Exam 10: The Muscular System

After childbirth,a woman begins experiencing tremendous pain in her groin,making it difficult for her to walk.An X-ray shows a fracture extending from her symphysis pubis to the inferior ramus of the pubis.As a result of the fracture,which group of muscles might be impaired?

The aponeurosis of the external oblique forms the ________ at its inferior margin.

Carpal tunnel pressure is sometimes relieved by surgically excising part or all of which structure?

The antagonist to the triceps brachii is the __________.

A male sustains a crushing injury to his foot.After weeks of care,he begins to notice that he cannot bend the little toe on his right foot.Which of he following would be a logical diagnosis?

The ________ attaches to the zygomatic arch and also to the angle of the mandible.

Which of the following muscles of mastication would be responsible for mandibular elevation?

A butcher who cuts the distal portion of his fingers may cut the __________ tendon.

The muscles that laterally rotate and depress the scapula,as in shrugging and lowering the shoulders,are the __________.

Which of the following muscles of facial expression is not innervated by the facial nerve?

While sitting at your desk,you drop your pencil onto the floor.You bend over to pick up the pencil.In order to straighten up and continue your exam you must use which of the following muscles?

An injury that results in complete functional loss of the ulnar nerve will affect which of the following muscles?

Which cranial nerve innervates the sternocleidomastoid and trapezius?

Unilateral contraction of which muscle causes ipsilateral flexion of the lumbar vertebral column?

A heavyset middle-aged insurance salesman,who doesn't exercise often,accepts his friend's invitation to a pickup basketball game.When attempting a jump shot,he falls to the ground in pain,grasping at the calf of his leg.There is an enormous bulge in his leg immediately below the popliteal fossa,and he is unable to plantar flex that foot.Most likely he has injured his __________ and the bulge is __________.

Which muscle attaches to the manubrium and the thyroid cartilage,and aids in singing low notes?

Injury to the deep fibular nerve would cause inability to extend ones toes.

Which of the following muscles adducts and medially rotates the thigh?

Which of the following muscles is not externally visible on the trunk of the body?

A baseball pitcher who injures one of his SITS muscles most commonly sustains tears to the tendon of which muscle?