Wsu Som Anatomy Unit Ii

Front 1

Layers of scalp?

Back 1

SCALP (skin, CT, aponeurosis, LCT, pericranium)

Front 2

Layer of scalp with blood vessels/nerves?

Back 2

Connective tissue

Front 3

Sensory innervation of forehead/anterior scalp?

Back 3

V1 (opthalmic)

Front 4

Lymph drainage of scalp?

Back 4

Deep cervical nodes

Front 5

Artery deep to the pterion?

Back 5

Middle meningeal artery

Front 6

Intersection of coronal suture and sagittal suture?

Back 6

Bregma/anterior fontanelle

Front 7

Does anything pass through the foramen lacerum?

Back 7

no, covered by membrane

Front 8

Contains V3 (mandibular) and lesser petrosal n.?

Back 8

Foramen ovale

Front 9

Contains V2 (maxillary)?

Back 9

Foramen rotundum

Front 10

Contained in internal acoustic meatus?

Back 10

CN VII, VIII

Front 11

Contained in jugular foramen?

Back 11

CN IX, X, XI

Front 12

Contained in superior orbital fissure?

Back 12

CN III, IV, V1, VI; opthalmic vein

Front 13

Location of carotid canal?

Back 13

Petrous portion of temporal bone

Front 14

Components of anterior cranial fossa?

Back 14

Frontal, ethmoid, and sphenoid bones

Front 15

Components of middle cranial fossa?

Back 15

Sphenoid, temporal, and parietal bones

Front 16

Components of posterior cranial fossa?

Back 16

Temporal, occipital, sphenoid, and parietal bones

Front 17

Dura separating left/right hemispheres?

Back 17

Falx cerebri

Front 18

Separates cerebellum from occipital lobe?

Back 18

Tentorium cerebelli

Front 19

Separates right/left cerebellar hemispheres?

Back 19

Falx cerebelli

Front 20

Artery supplying dura and passing through foramen spinosum?

Back 20

Pterion

Front 21

Innervation of falx cerebri and tentorium cerebelli?

Back 21

V1 (opthalmic)

Front 22

Dural layer not entering grooves of brain?

Back 22

Arachnoid mater

Front 23

Dural layer entering entering all grooves/fissures?

Back 23

Pia mater

Front 24

Responsible for CSF formation?

Back 24

Ventricles

Front 25

Common site of stenosis for cerebral arteries?

Back 25

Carotid sinus

Front 26

Where does the great cerebral vein of Galen drain?

Back 26

Straight sinus

Front 27

Where do dural sinuses ultimately drain?

Back 27

Internal Jugular Vein (IJV)

Front 28

What drains into the confluence of sinuses?

Back 28

Superior sagittal, straight, and occipital sinuses

Front 29

Collection of nerve cell bodies outside of the CNS?

Back 29

Ganglion

Front 30

Responsible for taste on anterior 2/3 of tongue?

Back 30

CN VII (Facial)

Front 31

Responsible for taste on posterior 1/3 of tongue?

Back 31

CN IX (Glossopharyngeal)

Front 32

Supplies all muscles of the tongue except palatoglossus?

Back 32

CN XII (Hypoglossal)

Front 33

Carries PS to lacrimal, nasal, and palatine glands?

Back 33

Greater petrosal n.

Front 34

Branch of CN VII carrying taste fibers to anterior 2/3 of tongue?

Back 34

Chorda tympani

Front 35

Supplies stylopharyngeus m.?

Back 35

CN IX (Glossopharyngeal)

Front 36

Innervates the SCM?

Back 36

CN XI (Spinal accessory)

Front 37

Possible complication of pulling on a child's head during birth?

Back 37

Torticollis

Front 38

Contents of carotid sheath?

Back 38

Internal carotid arteries, internal jugular vein, and vagus nerve

Front 39

Contents of posterior triangle?

Back 39

Brachial plexus roots, CN XI, cervical plexus, external jugular vein, third part of subclavian artery

Front 40

Receive head/neck lymph drainage?

Back 40

Deep cervical nodes

Front 41

Runs with superior thyroid artery?

Back 41

External laryngeal n.

Front 42

Runs with inferior thyroid artery?

Back 42

Recurrent laryngeal n.

Front 43

Only thyroid vein not draining into the IJV and instead into the left brachiocephalic vein?

Back 43

Inferior thyroid vein

Front 44

Unilateral damage to recurrent laryngeal nerve may cause?

Back 44

Hoarseness

Front 45

Possible cause of monotonous voice?

Back 45

External laryngeal nerve unilateral damage

Front 46

Supplies all intrinsic laryngeal muscles EXCEPT cricothryoid?

Back 46

Recurrent laryngeal n.

Front 47

Location of bifurcation of common carotid?

