Deck 1: Head and Neck

Question 1

All the following are TRUE concerning the cervical plexus EXCEPT:

A) innervates the scalene muscles
B) is formed from cervical segments C1 to C4
C) has motor innervation of the suprahyoid, infrahyoid and prevertebral muscles
D) the inferior root of the ansa cervicalis arises directly from it
E) its sensory branches emerge from the posterior border of the sternocleidomastoid

Answer 1

has motor innervation of the suprahyoid, infrahyoid and prevertebral muscles

Question 2

The longus colli muscle functions in:

A) depression of the hyoid bone
B) elevation of the first rib
C) extension of the neck
D) rotation of the head
E) flexion of the neck

Answer 2

flexion of the neck

Question 3

The vagus nerve travels through which foramen?

A) mandibular
B) ovale
C) jugular
D) rotundum
E) pterygomaxillary

Answer 3

jugular

Question 4

Which of the following muscles is NOT attached to the mandible?

A) digastric
B) geniohyoid
C) masseter
D) mylohyoid
E) anterior scalene

Question 5

Which of the following arteries is NOT a branch of the external carotid artery?

A) facial
B) occipital
C) vertebral
D) posterior auricular
E) superficial temporal

Question 6

Which of the following muscles are capable of depressing the eye, starting from the neutral, straight ahead position?

A) superior oblique and inferior rectus
B) inferior rectus and superior rectus
C) inferior oblique and superior rectus
D) inferior oblique and inferior rectus
E) superior oblique and superior rectus

Question 7

Beginning superficially the fourth layer of the scalp is known as the:

A) aponeurotic layer
B) muscular layer
C) periosteum layer
D) connective tissue layer
E) loose connective tissue layer

Question 8

Which of the following arteries does NOT arise from the maxillary artery?

A) branches to the muscles of mastication
B) middle meningeal
C) inferior alveolar
D) superficial temporal
E) sphenopalatine

Question 9

The left common carotid artery is a branch of the:

A) right common carotid artery
B) left subclavian artery
C) brachiocephalic artery
D) arch of the aorta
E) left vertebral artery

Question 10

The medial pterygoid muscle is innervated by which nerve?

A) maxillary division of trigeminal
B) ophthalmic division of trigeminal
C) mandibular division of trigeminal
D) hypoglossal
E) glossopharyngeal

Question 11

The opening of the frontal sinus (infundibulum) is usually located in the:

A) sphenoethmoid recess
B) superior meatus
C) middle meatus
D) inferior meatus
E) ethmoid sinus

Question 12

The paranasal sinuses do NOT include the air-filled spaces within which bone?

A) ethmoid
B) frontal
C) parietal
D) maxilla
E) sphenoid

Question 13

The carotid sheath contains which vein?

A) external jugular
B) anterior jugular
C) internal jugular
D) facial
E) retromandibular

Question 14

Which of the following statements about the subclavian artery is INCORRECT?

A) first part lies medial to the anterior scalene muscle
B) crosses over the first rib
C) has a vertebral branch
D) the right branches directly from the aortic arch
E) gives rise to the thyrocervical trunk

Question 15

Which of the following openings is found in the base of the skull?

A) mental foramen
B) foramen spinosum
C) inferior orbital fissure
D) infraorbital foramen
E) pterygomaxillary fissure

Question 16

Which of the following is NOT associated with the infratemporal fossa?

A) pterygoid venous plexus
B) medial pterygoid muscle
C) maxillary artery
D) inferior alveolar nerve
E) masseter muscle

Question 17

At the base of the neck which of the following structures lies anterior to the anterior scalene muscle?

A) subclavian vein
B) subclavian artery
C) roots of the brachial plexus
D) sympathetic trunk
E) internal jugular vein

Question 18

Which of the following muscles is innervated by the facial nerve?

A) styloglossus
B) mylohyoid
C) stylohyoid
D) genioglossus
E) sternothyroid

Question 19

The blood supply to the thyroid gland is from arterial branches from which trunk and from which artery?

A) costocervical - external carotid
B) thyrocervical - internal carotid
C) costocervical - internal carotid
D) thyrocervical - external carotid
E) thoracoacromial - common carotid

Question 20

The internal jugular vein is found within which triangle of the neck?

