Muscle Growth and Repair

How many muscles do we have in our body?

• Over 600

• Around 400

• Less than 200

• Exactly 1000

What percentage of our body weight do muscles make up?

• 1/4

• 1/2

• 2/3

• 3/4

What is the role of muscles in our body?

• To hold us down

• To help us breathe

• To generate heat

• To help us move

What happens to muscle fibers when exposed to stress?

• They shrink

• They become weaker

• They experience microscopic damage

• They become more flexible

What is the process called when muscles adapt to progressively greater demands?

• Hypertrophy

• Atrophy

• Inflammation

• Repair

What is the term for the process of muscles shrinking due to lack of resistance?

• Hypertrophy

• Atrophy

• Inflammation

• Repair

When does the vital repair process of muscle tissue mainly occur?

• During exercise

• During sleep

• During eating

• During relaxation

Which hormone helps shift the body into a state where tissue is repaired and grown?

• Insulin

• Testosterone

• Estrogen

• Cortisol

What is the role of protein in muscle growth?

• It provides energy for muscle contraction

• It helps repair damaged muscle fibers

• It increases muscle flexibility

• It reduces muscle inflammation