Exam 9: Muscular System

This long muscle lies obliquely across the anterior thigh.It allows you to sit in a crossed-leg (lotus) position.It flexes the leg at the knee and abducts and laterally rotates the thigh at the hip.

Which group is incorrect?

This muscle group has four muscles: two oblique,one rectus,and one transverse.

Where is the vastus lateralis located?

Which muscles are located on the inner (medial) surface of the thigh and move the thigh toward the midline of the body?

Which group is incorrect?

The muscles of mastication must insert on the

Which group of muscles moves the arm at the shoulder?

The flexor carpi radialis and the flexor carpi ulnaris

The smiling muscle is the

The rotator cuff muscles

Which structure is an extension of the sarcolemma or cell membrane,which penetrates the interior of the muscle and carries the electrical signal to the deepest part of the muscle?

Which of the following words means "muscle weakness"?

How does curare paralyze a muscle?

Which of the following is a series of contractile units that make up each myofibril (each unit extends from Z line to Z line)?

If you are pointing directly behind you,your ___________________ is (are) contracting.

To which contractile protein does calcium bind?

What is the site of calcium storage in a relaxed skeletal muscle?

Curare-induced muscle blockade at the NM receptors within the neuromuscular junction

Which large muscle or muscle group extends the thigh at the hip?