 7 Muscular System-Additional factors

Question 1

Name two additional factors that affect your muscular system

Answer 1

Age
Cramp

Question 2

What is sarcopenia?

Answer 2

As you get older your muscle mass decreases. The reduction of muscle mass begins around 50.
It’s referred to as sarcopenia (sar-co-pea-nia).
Muscles become smaller and power and strength decrease.

Question 3

TRUE or FALSE
Cramp is a voluntary contraction of your muscle.

Answer 3

FALSE
Cramp is an involuntary contraction of your muscle. You have no control over a tightening muscle fibre - this can be painful.

Question 4

What area is most susceptible to cramp?

Answer 4

The lower legs are areas most susceptible.
Cramp is often prompted by exercise.

Question 5

State three factors that increase your chance of cramp.

Answer 5

Dehydration
Inadequate blood supply to the muscle (reduced 02)
More frequent in warm environments (dehydration)
Already tight muscle groups (lack of flexibility)
A loss in electrolytes (salt etc)