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1

Which of the following forms the anterior boundary of the infratemporal fossa?

A. TMJ and styloid process
B. Sphenoid bone
C. Maxilla
D. Zygomatic arch

C. Maxilla

2

The anterior belly of the digastric nerve is derived from the first pharyngeal arch and is innervated by which of the following nerves?

A. Facial
B. Trigeminal
C. Glossopharyngeal
D. Hypoglossal

B. Trigeminal

3

Which of the following arteries branches from the third part of the maxillary artery?

A. Posterior superior alveolar
B. Buccal
C. Inferior alveolar
D. Middle meningeal

A. Posterior superior alveolar

4

Almost all infrahyoid muscles are characterized by which of the following innervation patterns?

A. Hypoglossal nerve
B. Ansa cervicalis
C. C2
D. C2-C3

B. Ansa cervicalis

5

The maxillary artery is divided into three parts with reference to its branching pattern. Which of the following structures is used to demarcate the three parts?

A. Lateral pterygoid muscle
B. Medial pterygoid muscle
C. Mandibular ramus and masseter muscle
D. Superior alveolar process and temporalis muscle

A. Lateral pterygoid muscle

6

Which cranial nerve supplies parasympathetic innervation to the parotid gland?

A. Vagus nerve
B. Hypoglossal nerve
C. Facial nerve
D. Glossopharyngeal nerve

D. Glossopharyngeal nerve

7

The thalamus is a paired complex of many nuclei, some of which are associated with relaying sensory information to the cerebral cortex. Others relay motor information from the cerebral cortex, and some serve to integrate the others. Which of the following relay information to the primary auditory cortex of the cerebral cortex?

A. Medial geniculate
B. Lateral geniculate
C. Ventral posterior
D. Anterior

A. Medial geniculate

8

Parasympathetic supply to the lacrimal gland is via which of the following nerves?

A. Trigeminal
B. Facial
C. Glossopharyngeal
D. Oculomotor

B. Facial

9

The gap above the middle pharyngeal constrictor is traversed by which of the following nerves?

A. Trigeminal
B. Facial
C. Glossopharyngeal
D. Hypoglossal

C. Glossopharyngeal

10

Increase in sexual activity, compulsive tendency to place objects in mouth, decreased emotionality, changes in eating behavior and visual agnosia are characteristics of the Kluver-Bucy syndrome. This results when which of the following is/are bilaterally destroyed?

A. Substantia nigra
B. Red nucleus
C. Amygdala
D. Thalamus

C. Amygdala

11

Which of the following descriptions best describes the location of the piriform fossae?

A. Lateral to the median glossoepiglottic fold
B. Inferior to the lateral glossoepiglottic folds
C. Between the tonsillar pillars
D. Posterior to the uvula

B. Inferior to the lateral glossoepiglottic folds

12

Branches off the external carotid artery are grouped into terminal, anterior, posterior, or medial, depending on which direction they branch from the external carotid. Which of the following branches is a medial branch?

A. Facial
B. Maxillary
C. Ascending pharyngeal
D. Superior thyroid

C. Ascending pharyngeal

13

The cerebral hemispheres consist of large areas of gray matter such as the cortices and the striatum. In addition, there are many myelinated tracts comprising the white matter of the cerebrum. Which group of tracts connects gyri to gyri within the same hemisphere?

A. Commissural
B. Arcuate
C. Longitudinal
D. Uncinate

B. Arcuate

14

Proper chewing (mastication) requires that the mandible be moved from side to side and to be retracted and protracted. Which of the following muscles of mastication functions to retract the mandible?

A. Masseter
B. Lateral pterygoid
C. Medial pterygoid
D. Temporalis

D. Temporalis

15

Which of the following muscles consists of two bellies, which originate from the body of the hyoid and the superior border of the scapula?

A. Omohyoid
B. Digastric
C. Geniohyoid
D. Cervicohyoid

A. Omohyoid

16

Which of the following structures enters the pharynx by passing between the base of the cranium and the superior edge of the superior pharyngeal constrictor?

A. Stylopharyngeus muscle
B. Auditory tube
C. Glossopharyngeal nerve
D. Salpingopharyngeus muscle

B. Auditory tube

17

Parasympathetic fibers that control the shape of the lens and pupil are carried by which of the following nerves?

A. Ophthalmic branch of the trigeminal nerve
B. Oculomotor nerve
C. Facial nerve
D. Abducens nerve

B. Oculomotor nerve

18

The innervation of the sternocleidomastoid and trapezius muscles would be described by which of the following modalities?

A. General visceral motor
B. General somatic motor
C. Special visceral motor
D. Special somatic motor

C. Special visceral motor

19

The vestibular nuclear complex, associated with balance and equilibrium is located in which of the following subdivisions of the brain?

A. Telencephalon
B. Diencephalon
C. Metencephalon
D. Myelencephalon

D. Myelencephalon

20

The anterior belly of the digastric is derived from the first pharyngeal arch and is innervated by which of the following nerves?

A. Facial
B. Trigeminal
C. Glossopharyngeal
D. Hypoglossal

B. Trigeminal

21

Cranial nerves characterized by the special visceral motor modality supply which of the following?

A. Smooth muscles of the gut tract
B. Skeletal muscles
C. Muscles derived from pharyngeal arches
D. Autonomic motor muscles

C. Muscles derived from pharyngeal arches

22

Ventral rami from which of the following levels of the spinal cord make up the cervical plexus?

A. C1-C3
B. C1-C4
C. C1-C5
D. C2-C4

B. C1-C4

23

Which of the following arteries branches from the third part of the maxillary artery?

A. Posterior superior alveolar
B. Buccal
C. Inferior alveolar
D. Middle meningeal

A. Posterior superior alveolar

24

Which of the following infrahyoid muscles is NOT supplied through the ansa cervicalis?

A. Thyrohyoid
B. Sternothyroid
C. Sternohyoid
D. Omohyoid

A. Thyrohyoid

25

Postganglionic fibers from which of the following regions of the sympathetic trunk supply all the smooth muscles and glands of the head?

A. Superior sympathetic ganglion
B. Middle sympathetic ganglion
C. Inferior sympathetic ganglion
D. Stellate ganglion

A. Superior sympathetic ganglion

26

Which of the following muscles serves as the posterior border of the anterior cervical triangle?

A. Superior omohyoid
B. Anterior digastric
C. Sternocleidomastoid
D. Trapezius

C. Sternocleidomastoid

27

The superior oblique extrinsic muscle of the eye is innervated by which of the following cranial nerves?

A. Occulomotor
B. Trochlear
C. Abducens
D. Ophthalmic branch of cranial nerve V

B. Trochlear

28

Which of the following scalene muscles attaches to the second rib?

A. Anterior
B. Middle
C. Posterior
D. None of the above, all attach to the first rib

C. Posterior

29

The spinal accessory nerve exits the cranial cavity through which of the following foramina?

A. Foramen ovale
B. Foramen spinosum
C. Foramen rotundum
D. Jugular foramen

D. Jugular foramen

30

Which of the following areas of the brain secretes melatonin and is involved in regulating circadian rhythms?

A. Thalamus
B. Hypothalamus
C. Pineal body
D. Inferior colliculi

C. Pineal body