Exam 1 Flashcards

1
Q

Nasal cavity location

A

Space between the nares (nostrils)

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2
Q

Nasal cavity anterior border

A

Nostrils (nares) + vestibule

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3
Q

Posterior border of nasal cavity

A

Choanae + nasopharynx

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4
Q

Nasal cavity inferior border

A

Oral cavity, hard + soft palate

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5
Q

Nasal cavity superior border

A

Cribiform plate of ethmoid bone

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6
Q

What separates the nasal cavity?

A

Vomer and perpendicular plate of ethmoid

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7
Q

Nasal cavity function

A

Warms, moistens + cleanses air. Olfaction

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8
Q

Anterior border of nasopharynx

A

Choanae

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9
Q

Nasal concha

A

3 major projections off the lateral wall of Choanae

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10
Q

What drains into the superior nasal meatus

A

Posterior ethmoid air cells (sinus) + sphenoid sinus

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11
Q

What drains into the middle nasal meatus

A

Frontal sinus, anterior + middle ethmoid air cells (sinus), maxillary sinus

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12
Q

What drains into the inferior nasal meatus

A

Nasolacrimal duct

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13
Q

Inferior 2/3 of mucosa

A

respiratory. Ciliated cells + goblet cells

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14
Q

Superior or posterior 1/3 of mucosa

A

Olfactory. Smell receptors

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15
Q

Posterior-inferior portion of nasal cavity Innervation

A

CN V1

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16
Q

Anterior-superior portion of nasal cavity Innervation

A

CN V1

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17
Q

External nose portion of nasal cavity Innervation

A

CN V1

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18
Q

Alar nasal portion of nasal cavity Innervation

A

CN V2

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19
Q

Arterial supply to nasal cavity

A

Sphenopalatine artery + anterior ethmoidal artery

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20
Q

Oral cavity roof

A

Hard + soft palates

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21
Q

Oral cavity floor

A

Tongue + sublingual mucosa

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22
Q

Oral cavity anterior + lateral border

A

Lips, cheeks, teeth

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23
Q

Oral cavity posterior border

A

Faucial isthmus

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24
Q

Vestibule part of oral cavity

A

Between lips/cheeks + gums

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25
Q

Oral cavity proper

A

Internal to teeth. Occupied by tongue

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26
Q

What makes up the faicial isthmus

A

Palatopharyngeal folds + palatoglossal folds

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27
Q

Tongue function

A

Gustation (taste), mastication (chewing), deglutition (swallowing), + articulation (speech)

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28
Q

Terminal sulcus of tongue

A

Separate the anterior + posterior parts of the tongue

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29
Q

Midline sulcus of tongue

A

Vertical sulcus in anterior tongue

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30
Q

Genioglossus Innervation

A

CN XII

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31
Q

Genioglossus action

A

Protrude + depress tongue. Draws tip back + down. Unilateral contraction

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32
Q

hyoglossus Innervation

A

CN XII

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33
Q

hyoglossus action

A

Retracts + depresses tongue

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34
Q

Styloglossus Innervation

A

CN XII

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35
Q

Styloglossus action

A

Retraction + elevation of tongue. Creates trough when swallowing

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36
Q

Palatoglossus action

A

Raises posterior part of tongue, drawing tongue to soft palate, closes oropharyngeal isthmus

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37
Q

Palatoglossus Innervation

A

CN X and CN XI

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38
Q

What is another name for palatoglossus m?