Back 47

Upper border of thyroid cartilage

Front 48

Innervates the carotid sinus and carotid body?

Back 48

CN IX (Glossopharyngeal)

Front 49

Nerve branch receiving taste fibers from chorda tympani?

Back 49

Lingual nerve (branch of V3)

Front 50

May be damaged by fracture of ramus of mandible, and what symptoms may occur?

Back 50

Inferior alveolar nerve

Front 51

Nerve vulnerable to injury in children due to the incomplete formation of the mastoid at birth?

Back 51

Facial nerve

Front 52

Nerve plexus supplying all facial muscles?

Back 52

Parotid plexus

Front 53

Possible cause of facial paralysis?

Back 53

Bells palsy due to otitis media (middle ear infection) or tumor

Front 54

Venous plexus connected to cavernous sinus via emissary veins?

Back 54

Pterygoid venous plexus

Front 55

Terminal part of maxillary artery supplying the nasal cavity?

Back 55

Sphenopalatine a.

Front 56

Drainage of superior meatus?

Back 56

Posterior ethmoid sinus

Front 57

Drainage of middle meatus?

Back 57

Frontal, anterior ethmoid, middle ethmoid, maxillary sinuses

Front 58

Innervates anterior nasal cavity?

Back 58

Anterior ethmoid n. (branch of V1)

Front 59

Largest nerve branch supplying medial and lateral walls of posterior nasal cavity?

Back 59

Nasopalatine n. (V2)

Front 60

Sensory innervation to soft palate?

Back 60

Lesser palatine nerves (V2)

Front 61

Veins at posterior border of hypglossus m. ultimately draining into the IJV?

Back 61

Deep lingual veins

Front 62

Supplies general sensory information to anterior 2/3 of tongue?

Back 62

Lingual n. (V3)

Front 63

Supplies general sensory information to posterior 1/3 of tongue?

Back 63

CN IX

Front 64

Innervates all extrinsic muscles of the tongue EXCEPT palatoglossus?

Back 64

CN XII

Front 65

Innervates palatoglossus?

Back 65

CN X

Front 66

Patient extends tongue, but instead of straight it points to the patient's right. What nerve is paralyzed?

Back 66

Right CN XII

Front 67

Innervation of nasopharynx?

Back 67

V2

Front 68

Innervation of oropharynx?

Back 68

CN IX

Front 69

Innervation of laryngopharynx?

Back 69

CN X

Front 70

Contains pharyngeal plexus of CN IX, X?

Back 70

Buccopharyngeal fascia

Front 71

Motor innervation to external muscles of pharynx?

Back 71

CN X

Front 72

Motor innervation to internal muscles of pharynx EXCEPT stylopharyngeus?

Back 72

CN X

Front 73

Motor innervation to stylopharyngeus, the only pharyngeal muscle not innervated by CN X?

Back 73

CN IX

Front 74

Located on each side of auditus (inlet of larynx) and often becomes lodged with food or objects in children?

Back 74

Piriform recess

Front 75

Passes through optic canal?

Back 75

CN II, opthalmic a.

Front 76

Facial muscle innervated by CN III (oculomotor)?

Back 76

Levator palpebrae superioris

Front 77

Ocular muscle not invested by the fascial sheath (covers optic nerve and all extrinsic ocular muscles)?

Back 77

Levator palpebrae superioris

Front 78

Innervates superior oblique?

Back 78

CN IV (trochlear)

Front 79

Innervates lateral rectus p?

Back 79

CN VI (abducent)

Front 80

Pass superior to common tendinous ring?

Back 80

Trochlear n., Frontal n. (V1), Lacrimal n. (V1)

Front 81

Sensory innervation to auricle?

Back 81

C2, C3, V3

Front 82

Sensory innervation to external acoustic meatus?

Back 82

V3, CN VII, CN X

Front 83

Innervates tensor tympani?

Back 83

V3 (mandibular)

Front 84

Innervates stapedius?

Back 84

CN VII

Front 85

Result of paralysis of either tensor tympani or stapedius?

Back 85

Hyperacusia

Front 86

Control of pupillary constrictor m.?

Back 86

PS (miosis)

Front 87

Control of pupillary dilator m.?

Back 87

SS (myadrisis)

Front 88

Control of ciliary body and its function?

Back 88

PS, accomodation

Front 89

Location of PS preganglionic cell body innervating iris/ciliary body?

Back 89

Edinger-Westphal nucleus

Front 90

Location of PS postganglionic cell body innervating iris/ciliary body?

Back 90

Ciliary ganglion

Front 91

Function of PS innervating eye?

Back 91

Miosis (contraction), accommodation

Front 92

Location of SS preganglionic cell body innervating iris?

Back 92

Intermediolateral cell column (T1-T2)

Front 93

Location of SS postganglionic cell body innervating iris?

