MCB 244 Exam 3 Muscular System Practice Questions

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

• Stability

• Heat production

• Control of openings

• Secretion

• Breathing

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

• Fixators

• Antagonists

• Synergists

• Prime movers

• Depressors

Muscle fibers are arranged in bundles called ___________.

• compartments

• fascicles

• retinacula

• aponeuroses

• groups

Groups of muscles are separated by which of the following?

• Epimysium

• Fascicles

• Perimysium

• Fascia

• Endomysium

The semitendinosus is an example of what muscle shape?

• Triangular

• Fusiform

• Sphincter

• Convergent

• Pennate

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

• Orbicularis oculi

• Zygomaticus major

• Corrugator supercilii

• Levator palpebrae superioris

• Buccinator

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

• masseter

• buccinator

• temporalis

• genioglossus

• stylohyoid

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

• Temporalis

• Lateral pterygoid

• Stylohyoid

• Zygomaticus major

• Zygomaticus minor

The deepest muscle of the abdominal wall is the __________.

• transverse abdominal

• internal oblique

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?

• Tibialis anterior

• Erector spinae

• Semimembranosus

• Tibialis anterior and semimembranosus

• Extensor hallucis longus