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| 1 | |
Which extrinsic tongue muscle is not innervated by the hypoglossal nerve? |
| | A) | hyoglossus |
| | B) | genioglossus |
| | C) | styloglossus |
| | D) | palatoglossus |
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| 2 | |
The most numerous facial muscles are associated with the |
| | A) | nasal and otic regions |
| | B) | oral region |
| | C) | orbital region |
| | D) | frontal and mental regions |
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| 3 | |
The extrinsic eye muscles are innervated by which cranial nerves? |
| | A) | III, IV, and VI |
| | B) | I, II, and VII |
| | C) | V, VI, VII, and VIII |
| | D) | II, V, IX, and X |
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| 4 | |
Which extrinsic eye muscles are synergistic in lateromedial movements of the eye but antagonistic in elevation and depression? |
| | A) | medial rectus and lateral rectus |
| | B) | inferior rectus and superior rectus |
| | C) | inferior oblique and superior oblique |
| | D) | both pairs b and c |
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| 5 | |
If a person bilaterally contracts both medial rectus muscles, the eyes |
| | A) | roll to the left |
| | B) | roll to the right |
| | C) | adduct ("cross") |
| | D) | abduct slightly |
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| 6 | |
If a doctor asked you to contract your genioglossus muscles, you would oblige by |
| | A) | sticking out your tongue |
| | B) | coughing |
| | C) | bending forward |
| | D) | laterally flexing your neck |
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| 7 | |
Which action is performed by the same muscles that cause a rushing sound inside the ears by opening the auditory tubes? |
| | A) | elevation of the pharynx |
| | B) | constriction of the pharynx |
| | C) | elevation of the soft palate |
| | D) | tensing of the soft palate |
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| 8 | |
Although antagonists and members of different specific groups, both of the muscles innervated by the first cervical spinal nerve via cranial nerve XII insert on the |
| | A) | lateral wall of the pharynx |
| | B) | thyroid cartilage |
| | C) | hyoid bone |
| | D) | soft palate |
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| 9 | |
In one of its actions, the little ____________ muscle opposes the entire group of ____________. |
| | A) | digastric; muscles of mastication |
| | B) | styloglossus; pharyngeal constrictors |
| | C) | medial pterygoid; extrinsic tongue muscles |
| | D) | buccinator; extrinsic eye muscles |
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| 10 | |
Which of these muscles can act bilaterally to produce the same movement or unilaterally to produce opposite movements? |
| | A) | omohyoid |
| | B) | longissimus capitis |
| | C) | sternothyroid |
| | D) | lateral rectus |
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| 11 | |
The suboccipital nerve innervates which of the following muscles? |
| | A) | splenius capitis and cervicis |
| | B) | pharyngeal constrictors |
| | C) | laryngeal elevators and palate muscles |
| | D) | oblique and rectus muscles of the neck |
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| 12 | |
Which muscle is antagonistic to the unilateral action of the left sternocleidomastoid? |
| | A) | the right longissimus capitis |
| | B) | the left splenius capitis |
| | C) | the right splenius cervicis |
| | D) | none of the above |
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| 13 | |
Which muscles can act synergistically with either the sternocleidomastoids or, to a limited extent, with the external intercostals? |
| | A) | splenius |
| | B) | interspinales |
| | C) | scalenes |
| | D) | serratus posterior superior |
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| 14 | |
The ____________ muscles are antagonistic to the inferior portions of the erector spinae. |
| | A) | interspinales |
| | B) | longissimus |
| | C) | multifidus |
| | D) | rectus abdominis |
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| 15 | |
The only muscle of mastication that retracts the mandible is the |
| | A) | temporalis |
| | B) | masseter |
| | C) | lateral pterygoid |
| | D) | medial pterygoid |
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| 16 | |
Which extensor of the neck is primarily an appendicular muscle? |
| | A) | splenius cervicis |
| | B) | trapezius |
| | C) | longissimus capitis |
| | D) | semispinalis capitis |
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| 17 | |
Which muscle originates on the petrous region of the temporal bone and is innervated by the vagus nerve (CN X)? |
| | A) | palatoglossus |
| | B) | salpingopharyngeus |
| | C) | levator veli palatini |
| | D) | tensor veli palatini |
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| 18 | |
Which muscle has two bellies but is innervated by a single nerve from the cervical plexus? |
| | A) | omohyoid |
| | B) | sternohyoid |
| | C) | digastric |
| | D) | stylopharyngeus |
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| 19 | |
All of the muscles in which of the following groups insert on a "median raphe"? |
| | A) | pharyngeal constrictors |
| | B) | urogenital diaphragm |
| | C) | levator ani |
| | D) | all of the above |
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| 20 | |
The names "superior oblique" and "inferior oblique" refer to muscles of which two muscle groups? |
| | A) | extrinsic muscles of the eye and tongue |
| | B) | muscles of facial expression and posterior neck muscles |
| | C) | extraocular and suboccipital muscles |
| | D) | muscles of the anterior neck and abdominal wall |
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| 21 | |
Of the following muscles, which are located deepest in the body? |
| | A) | internal intercostals |
| | B) | transversus abdominis |
| | C) | ischiocavernosus |
| | D) | internal obliques |
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| 22 | |
The adage, "C3, 4, and 5 keep you alive," refers to the vital innervation of what muscle? |
| | A) | diaphragm |
| | B) | superior constrictor |
| | C) | transversus thoracis |
| | D) | transversus abdominis |
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| 23 | |
Injury of the ____________ nerve prevents lateral movement of the eye and thus causes ____________ strabismus. |
| | A) | oculomotor; internal |
| | B) | abducens; internal |
| | C) | trochlear; external |
| | D) | oculomotor; external |
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| 24 | |
What is "linea nigra" that sometimes occurs as a consequence of pregnancy? |
| | A) | a scar in the perineal region that marks the site of an episiotomy |
| | B) | a form of stretch mark that gradually becomes darker after delivery |
| | C) | a distinct separation of the left and right rectus muscles and sheaths |
| | D) | a darkened linea alba that is visible along the midline of the abdomen |
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| 25 | |
All of the following accurately describe hernias except |
| | A) | they always occur at a weak point in the abdominopelvic wall |
| | B) | indirect inguinal hernias may result from a congenital anomaly |
| | C) | although sometimes painful, hernias are never life-threatening |
| | D) | women develop femoral hernias more commonly than men do |
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