Ch. 8 Muscles

What chemical helps to regenerate ATP in your muscle cells?

• creatine kinase

• creatine phosphate

• protein powder

• oxygen

What muscles are responsible for pumping your heart?

• skeletal

• smooth

• cardiac

• relaxed

Atrophy is when muscles shrink.

• true

• false

What muscles are responsible for moving bones?

• skeletal

• smooth

• cardiac

• relaxed

What muscles are responsible for digestion?

• skeletal

• smooth

• cardiac

• relaxed

Muscle fibers are made of individual fibers called __________.

• myofilaments

• myofibrils

• myosin

• sarcolemma

Which type of connective tissue surrounds fascicles?

• epimysium

• endomysium

• perimysium

• myomysium

Which type of connective tissue surrounds the entire muscle?

• epimysium

• endomysium

• perimysium

• myomysium

Which type of connective tissue surrounds muscle fibers?

• epimysium

• endomysium

• perimysium

• myomysium

Poisons such as botulism and botox prevent the release or absorption of acetylcholine. This causes the muscles to become __________.

• paralyzed

• continually contracted

• larger

• smaller