Skeletal Muscle Fibers and Muscle contraction notes review

Skeletal muscle cells are called _______

• fibers

• atoms

• strands

• tubes

• bands

In the diagram of skeletal muscle below what does #1 represent?

• the sarcomere

• the H zone

• the z line

• the A band

• the I band

In the diagram of skeletal muscle below what does #2 represent?

• the sarcomere

• the H zone

• the z line

• the A band

• the I band

In the diagram of skeletal muscle below what does #5 represent?

• the sarcomere

• the H zone

• the z line

• the A band

• the I band

Tags

NGSS.HS-LS1-2

In the diagram of skeletal muscle below what does #6 represent?

• the sarcomere

• the H zone

• the z line

• the A band

• the I band

In the diagram of skeletal muscle below what does #7 represent?

• the sarcomere

• the H zone

• the z line

• the A band

• the I band

In the diagram of skeletal muscle below what does #8 represent?

• the sarcomere

• the H zone

• the z line

• M line

• Myosin

In the diagram of skeletal muscle below what proteins would be found at the structure labeled #3?

• actin, tropomyosin, and troponin

• actin, myosin, and troponin

• sarcolemma, sarcoplasm, sarcomere

• actin

• Myosin

In the diagram of skeletal muscle below what protein would be found at the structure labeled #4?

• actin, tropomyosin, and troponin

• actin, myosin, and troponin

• sarcolemma, sarcoplasm, sarcomere

• actin

• Myosin

What proteins make up structure #1?

• actin, troponin, and tropomyosin

• actin, troponin, and myosin

• actin and myosin

• actin and troponin

• actin, sarcolemma, myofibril

Tags

NGSS.HS-LS1-1