Practice Questions II

Question 1

Distal sites of innervation for dorsal ramus C2 (at its origin)?

Answer 1

One or more muscles attaching to a cervical transverse process

Question 2

Distal sites of innervation for ventral ramus C2 (immediately distal to gray ramus)?

Answer 2

One or more of the muscles attaching to the hyoid bone
One of more of the muscles attaching to a cervical transverse process
All or a portion of the skin of the external ear

Question 3

Distal sites of innervation for dorsal ramus C8 (at its origin)?

Answer 3

One or more muscles attaching to a cervical transverse process

Question 4

Distal sites of innervation for ventral ramus C8 (immediately distal to the gray ramus)?

Answer 4

One or more muscles attaching to a cervical transverse process

Question 5

Distal sites of innervation for dorsal root T1

Answer 5

One or more muscles attaching to a cervical transverse process

Question 6

Distal sites of innervation for ventral root T1

Answer 6

One or more muscles attaching to a cervical transverse process
Superior cervical ganglion

Question 7

Distal sites of innervation for dorsal ramus T1 (at its origin)?

Answer 7

One or more muscles attaching to a cervical transverse process

Question 8

Distal sites of innervation for ventral ramus T1 (immediately distal to the gray ramus)?

Answer 8

One or more muscles attaching to a cervical transverse process

Question 9

Distal sites of innervation for greater occipital nerve (at its origin)?

Answer 9

One or more muscles attaching to a cervical transverse process

Question 10

Distal sites of innervation for great auricular nerve (at its origin)?

Answer 10

All or a portion of the skin of the external ear

Question 11

Distal sites of innervation for ansa cervicalis?

Answer 11

One or more muscles attaching to the hyoid bone

Question 12

Distal sites of innervation for oculomotor nerve (at its origin from the brainstem)?

Answer 12

Ciliary ganglion

One or more of the extraocular muscles

Question 13

Distal sites of innervation for trochlear nerve (at its origin from the brainstem)?

Answer 13

One or more of the extraocular muscles

Question 14

Distal sites of innervation for trochlear nerve (at it enters for orbit from the SOF)?

Answer 14

One or more of the extraocular muscles

Question 15

Distal sites of innervation for trigeminal nerve (at its origin from the brainstem)?

Answer 15

All or a portion of the skin of the forehead (superior to orbit), nose, check, upper lip, lower lip, chin, external ear, cornea
All or a portion of the mucosa of the nasal cavity, oral cavity, pharynx
One or more of upper teeth, lower teeth
One or more of the muscles of facial expression, extraocular, mastication, middle ear, palate, tongue, attaching to hyoid bone

Question 16

Distal sites of innervation for ophthalmic nerve (as it enters SOF)?

Answer 16

All or a portion of the skin of the forehead (superior to orbit), nose, cornea
All or a potion of the mucosa of the nasal cavity
One or more of the muscles of facial expression, extraocular

Question 17

Distal sites of innervation for ophthalmic, frontal nerve (at its origin)?

Answer 17

All or a portion of the skin of the forehead (superior to orbit)
One or more of the extraocular muscles

Question 18

Distal sites of innervation for ophthalmic, lacrimal nerve (at its origin)?

Answer 18

All or a portion of the skin of the forehead (superior to orbit)
One or more of the extraocular muscles

Question 19

Distal sites of innervation for ophthalmic, nasociliary nerve (at its origin)?

Answer 19

All or a portion of the skin overlying the nose, cornea
All or a portion of the mucosa of the nasal cavity
One or more of the extraocular muscles

Question 20

Distal sites of innervation for maxillary nerve (in foramen rotundum)?

Answer 20

All or a portion of the skin overlying the nose, cheek, upper lip
All or a portion of the mucosa of the nasal cavity, oral cavity, pharynx
One or more of upper teeth
One or more of the muscles of the facial expression

Question 21

Distal sites of innervation for maxillary nerve, greater palatine nerve (at its origin)?

Answer 21

All or a portion of the mucosa of the nasal cavity, oral cavity

Question 22

Distal sites of innervation for maxillary, zygomatic nerve (as it enters the orbit)?