A

Glossopalatinus

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39
Q

Superior longitudinal m Innervation

A

CN XII

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40
Q

Superior longitudinal m action

A

Curls tongue upward in longitudinal direction. Shortens + thickens tongue

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41
Q

Inferior longitudinal m Innervation

A

CN XII

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42
Q

Inferior longitudinal m action

A

Curls tongue downward in longitudinal direction; shortens + thickens tongue

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43
Q

Verticalis Innervation

A

CN XII

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44
Q

Verticalis action

A

Flattens + broadens tongue

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45
Q

Transversus Innervation

A

CN XII

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46
Q

Transversus action

A

Narrows + elongates tongue

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47
Q

Sensory innervation of anterior 2/3 of tongue

A

CN V3 + CN VII

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48
Q

Sensory innervation of posterior 1/3 tongue

A

CN IX + CN X

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49
Q

Motor innervation of tongue

A

CN XII

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50
Q

Arterial supply of tongue

A

Lingual artery

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51
Q

Venous drainage of tongue

A

Lingual veins

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52
Q

what is the cervical plexus formed by

A

ventral rami of C1-C4

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53
Q

phrenic n function

A

motor to diaphragm

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54
Q

what are the branches off of the ECA

A

superior thyroid artery, ascending pharyngeal artery, lingual artery, facial artery, occipital artery, posterior auricular artery, maxillary artery, + superficial temporal artery

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55
Q

what does superior thyroid artery supply

A

upper pole of thyroid gland + larynx

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56
Q

what does the ascending pharyngeal artery supply

A

pharynx

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57
Q

what does the lingual artery supply

A

tongue

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58
Q

what does the facial artery supply

A

the face

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59
Q

what does the occipital artery supply

A

posterior scalp + SCM

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60
Q

what does posterior auricular artery supply

A

parotid gland, facial nerve, temporal bone structures, auricle, + scalp

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61
Q

what does the maxillary artery supply

A

deep structures of the face

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62
Q

what does the superficial temporal artery supply

A

scalp

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63
Q

what arteries are involved in migraine headaches

A

superficial temporal artery + occipital artery

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64
Q

what are the branches off of the subclavian artery

A

vertebral artery, internal thoracic artery, thyrocervical trunk, costocervical trunk

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65
Q

what does the internal thoracic artery supply

A

anterior chest wall, pecs, breast

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66
Q

what are the thyrocervical trunk divisions

A

inferior thyroid artery, suprascapular artery, transverse cervical artery

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67
Q

what does the inferior thyroid artery supply

A

inferior pole of thyroid gland

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68
Q

what does the suprascapular artery supply

A

supraspinatus, SCM, subclavius m

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69
Q

what does the transverse cervical artery supply

A

trapezius + SCM

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70
Q

carotid sinus

A

sensitive to blood pressure changes

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71
Q

carotid body

A

senses changes in blood carbon dioxide levels

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72
Q

inferior vena cava function

A

returns blood from below heart

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73
Q

superior vena cava function

A

returns blood from above heart

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74
Q

venous angle

A

where internal jugular vein + subclavian vein join to form the brachiocephalic vein

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75
Q

what joins to form the retromandibular vein

A

superficial temporal vein + maxillary vein

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76
Q

what do the superior + middle thyroid veins drain into

A

internal jugular vein

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77
Q

what does the inferior thyroid vein drain into

A

R + L brachiocephalic vein

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78
Q

lymphatic system function

A

allow passage of larger molecules from fluid in bloodstream, produce lymphocytes, collect tissue fluids + proteins

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79
Q

lymph

A

interstitial fluid that makes its way to lymph nodes

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80
Q

lymph nodes

A

pea sized enlargements that produce lymphocytes. filter lymph

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81
Q

what are the superficial cervical nodes

A

submandibular, submental, anterior cervical, pericervical collar

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82
Q

what are the deep cervical nodes

A

superior deep cervical, inferior deep cervical

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83
Q

what drains into the submandibular node

A

nasal cavity, sinuses, tongue, salivary glands, upper/lower lip, gums, cheeks, conjunctiva

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84
Q

what drains into the submental node

A

tongue tip, central lower lip, mouth floor, teeth, cheek

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85
Q

what drains into the anterior cervical node

A

thyroid, larynx, pharyngeal

86
Q

what is the pericervical collar

A

the space from occipital node to submandibular node + everything in between

87
Q

what do the superficial cervical nodes drain into

A

the deep cervical nodes

88
Q

what do the deep cervical nodes drain

A

head, neck, tongue, larynx, cervical parts of the esophagus/trachea, thyroid gland, upper parts of thoracic wall/breast

