Muscles CH 10

32 terms by SLCRN 

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All of the following are functions of muscles except

secretion.

What terms best describes the relationship between the pronator quadratus and supinator?

Antagonists.

Muscle fibers are arranged in bundles called...

fascicles.

What seperates groups of muscles?

Fascia

Which term best describes the relationship of the deltoid and SITS muscles during shoulder abduction?

Synergists

The semitendinosus is an example of what muscle shape?

Fusiform

Which of the following muscles is the prime mover for inhalation?

Diaphragm

Which of the following extensors of the head is the most superficial?

Trapezius

The occipitalis and frontalis are connected via the....

Galea aponeurotica

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

Levator palpebrae superioris

The_____originates on the zygomatic arch and inserts on the angle of the mandible.

Masseter

Which of these muscles help to open the mouth (depress the mandible)?

Digastric

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

Temporalis

The apneurosis of the external oblique forms the____at its inferior margin.

Inguinal ligament

The deepest muscle of the abdominal wall is the....

Tranverse abdominal

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?

Erector spinae

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

Tranverse abdominal

Tendinous intersections divide the_____into segments externally visible on the abdomen of a well-muscled person.

Rectus abdominus

Which of the following correctly states the origin and insertion of the sternocleidomastoid?

Sternal manubrium and medial one-third of clavicle; mastoid process and lateral half of superior nuchal line.

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

Trapezius and serratus anterior.

Which cranial nerve innervates the sternocleidomastoid and trapezius?

Accessory nerve

Which muscles originates at the manubrium, inserts on the thyroid cartilage, and aids in singing low notes?

Sternothyroid

Which of the following is true regarding the levator scapulae?

It rotates the scapula and depresses the apex of the shoulder.

Which of the following is an intrinsic muscle of the hand?

Adductor pollicus.

Which muscle acting on the arm assists in deep inspiration?

Lattisimus dorsi.

When a nurse draws blood, it is not uncommon for the needle to penetrate which muscle near the cubital region?

Pronator teres.

The antagonist for the triceps brachii is the....

Biceps brachii.

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

Abductor digiti minimi.

The longest muscle in the human body is the....

Satorius.

Which muscle(s) in the figure insert(s) on the head of the fibula?

4

Which muscle(s) in the figure is (are) innervated by the tibial nerve?

2,4 and 5

Which muscle(s) in the figure is (are) responsible for medially rotating the tibia?

3

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