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Anterior neck Flashcards

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1
Q

what is the function of the sternocleidomastoid

A

helps you bend your neck and turn and tilt your head.

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2
Q

what borders the submandibular triangle

A

anterior and posterior digastric and the mandible

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3
Q

what does the submandibular triangle house

A

the supramandibular salivary gland, submandibular lymph nodes, facial artery/vein, mylohyoid muscle and hypoglossal nerve

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4
Q

what borders the submental triangle

A

the mandible, anterior belly of digastric muscle, hyoid bone and mylohyoid muscle

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5
Q

what does the submental triangle house

A

submental lymph nodes and anterior jugular vein

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6
Q

what borders the carotid triangle

A

posterior belly of digastric muscle, superior belly of omohyoid muscle and the SCM

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7
Q

what does the carotid triangle house

A

interior jugular vein, carotid artery & vagus nerve, all within carotid sheath, deep cervical lymph nodes, hypoglossal nerve, ansa cervicalis

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8
Q

what borders the muscular triangle

A

omohyoid, sternohyoid and SCM

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9
Q

what does the muscular triangle house

A

thyroid and parathyroid gland

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10
Q

what does the sternocleidomastoid connect to

A

manubrium of sternum to occiput
and clavicle to mastoid process

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11
Q

what is the platysma

A

superficial muscle arising from the fascia covering the upper parts of pectoralis major and deltoid

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12
Q

what is the function of the platysma

A

facilitates facial expression - pulldown of mandible and opening of lower lip

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13
Q

what is the trapezius

A

superficial muscle extending from the cervical to thoracic region of posterior neck

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14
Q

what is the function of the rectus capitus anterior

A

pull occipital down for neck flexion

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15
Q

what is the rectus capitis anterior attached to

A

Arises from anterior surface of the lateral mass of atlas (C1) and the roots of its transverse process.
Ascends to the inferior surface of the basilar parts of the occipital bone

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16
Q

what innervates the rectus capitis anterior

A

C1/C2 ventral rami

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17
Q

what is the ventral rami

A

carries sensory and motor fibers for the innervation of the muscles, joints, and skin of the lateral and ventral body walls and the extremities

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18
Q

what is the function rectus capitis lateralis

A

contraction allows lateral flexion to same side

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19
Q

what innevates the rectus capitis lateralis

A

C1/C2 ventral rami

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20
Q

what is the rectus capitis lateralis attached to

A

Arises from upper surface of transverse process of atlas inferior surface of jugular process of occipital bone.

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21
Q

what is the function of the longus colli

A

flexes neck foward and laterally and the obliques allow rotation to opposite side

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22
Q

what are the three sections of the longus capitis

A

superior and inferior obliques and vertical intermediate

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23
Q

what innervates the longus colli

A

C2-C6 ventral rami

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24
Q

what is the longus colli attached to

A

anterior surface of vertebral column between C1 and T3

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25
what are the four vertebral muscles of the anterior neck
rectus capitis anetrior, rectus capitis lateralis, longus colli and longus capitis
26
what innervates the longus capitis
C1-C3 ventral rami
27
what is the function of the longus capitis
flexes the head
28
what is the longus capitis attched to
arises from anterior tubercles of transverse processes of C3/4/5/6 and ascends into the inferior basilar part of occipital bone
29
what innervates the anterior scalene
C4/5/6 central rami
30
what is the anterior scalene attached to
runs from transverse process of C3-C6 to rib 1
31
what is the median sclene attached to
runs from transverse process of axis and into transverse processes of C3-C7 to rib 1
32
what innervates the median scalene
C3-C8 central rami
33
what is the posterior scalene attached to
runs from transverse processes of C4-C6 to rib 2
34
what is the function of the scalenes
ipsilateral (same side) neck flexion and lifting of rib 1/2
35
what innervates the posterior scalene
C6/C7/C8 central rami
36
what is the mylohyoid attached to
mandible and hyoid bone
37
what innervates the mylohyoid
mylohyoid nerve
38
what is the function of the mylohyoid
hyoid, tongue, oral cavity floor elevation and depresses mandible for swallowing
39
what is the geniohyoid attached to
mandible and hyoid
40
what innervates the geniohyoid
hypoglossal nerve (CN XII)
41
what is the function of the geniohyoid
hyoid and tongue elevation for swallowing
42
what is the stylohyoid attached to
styloid process and hyoid bone
43
what innervates the stylohyoid
facial nerve (CN VII)
44
what is the function of the stylohyoid
hyoid elevation for swallowing
45
what is the anterior belly of digastric attached to
digastric fossa in mandible to intermediate tendon in hyoid bone
46
what is the posterior belly of the digastric attached to
mastoid notch in temporal bone to intermediate tendon in hyoid bone
47
what innervates the anterior belly of digastric
trigeminal nerve (CN V) ( mandibular division)
48
what innervates the posterior belly of digastric
facial nerve (CN VII)
49
what is the function of the digastric
opens jaw
50
what is the sternohyoid attached to
manubrium to hyoid bone
51
what innervates the sternohyoid
ansa cervicalis (C1-C3)
52
what is the function of the sternohyoid
hyoid depression
53
what is the superior belly of the omohyoid attached to
intermediate tendon in clavicle to hyoid bone
54
what innervates the omohyoid
ansa cervicalis (C1-C3)
55
what is the function of the omohyoid
hyoid and larynx depression and hyoid retraction
56
what is the inferior belly of the omohyoid attached to
scapula and intermediate tendon of the clavicle
57
what is the sternothyroid attached to
manubrium to thyroid cartilage
58
what innervates the sternothyroid
ansa cervicalis (C1-C3)
59
what is the function of the sternothyroid
thyroid cartilage depression
60
what is the thyrohyoid attached to
thyroid cartilage to hyoid bone
61
what innervates the thyrohyoid
hypoglossal nerve (CN XII)
62
what is the function of the thyrohyoid
thyroid elevation and hyoid depression
63
what is the superficial cervical fascia
zone of loose connective tissue between dermis and deep fascia. Contains adipose tissue and superficial musculoaponeurotic system
64
what is in the central compartment/ visceral space
contains pharynx, cervical oesophagus, larynx, trachea, thyroid and parathyroid glands, recurrent laryngeal nerves
65
what is the Carotid space/sheath
a condensation of deep cervical fascia around the common and internal carotid arteries, internal jugular vein, the vagus nerve and the ansa cervicalis
66
what is the prevertebral space
potential space between vertebral column and prevertebral fascia. Extends from skull to coccyx and encloses the prevertebral muscles
67
what supplies the rectus capitus anterior
Vertebral and ascending pharyngeal arteries.
68
what supplies the rectus capitus lateralis
the ascending pharyngeal, vertebral and occipital arteries.
69
what supplies the longus capitus
Ascending pharyngeal artery, ascending cervical branch of the inferior thyroid artery and vertebral artery.
70
what supplies the longus colli
Branches of the vertebral, inferior thyroid, and ascending pharyngeal arteries.
71
what supplies the scalenes
the ascending cervical branch of the inferior thyroid artery
72
what is the trapezius innervated by
accessory nerve (CN XI)
73
what supplies the trapezius
branches of the occipital, superficial cervical, transverse cervical and dorsal scapular arteries.
74
what is the platysma innervated by
the cervical branch of facial nerve (CN VII),
75
what supplies the platysma
The submental branch of the facial artery, and suprascapular branch of the thyrocervical trunk.
76
which triangle does the common carotid artery divide
carotid
77

Anatomy (16 decks)

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