89
Q

what does the right lymphatic duct drain into

A

right venous angle

90
Q

where does the right lymphatic duct receive lymph from

A

right half of head, neck, thorax, right upper limb

91
Q

what does the thoracic duct drain into

A

left venous angle

92
Q

where does the thoracic duct receive lymph from

A

everywhere else (not right lymphatic duct)

93
Q

cisterna chyli

A

most inferior part of thoracic duct

94
Q

where does cisterna chyli drain lymph from

95
Q

what is it called when the supraclavicular node is enlarged on the LEFT

A

virchow’s node/trossiers sign

96
Q

what does trossier’s sign usually indicate

A

GU, GI, + pulmonary cancers

97
Q

what is the arterial supply to the thyroid gland

A

superior + inferior thyroid arteries

98
Q

what is the venous supply to the thyroid gland

A

superior, middle, + inferior thyroid veins

99
Q

what is the thyroid ima artery

A

a branch from the brachiocephalic trunk or aortic arch in 4-15% of people

100
Q

thyroid gland lymphatic drainage

A

deep cervical nodes

101
Q

thyroid gland innervation

102
Q

what does the thyroid gland produce

A

thyroxine + triiodothyronine

103
Q

how many parathyroid glands are there

104
Q

parathyroid gland function

A

produce parathyroid hormone

105
Q

parathyroid gland arterial supply

A

superior + inferior thyroid arteries

106
Q

parathyroid gland venous supply

A

superior, middle, + inferior thyroid veins

107
Q

parathyroid gland lymphatic drainage

A

deep cervical nodes

108
Q

parathyroid gland innervation

109
Q

what is the rima glottidis

A

space between the vocal folds

110
Q

larynx

A

regulation of air to the lungs + helps with vocalization

111
Q

thyroid cartilage

A

forms an incomplete ring

112
Q

parts of thyroid cartilage

A

2 laminae (flat surfaces), superior horn, inferior horn, + oblique line

113
Q

oblique line of thyroid cartilage

A

attachment for inferior pharyngeal constrictor, sternothyroid, + thyrohyoid

114
Q

epiglottis

A

single piece of cartilage covered in mucosa that prevents food from getting into the larynx

115
Q

cricoid cartilage

A

forms a complete ring (signet ring cartilage)

116
Q

arytenoid cartilage

A

paired/pyramidal shaped. located posteriorly

117
Q

vocal process of arytenoid cartilage

A

attachment for vocal ligament

118
Q

muscular process of arytenoid cartilage

A

attachment for intrinsic muscles of the larynx

119
Q

cricothyroid joint

A

synovial, rotation

120
Q

cricoarytenoid joint

A

synocial, glide

121
Q

infrahyoid muscles

A

omohyoid, sternothyroid, sternohyoid, + thyrohyoid

122
Q

suprahyoid muscles

A

stylohyoid, mylohyoid, digastric, geniohyoid

123
Q

where does the R recurrent laryngeal n make a “u-turn”

A

under the subclavian artery

124
Q

where does the L recurrent laryngeal n make a “u-turn”

A

under the aortic arch

125
Q

what is the recurrent laryngeal n a branch off of

126
Q

extrinsic larynx muscles origin

A

outside the larynx

127
Q

extrinsic larynx muscles

A

omohyoid, sternothyroid, sternohyoid, thyrohyoid, stylohyoid, mylohyoid, digastric, geniohyoid, stylopharyngeus

128
Q

intrinsic larynx muscles origin

A

inside the larynx

129
Q

intrinsic larynx muscles

A

posterior cricoarytenoid, lateral cricoarytenoid, transverse arytenoid, oblique arytenoid, cricothyroid, vocalis, aryepiglottic, thyroepiglottic