A) posterior
B) carotid
C) muscular
D) submandibular
E) submental

Question 21

All the following are TRUE concerning the pharynx EXCEPT:

A) it extends from the base of the skull to the lower border of the cricoid cartilage
B) its wall consists of four layers
C) the pharyngotympanic tube opens into the nasopharynx
D) the oropharynx is posterior to the oral cavity
E) the laryngopharynx lies above and posterior to the opening of the larynx

Question 22

All the following are TRUE concerning the temporomandibular joint EXCEPT:

A) it has a single synovial joint cavity
B) it is a modified hinge and gliding joint
C) it is stabilized by a lateral ligament
D) it is formed by the articulation of the condyle of the mandible with the mandibular fossa of the temporal bone
E) medial to the joint capsule is a sphenomandibular ligament

Question 23

The joint which allows for rotation of the head is the:

A) atlantoaxial joint
B) atlanto-occipital joint
C) fibrous-type joint
D) zygapophyseal joint
E) none of the above

Question 24

The superior orbital fissure transmits all the following EXCEPT:

A) maxillary division of cranial nerve V
B) abducent nerve (cranial nerve VI)
C) frontal nerve (cranial nerve V)
D) trochlear nerve (cranial nerve IV)
E) oculomotor nerve (cranial nerve III)

Question 25

Which of the following muscles functions in retraction of the mandible?

A) lateral pterygoid
B) masseter
C) medial pterygoid
D) temporalis
E) digastric

Question 26

Which of the following statements concerning the lingual nerve is NOT TRUE?

A) contains general sensation fibers from the anterior two-thirds of the tongue
B) is a branch of the mandibular division of cranial nerve V
C) lies on the superior surface of the mylohyoid muscle
D) lies on the lateral surface of the hyoglossus muscle
E) can be found in the carotid triangle

Question 27

The orbicularis oculi muscle is associated with:

A) moving the scalp
B) puckering the lips
C) tightly closing the eyelids
D) wiggling the ears
E) wrinkling the forehead

Question 28

In addition to cartilage, the nasal septum is formed by the:

A) sphenoid
B) inferior concha
C) nasal and frontal bones
D) ethmoid and vomer
E) palatine and maxilla

Question 29

Which of the following ligaments is NOT involved directly in the atlantoaxial and atlanto-occipital joints?

A) cruciform ligament
B) transverse ligament of atlas
C) alar ligaments
D) nuchal ligament
E) tectorial membrane

Question 30

Which of the following nerves of the cervical plexus supplies the skin of the scalp behind and above the ear?

A) anterior cutaneous
B) great auricular
C) lesser occipital
D) ansa cervicalis
E) supraclavicular

Question 31

The nasolacrimal duct empties directly into the:

A) lacrimal canals
B) lacrimal gland
C) lacrimal sac
D) inferior meatus
E) middle meatus

Question 32

The stylopharyngeus muscle receives its motor innervation from the:

A) accessory nerve
B) ansa cervicalis
C) facial nerve
D) vagus nerve
E) glossopharyngeal nerve

Question 33

Which of the following is NOT TRUE concerning the facial nerve (cranial nerve VII)?

A) motor to the muscles of facial expression
B) sensory fibers from taste receptors on the posterior one-third of the tongue
C) divides within the parotid gland into six branches
D) exits the skull via the stylomastoid foramen
E) autonomic innervation of the submandibular gland

Question 34

Skin over the forehead is supplied by which nerve?

A) supratrochlear
B) mental
C) mandibular
D) lingual
E) infraorbital

Question 35

A young child is brought to your office by her parents after falling on a board with an exposed nail, which passed up towards the oral cavity halfway between the tip of her chin and the hyoid, and approximately 1 cm to the left of the midline. The structures pierced in order are:

A) skin, mylohyoid, geniohyoid, anterior digastric, genioglossus
B) skin, geniohyoid, mylohyoid, anterior digastric, genioglossus
C) skin, geniohyoid, anterior digastric, mylohyoid, genioglossus
D) skin, anterior digastric, mylohyoid, geniohyoid, genioglossus
E) skin, anterior digastric, geniohyoid, mylohyoid, genioglossus

Question 36

Which of the following bones does NOT form part of the walls of the bony orbit?

A) frontal
B) maxilla
C) nasal
D) zygomatic
E) sphenoid

Question 37

The middle meningeal artery passes close to the:

A) confluence of venous sinuses
B) cavernous sinus
C) sagittal sinus
D) lambdoid sinus
E) pterion

Question 38

The cartilages of the larynx include all the following EXCEPT the:

A) hyoid cartilage
B) thyroid cartilage
C) cricoid cartilage
D) arytenoid cartilage
E) epiglottic cartilage

Question 39

Which muscle helps form the boundaries of the submandibular triangle of the neck?

A) digastric
B) omohyoid
C) mylohyoid
D) sternocleidomastoid
E) trapezius

Question 40

Which of the following structures is enclosed by the pretracheal layer?

A) body of vertebra CV
B) external jugular vein
C) sternocleidomastoid muscle
D) sympathetic trunk
E) thyroid gland