Back 93

Superior Cervical Ganglion (SCG)

Front 94

Function of SS innervating eye?

Back 94

Myadrisis (contraction)

Front 95

Problem with lesion to SS fibers innervating the eye?

Back 95

Partial ptosis (due to tarsal mm. innervation)

Front 96

Carries PS fibers to iris/ciliary body?

Back 96

CN III (oculomotor)

Front 97

Symptoms of unilateral lesion of CN III?

Back 97

Ipsilateral myadrisis, loss of direct light reflex, loss of ipsilateral accommodation reflex

Front 98

Symptoms of Horner's syndrome (destruction of central SS)?

Back 98

Miosis, partial ptosis, dry and flushed skin

Front 99

Control of tears, mucus secretion?

Back 99

PS

Front 100

Location of PS preganglionic cell body innervating glands (lacrimal/nasal/oral)?

Back 100

Superior salivatory nucleus

Front 101

Location of PS postganglionic cell body innervating glands (lacrimal/nasal/oral)?

Back 101

Pterygopalatine ganglion (PG)

Front 102

Location of PS preganglionic cell body innervating glands (submandibular, sublingual)?

Back 102

Superior salivatory nucleus

Front 103

Location of PS postganglionic cell body innervating glands (submandibular, sublingual)?

Back 103

Submandibular Ganglion

Front 104

Location of PS preganglionic cell body innervating parotid gland?

Back 104

Inferior salivatory nucleus

Front 105

Location of PS postganglionic cell body innervating parotid gland?

Back 105

Otic gland

Front 106

PS fibers innervating lacrimal/nasal/oral/salivary glands travel with what nerves?

Back 106

CN VII, greater petrosal

Front 107

PS fibers innervating submandibular/sublingual glands travel with what nerves?

Back 107

CN VII, chorda tympani, then lingual n. (V3)

Front 108

PS fibers innervating parotid gland travel with what nerve?

Back 108

Tympanic branch CN IX, lesser petrosal

Front 109

Function of SS on all head/neck salivary glands?

Back 109

Decreased secretion and blood flow

Front 110

Result of ipsilateral CN VII lesion?

Back 110

Ipsilateral dry eye and decreased salivary secretion

Front 111

Result of penetrating wound to parotid gland, resulting in diversion of PS fibers?

Back 111

Frey's syndrome

Front 112

Effect of increased CO2 concentration on brain autoregulation?

Back 112

Vasodilation, increased blood flow

Front 113

Powerful brain vasodilator in endothelial wall ensuring adequate vasodilation?

Back 113

Nitric Oxide (NO)

Front 114

Location of PS preganglionics innervating blood vessels/glands in larynx?

Back 114

Dorsal Motor Nucleus of X

Front 115

PS fibers innervating blood vessels/glands travel with what nerve?

Back 115

Laryngeal branch of X

Front 116

Afferent limb of corneal reflex?

Back 116

V1

Front 117

Efferent limb of corneal reflex (closes eye)?

Back 117

CN VII (orbicularis oculi)

Front 118

Afferent limb of carotid sinus reflex?

Back 118

CN IX, X

Front 119

Efferent limb of carotid sinus reflex?

Back 119

CNS centers

Front 120

Afferent limb of gag reflex?

Back 120

CN IX (glossopharyngeal)

Front 121

Efferent limb of gag reflex?

Back 121

CN X (vagus)

Front 122

Ipsilateral lesion of olfactory nerve?

Back 122

Ipsilateral loss of smell

Front 123

Optic nerve lesion?

Back 123

Ipsilateral blindness, loss of ipsilateral direct light reflex

Front 124

Result of oculomotor (CN III) lesion?

Back 124

Eye depressed, abducted; lose accommodation; fixed, dilated pupil

Front 125

Lesion of trochlear (CN IV)?

Back 125

Lose superior oblique; cannot look down and out

Front 126

Lesion of trigeminal?

Back 126

Loss of general sensation of face

Front 127

Lesion of lingual n. distal to chorda tympani?

Back 127

Lose ipsilateral anterior 2/3 taste

Front 128

Lesion lingual n. proximal to chorda tympani?

Back 128

ONLY general sensory losses to face

Front 129

Lesion CN VI (abducens)?

Back 129

Lose lateral rectus, eye adducted

Front 130

Likely cause of sudden onset, temporary paralysis of facial muscles?

Back 130

Bells palsy

Front 131

Lesion CN VIII (vestibulocochlear)?

Back 131

Hearing loss

Front 132

Symptoms of vagus nerve lesion?

Back 132

Hoarseness, weak voice, difficulty swallowing

Front 133

Symptom of CN XI (accessory) nerve lesion?

Back 133

Inability to shrug shoulders

Front 134

Result of lesion of CN XII (hypoglossal)?

Back 134

Deviation of tongue to ipsilateral side