130
Q

intrinsic larynx muscles innervation is ____ EXCEPT _____

A

recurrent laryngeal n; cricothyroid m

131
Q

aryepiglottic m action

A

closes laryngeal inlet

132
Q

thyroepiglottic m action

A

opens the laryngeal inlet

133
Q

posterior cricoarytenoid action

A

abducts vocal folds + widens the rima glottidis WITH rotation

134
Q

lateral cricoarytenoid m action

A

closes rima glottidis + adducts vocal folds WITH rotation

135
Q

transverse arytenoid m action

A

closes rima glottidis + adducts vocal folds W/O rotation

136
Q

oblique arytenoid m action

A

closes rima glottis + adducts vocal folds by PULLING cartilage together

137
Q

cricothyroid m action

A

tenses vocal cords + raises pitch

138
Q

cricothyroid m innervation

A

external laryngeal n

139
Q

vocalis + thyroarytenoid action

A

shortens cords

140
Q

what is the vocalis m connected to?

A

the vocal folds

141
Q

what is the thyroarytenoid m connected to

A

vestibular folds

142
Q

vestibular folds

A

superior folds, false vocal cords

143
Q

vocal folds

A

true vocal cords

144
Q

ventricle of the larynx location

A

between the vestibular folds + vocal folds

145
Q

ventricle of the larynx function

A

secrete lubrication for vocal cords

146
Q

what muscles act on the cricothyroid joint

A

cricothyroid m + vocalis m

147
Q

what muscles act on the cricoarytenoid joint

A

posterior cricoarytenoid m + adductors

148
Q

where does internal laryngeal n innervate

A

sensory to mucosa above vocal cords

149
Q

where does exterior laryngeal n innervate

A

motor to cricothyroid m

150
Q

palate

A

separates nasal cavity from oral cavity

151
Q

hard palate

A

maxillae + palatine bones covered by mucosal glands

152
Q

soft palate

A

posterior to hard palate, terminates at the uvula

153
Q

what are the 4 palate muscles

A

levator veli palatini, tensor veli palatini, musculus uvulae, palatoglossus

154
Q

levator veli palatini action

A

raises soft palate + opens auditory tube

155
Q

levator veli palatini innervation

A

pharyngeal branch of CN X

156
Q

tensor veli palatini action

A

tenses soft palate, open auditory tube

157
Q

tensor veli palatini innervation

A

CN V3 (mandibular branch)

158
Q

musculus uvulae action

A

raises uvula

159
Q

palatoglossus action

A

raises posterior part of tongue (brings tongue to soft palate)

160
Q

palatoglossus innervation

A

pharyngeal branch of CN X

161
Q

what is another name for the palatoglossus m

A

glossopalatinus

162
Q

pharynx

A

muscular tube behind nose, mouth, + larynx

163
Q

nasopharynx

A

superior division of pharynx

164
Q

nasopharynx function

A

communicate with the nasal cavity through posterior nasal aperture

165
Q

oropharynx

A

middle division of pharynx

166
Q

oropharynx function

A

communicates with the oral cavity through the oropharyngeal isthmus

167
Q

laryngopharynx

A

inferior division of pharynx

168
Q

laryngopharynx function

A

communicates with the larynx through the laryngeal isthmus

169
Q

nasopharynx superior border

A

sphenoid + occipital bone

170
Q

nasopharynx inferior border

A

soft palate

171
Q

nasopharynx anterior border

A

nasal choanae

172
Q

nasopharynx posterior border

A

posterior wall of the pharynx

173
Q

oropharynx superior border

A

soft palate

174
Q

oropharynx inferior border

A

posterior 1/3 of tongue + epiglottis

175
Q

oropharynx anterior border

A

faucial isthmus

176
Q

oropharynx posterior border

A

posterior wall of pharynx

177
Q

what makes up the faucial isthmus

A

palatopharyngeal fold + palatoglossal fold

178
Q

laryngopharynx superior border

A

epiglottis

179
Q

laryngopharynx inferior border

A

inferior border of cricoid cartilage

180
Q

laryngopharynx anterior border

A

posterior surface of larynx

181
Q

laryngopharynx posterior border

A

posterior wall of pharynx

182
Q

circular (constrictor) muscles action

A

constrict the wall of the pharynx while swallowing to push a bolus of food down toward the esophagus