Answer 22

All or a portion of the skin of the cheek

One or more of the muscles of facial expression

Question 23

Distal sites of innervation for maxillary, infraorbital nerve (as it enters the infraorbital groove)?

Answer 23

All or a portion of the skin overlying the nose, cheek, upper lip
All or a portion of the mucosa of the oral cavity
One or more of the upper teeth
One or more of the muscles of facial expression

Question 24

Distal sites of innervation for mandibular nerve (in foramen ovale)?

Answer 24

All or a portion of the skin overlying the cheek, lower lip, chin, external ear
All or a portion of the mucosa of the oral cavity
One or more of the upper teeth
One or more of the muscles of facial expression, mastication, middle ear, palate, tongue, attaching to the hyoid bone

Question 25

Distal sites of innervation for mandibular, nerve to the medial pterygoid (at its origin)?

Answer 25

One or more of the muscles of mastication, middle ear, palate

Question 26

Distal sites of innervation for mandibular, auriculotemporal nerve (at its origin)?

Answer 26

All or a portion of the skin of the external ear

Question 27

Distal sites of innervation for mandibular, lingual nerve (at its origin)?

Answer 27

All or a portion of the mucosa of the oral cavity | One or more of the muscles of the tongue, attaching to the hyoid bone

Question 28

Distal sites of innervation for mandibular, inferior alveolar nerve (at its origin)?

Answer 28

All or a portion of the skin of the lower lip, chin All or a portion of the mucosa of the oral cavity One or more of the lower teeth One or more of the muscles of facial expression, attaching to the hyoid bone

Question 29

Distal sites of innervation for abducens nerve (at its origin from the brainstem)?

Answer 29

One or more of the extraocular muscles

Question 30

Distal sites of innervation for facial nerve (at its origin from the brainstem)?

Answer 30

Submandibular ganglion Pterygopalatine ganglion All or a portion of the skin of the external ear All or a portion of the mucosa of the nasal cavity, oral cavity, pharynx One or more of the muscles of facial expression, middle ear, attaching to the hyoid bone

Question 31

Distal sites of innervation for facial nerve, chord tympani nerve (at its origin)?

Answer 31

All or a portion of the mucosa of the oral cavity | Submandibular ganglion

Question 32

Distal sites of innervation for facial nerve, greater petrosal nerve (at its origin)?

Answer 32

Pterygopalatine ganglion | All or a portion of the mucosa of the nasal cavity, oral cavity, pharynx

Question 33

Distal sites of innervation for facial nerve, buccal branch (at its origin)?

Answer 33

One or more of the muscles of facial expression

Question 34

Distal sites of innervation for glossopharyngeal nerve (at its origin from the brainstem)?

Answer 34

Otic ganglion All or a portion of the skin of the external ear All or a portion of the mucosa of the oral cavity, pharynx, middle ear One or more of the muscles of the middle ear, pharynx

Question 35

Distal sites of innervation for glossopharyngeal, tympanic nerve (at its origin)?

Answer 35

Otic ganglion All or a portion of the mucosa of the middle ear One or more of the muscles of the middle ear

Question 36

Distal sites of innervation for glossopharyngeal, lingual nerve (at its origin)?

Answer 36

All or a portion of the mucosa of the oral cavity, pharynx

Question 37

Distal sites of innervation for vagus nerve (at its origin from the brainstem)?

Answer 37

All or a portion of the skin of the external ear All or a portion of the mucosa of the pharynx, larynx One or more of the muscles of the palate, pharynx, larynx, attaching to the hyoid bone

Question 38

Distal sites of innervation for vagus, internal laryngeal nerve (at its origin)

Answer 38

All or a portion of the mucosa of the pharynx, larynx

Question 39

Distal sites of innervation for vagus, left nerve (at the level of the first rib)?

Answer 39

All or a portion of the mucosa of the pharynx, larynx | One or more of the muscles of the larynx, pharynx

Question 40

Distal sites of innervation for vagus, left recurrent laryngeal nerve (at its origin)?

Answer 40

All or a portion of the mucosa of the pharynx, larynx | One or more of the muscles of the larynx, pharynx

Question 41

Distal sites of innervation for hypoglossal nerve (at its origin from the brainstem)?

Answer 41

One or more of the muscles of the tongue, attaching to the hyoid bone