Muscle Physiology Quiz

Aponeurosis is also known as the

• Endomysium

• Tendon

• Perimysium

• Sarcomere

What is the function of the perimysium?

• Connects muscle to bone

• Separates the skeletal muscle tissue into muscle fascicles

• Generates ATP

• Increases muscle size

What is the location of the endomysium?

• Surrounds the entire muscle

• Surrounds individual muscle fibers

• Connects muscle to bone

• Separates muscle fascicles

Which muscle raises the eyebrows

• platysma

• frontalis

• gluteus medius

• masseter

What protein forms cross bridges in muscle fibers?

• Actin

• Myosin

• Troponin

• Tropomyosin

What is muscular dystrophy characterized by?

• Increased muscle mass

• Progressive degeneration and weakness

• Enhanced muscle strength

• Rapid muscle growth

What is a sprain?

• A stretched or torn ligament

• Injury to muscle caused by excessive force

• A broken bone

• A dislocated joint

What action does the gastrocnemius muscle perform?

• Raises eyebrows

• Blinks and closes eye

• Plantar flexes foot

• Flexes the hip

Immobility causes

• ptosis

• contracture

• hypertrophy

• tetanus

a twitch is a

• constant contraction

• large motor unit

• cramp

• quick, jerky