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Sp16 Anatomy Exam 2 > Gross 21 Anterior Cervical triangle > Flashcards

Gross 21 Anterior Cervical triangle Flashcards

(62 cards)

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1
Q

Anterior Cervical triangle boundaries

A

Anterior: median line of neck
Posterior: SCM
Superior: inferior border of mandible

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2
Q

Platysma is innervated by

A

Facial nerve

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3
Q

Veins of anterior triangle (5)

A 
Facial
Retromandibular
Anterior jugular
Communicating
Internal Jugular
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4
Q

Facial vein drains to

A

IJV

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5
Q

Retromandibular joins with and drains to
Posterior branch
Anterior branch

A

Posterior: Posterior auricular to EJV
Anterior: Facial to IJV

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6
Q

Anterior Jugular drains to

A

EJV

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7
Q

Communicating branch connects and drains to

A

Facial to AJV

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8
Q

Internal jugular vein drains

A

brain
Anterior face
cervical viscera

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9
Q

Transverse Cervical nerve
Vertebral level
Supplies

A

C2-C3

Supplies skin of anterior cervical triangle

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10
Q

Right common carotid begins at

Left common carotid begins at

A

bifurcation of brachiocephalic trunk

Aortic arch

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11
Q

External carotid supplies

A

external head and neck

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12
Q

Internal carotid supplies

A

Anterior brain

Middle brain

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13
Q

Vertebral artery supplies

A

Posterior brain

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14
Q

Thyrocervical trunk supplies

A

lower neck

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15
Q

Subdivisions of anterior triangle (4)

A

Carotid
Submandibular
Submental
Muscular

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16
Q

Muscles of anterior trangle

A 
Suprahyoid:
 Digastric
 Mylohyoid
 Stylohyoid
 Geniohyoid
Infrahyoid:
 Sternohyoid
 Sternothyroid
 Thyrohyoid
 Omohyoid
SCM
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17
Q

Submandibular triangle borders

A

Superior: Inferior border of mandible
Ant/inf: Anterior belly digastric
Post/inf: posterior belly digastric

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18
Q

Submandibular Triangle contents (5 main points))
Structures
Vasculature
Nerves

A 
Submandibular salivary glands and lymph nodes
Facial artery, vein
CNXII
CNVII mandibular branch
CNV3 mylohyoid branch
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19
Q

Submental triangle borders

A

Left lateral: L anterior belly digastric
Right lateral: R anterior belly digastric
Inferior: Hyoid bone

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20
Q

Submentla triangle contents (3)

A

Mylohyoid m
Submental lymph nodes
small vessels

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21
Q

Muscular triangle borders

A

Anterior: median line of neck
Post/sup: Superior belly omohyoid
Post/inf: SCM

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22
Q

Muscular triangle contents (4 main)

A

Sternohyoid
Sternothyroid
Thyrohyoid
Visceral structures of neck

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23
Q

Carotid triangle borders

A

Ant/supr: Posterior belly digastric
Ant/infr: Superior belly omohyoid
Posterior: SCM

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24
Q

Carotid triangle nerves

A 
Laryngeal (CNX branches)
CNX
CNXI
CNXII
Ansa cervicalis (C1-3)
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25
Carotid triangle arteries
Common, internal, external carotid | 6 branches of external carotid (3 ant, 3 post)
26
Anterior branches of external carotid
Facial Lingual Superior thyroid
27
Posterior branches of external carotid
Posterior auricular Occipital Ascending pharyngeal
28
Superior Thyroid a gives off ____ to pierce thyrohyoid membrane
Superior Laryngeal artery (travels with internal laryngeal n)
29
Superior Thyroid a relation to greater horn of hyoid
Inferior
30
Lingual artery Location Supplies
Posterior to greater horn of hyoid | Supplies inferior surface of tongue
31
Facial artery | Ascends over ________ to supply ______
Ascends over inferior border of mandible to supply face
32
Ascending Pharyngeal artery | Supplies
Pharynx and tonsils
33
Occipital artery | Location
Under posterior belly digastric
34
Occipital artery | Supplies
Neck and scalp | SCM (via muscular branch)
35
Posterior auricular artery | Location
Superior to posterior belly digastric
36
Posterior auricular artery | Supplies
Scalp behind the ear
37
Cervical viscera
``` Thyroid Parathyroid Larynx Trachea Pharnxy Esophagus ```
38
Superior thyroid artery | From ____ to ______
ECA to Superior thyroid gland
39
Inferior Thyroid artery | From ____ to ____
Thyrocervical trunk to inferior gland
40
Thyroid ima artery | From ____ to ____
From aorta to brachiocephalic trunk (inferior gland 10% of the time)
41
Superior Thyroid vein | Drains to
IJV
42
Middle Thyroid Vein | Drains to
IJV
43
Inferior Thyroid Vein | Drains to
Brachiocephalic
44
How many parathyroid glands?
4 glands
45
Right recurrent laryngeal nerve vs left recurrent laryngeal nerve
Right: loops under subclavian Left: loops under aortic arch
46
Damage to Recurrent laryngeal nerve results in
paralysis of most laryngeal muscles
47
Damage to external laryngeal nerve results in
paralysis of cricothyroid and Inferior pharyngeal constrictor muscles
48
Tracheotomy vs Tracheostomy
Otomy: temporary Ostomy: permanent...more things removed
49
Superior cervical ganglion location
anterior to longus capitus
50
Middle cervical ganglion location
posterior to thyroid gland
51
Cervicothoracic ganglion location
inside thoracid inlet
52
Controls all parasympathetic innervation to neck
Vagus nerve
53
Thoracic duct drains lymph from
``` L upper limb Head Neck Thorax Abdomen *** Lower limbs**** ```
54
Thoracic Duct enters ______ between L _____ and L ______
Thoracic duct enters venous angle between L subclavian vein and L IJV
55
Right lymphatic duct drains lymph from
R Upperlimb Head Neck thorax
56
Right lymphatic duct enters _____ between _____ and _____
Right lymphatic duct enters venous angle between R subclavian vein and R IJV
57
Three neck branches of thyrocervical trunk
Inferior thyroid artery Transverse cervical artery Suprascapular artery
58
Cervical and suprascapular cross over ____ nerve
Phrenic nerve
59
Vertebral vein drains into
Brachiocephalic vein
60
Vertebral Artery and vein travel in
Transverse processes of C1-C6
61
SCM triangle boundaries
Medial: sternal head of SCM Lateral: clavicular head of SCM Inferior: Clavicle
62
Contents of SCM triangle
IJV

Sp16 Anatomy Exam 2 (13 decks)

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