183
Q

circular (constrictor) muscles innervation

A

pharyngeal branch of CN X

184
Q

what are the 3 circular (constrictor) muscles

A

superior pharyngeal constrictor m, middle pharyngeal constrictor m, + inferior pharyngeal constrictor m

185
Q

what are the 2 parts of the inferior pharyngeal constrictor m

A

thyropharyngeus + cricopharyngeus

186
Q

what are the 3 longitudinal muscles

A

stylopharyngeus, salpingopharyngeus, palatopharyngeus

187
Q

longitudinal muscles action

A

elevate larynx + pharynx when swallowing + speaking

188
Q

salpingopharyngeus m innervation

A

pharyngeal branch of CN X

189
Q

palatopharyngeus m innervation

A

pharyngeal branch of CN X

190
Q

stylopharyngeus m innervation

191
Q

Buccal stage of deglutition

A

Voluntary, mastication

192
Q

Pharyngeal stage of deglutition

A

Involuntary, 3 phases

193
Q

Phase 1 of pharyngeal stage of deglutition

A

Palatoglossus + palatopharyngeus squeeze bolus back into oropharynx. Elevator + tensor veil palatini + uvula elevate soft palate

194
Q

Phase 2 of pharyngeal stage of deglutition

A

Stylopharyngeus, palatopharyngeus, + salpingopharyngeus elevate pharynx walls. Suprahyoids elevate hyoid bone + larynx

195
Q

Phase 3 of pharyngeal stage of deglutition

A

Superior, middle, + inferior constrictors contract to move food

196
Q

Esophageal stage of deglutition

A

Involuntary, pushes food into stomach

197
Q

Extrinsic muscles of the tongue (4)

A

Genioglossus, hyoglossus, styloglossus, palatoglossus

198
Q

Intrinsic muscles of the tongue (4)

A

Superior longitudinal, inferior longitudinal, verticalis, transversus

199
Q

What does the superficial layer of deep cervical layer invest

A

SCM and trapezius

200
Q

what does the superficial cervical fascia invest

A

platysma muscle

201
Q

what does the superficial layer of the muscular layer of the pretracheal layer of the cervical fascia invest

A

sternohyoid m + omohyoid m

202
Q

what does the deep layer of the muscular layer of the pretracheal layer of the cervical fascia invest

A

sternothyroid m + thyrohyoid m

203
Q

what does the visceral layer of the pretracheal layer of the deep cervical fascia invest

A

thyroid gland, larynx, pharynx, trachea, esophagus

204
Q

what does the buccopharyngeal fascia layer invest

A

buccinator + dorsal esophagus

205
Q

what layers contribute to the carotid sheath

A

superficial layer, pretracheal, + prevertebral layers

206
Q

what is the superficial layer of the deep cervical fascia also called? (the ____ layer)

A

the investing layer

207
Q

what does the prevertevral fascia invest

A

vertebral column

208
Q

what does the anterior part of the prevertebral fascia invest

A

prevertebral muscles

209
Q

what does the posterior part of the prevertebral fascia invest

A

deep cervical muscles

210
Q

contents of the carotid sheath

A

ICA, common carotid artery, jugular veins, vagus n

211
Q

what layers make up the true retropharyngeal space

A

between the buccopharyngeal fascia + alar portion of the prevertebral layer of the deep cervical fascia

212
Q

what layers make up the danger retropharyngeal space

A

between the alar + posterior portions of the prevertebral layer of the deep cervical fascia