Muscular System Review

The deltoid is named for its

• Number of origins

• Shape

• Direction of muscle fibers

• Action of the muscle

This type of muscle has no striations, involuntary, and is tireless

• Skeletal

• Cardiac

• Smooth

This type of muscle has striations and is involuntary

• Skeletal

• Cardiac

• Smooth

This type of muscle is voluntary and has striations

• Skeletal

• Cardiac

• Smooth

Binding sites on actin form cross-bridges with molecules of:

• Troponin

• ATP

• Tropomyosin

• Myosin

The outermost layer of connective tissue that covers the WHOLE muscle is called the

• Perimysium

• Epimysium

• Endomysium

• Sarcomysium

A tendon is:

• cordlike tissue and connects muscles to bones

• A broad sheet of dense connective tissue that connects muscles to muscles

• cordlike tissue and connects bones to bones

• A broad sheet of dense connective tissue that connects bones to bones

The reason we use "bicep" to describe a particular muscle is:

• there are two areas in the body where biceps are found

• there are two muscles in the body with the same characteristics

• the muscles can move bilaterally

• there are two tendons of origin

Which of the following is NOT a function of the muscular system?

• Promotes growth

• Movement

• Maintains posture

• Generates heat

Trapezius muscle is named based on the following criteria:

• Shape

• Location

• Action

• All of these are correct