Weekly assesment questions (1) Flashcards

1
Q

Location of Asterion

A

asterion is located laterally on the skull at the junction of the lambdoid, occipitomastoid and parietom astoid sutures.

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2
Q

This craniometric point long the sagittal suture represents the most superior aspect of the skull

A

Vertex

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3
Q

located posteriorly on the skull at the junction of the sagittal and lambdoid sutures

A

Lamba

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4
Q

located superiorly on the skull at the junction of the coronal and sagittal sutures

A

Bregma

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5
Q

In an industrial accident, a 58 y.o. man suffers a fracture of the inferior portion of the lateral margin of the orbit. Which bone contributes to this margin of the orbit

A

Zygomatic

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6
Q

bone forms the inferolateral and lateral margins of the orbit

A

Zygomatic

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7
Q

contributes to the medial aspect of the orbit.

A

lacrimal

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8
Q

bone does not contribute to the orbital margin. It forms the bridge of the nose

A

nasal

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9
Q

contributes to the medial aspect of the inferior orbital margin

A

maxilla

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10
Q

passes through the substance of the parotid gland.

A

Facial N

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11
Q

It innervates the muscles of facial expression.

A

facial nerve

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12
Q

Damage to the nerve will result in facial droop.

A

facial nerve

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13
Q

Innervation to the parotid gland is via the

A

glossopharyngeal n. (CN IX)

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14
Q

Innervation of the submandibular and sublingual salivary glands is provided by

A

the chorda tympani nerve. .

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15
Q

Chorda Tympani is a branch of

A

This branch of CN VII

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16
Q

Path of Chorda Tympani

A

exits the skull via the petrotympanic fissure and does not pass through the substance of the parotid gland

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17
Q

Sensory innervation of the check is provided by the

A

buccal branch

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18
Q

Buccal Nerve is from:

A

of the mandibular division of the trigeminal nerve (CN V).

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19
Q

The hypoglossal nerve (CN XII) damage

A

tonuge paralysis

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20
Q

The spinal accessory nerve innervates

A

the sternocleidomastoid muscle and the trapezius muscle.

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21
Q

ansa cervicalis overlies the

A

carotid sheath which is deep to the sternocleidomastoid.

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22
Q

Its branches innervate the infrahyoid muscles.

A

Ansa Cervicalis

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23
Q

These nerves are sensory branches from C3 and C4.

A

supra clavicular

24
Q

This nerve runs in a groove between the trachea and esophagus.

A

Recurrent laryngeal

25
Q

It provides motor innervation to intrinsic laryngeal muscles.

A

Recurrent laryngeal

26
Q

is a sensory branch from C2.

A

The lesser occipital nerve

27
Q

The artery crosses the mandible just anterior to the masseter muscle.

A

Facial

28
Q

is a branch of the superficial temporal artery

A

Transverse facial

29
Q

provides sensory innervation to the tip of the nose, the bridge of the nose, upper eyelid, the forehead and anterior scalp.

A

V1: opthlamic

30
Q

provides sensory innervation to the upper lip, prominence of the cheek, lower eyelid and along the lateral aspect of the orbit.

A

V2: maxillary

31
Q

orbicularis oculi muscle, a muscle of facial expression, is innervated by

A

the facial nerve

32
Q

These three nerves are purely motor nerves that innervate the extraocular muscles.

A

III, IV, VI

33
Q

nerve is a purely sensory nerve associated with the special sense of vision.

A

II

34
Q

provides sensation from the lower jaw and side of the face and provides motor innervation to the muscles of mastication

A

V3

35
Q

nerve both pass through the internal acoustic meatus

A

Vestibulochoclear and Facial

36
Q

which innervates the muscles of mastication, passes through the foramen ovale.

A

Mandibular division of trigeminal V3

37
Q

Damage to V3

A

hard to chew and sensation on lower jaw

38
Q

Hoarseness could result from injury to

A

the recurrent branch of the vagus nerve (CN X).

39
Q

CN X exits the skull through the

A

jugular foramen

40
Q

) courses anteriorly through the submandibular triangle on its way to innervate the tongue.

A

hypoglossal nerve (CN XII)

41
Q

When doing surgery near the submandibular gland, the surgeon would try to identify this nerve as to not damage it while removing the tumor.

A

Hypoglossal nerve XII

42
Q

maxillary nerve is a branch (V2) of the trigeminal nerve (CN V) that exits the skull via

A

the foramen rotundum and enters the pterygopalatine fossa where it branches into the orbit and other areas of the midface

43
Q

the facial vessels course through the submandibular triangle, the facial nerve

A

does not.

44
Q

The facial nerve exits from the ________________ in the skull and passes through the ____________, at which point it branches into five major branches.

A

stylomastoid foramen

parotid gland

45
Q

the mandibular nerve (V3) is a branch of the trigeminal nerve (CN V) that exits the skull via the

A

foramen ovale to enter the infratemporal fossa and branches extensively.

46
Q

accessory nerve exits the skull base via the _________ and travels deep to the sternocleidomastoid muscle. It is not located near the submandibular gland.

A

jugular foramen

47
Q

A 43-year-old patient sees his doctor because of loss of bitter and sour taste on the back 1/3 of his tongue and trouble swallowing. Identify the cranial nerve most likely to be injured in this patient

A

glossopharyngeal nerve

48
Q

carries special sensory taste fibers from the posterior 1/3 of the tongue. When damaged, taste from the posterior 1/3 of the tongue is lost. Similarly, this nerve also contributes to the pharyngeal plexus, which can lead to impaired swallowing if this nerve is damaged

A

Glossophyarngeal nerve

49
Q

is responsible for innervation of the superior oblique extraocular muscle

A

CN IV, or the trochlear nerve

50
Q

provides motor innervation to most of the extraocular muscles of the eye, in addition to controlling constriction of the pupil and maintaining an open eyelid.

A

Oculomotor nerve III

51
Q

nerve, provides sensory innervation to the lower lip, along the mandible, and the area anterior to the ear, coinciding with this patient’s loss of sensation.

A

CN V, or the trigeminal

52
Q

Responsible for taste sensation for the anterior 2/3 of the tongue.

A

Chorda tympani of Facial nerve

53
Q

damage to the facial nerve would cause

A

facial paralysis and taste impairment on the anterior 2/3 of the tongue

54
Q

Hyperacusis would result from damage to

A

branch of the facial nerve: the nerve to the stapedius.

55
Q

provides secretomotor parasympathetic stimulation to the submandibular and sublingual glands.

A

Chorda tympani