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PTRS 710 Exam 4 > Triangles of Neck/Herniated Disc > Flashcards

Triangles of Neck/Herniated Disc Flashcards

1
Q

Carotid Sheath

A

Surrounds common carotid artery, vagus nerve, & internal jugular vein

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2
Q

Retorpharyngeal Sapce

A

Potential space of loose connective tissue between the prevertebral fascia (surrounds vertebral column and deeper muscles of neck) and pretracheal fascia

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3
Q

Anterior Triangle encompasses

A

Submandibular/digastic
Carotid
Submental
Muscular

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4
Q

Anterior Triangle Boundaries

A

Anterior midline, inferior border of mandible and anterior border of sternocleidomastoid

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5
Q

Suprahyoid Muscles

A

Mylohyoid
Geniohyoid
Stylohyoid
Digastric (ant and post belly)

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6
Q

Infrahyoid

A

Pulls hyoid down

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7
Q

Ansa Cervicalis

A

All 4 infrahyoid muscles (and geniohyoid) are innervated by ventral rami off C1, 2, 3

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8
Q

Posterior Triangle Boundaries

A

Trapezius, posterior edge of sternocleidomastoid and the clavicle

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9
Q

Inferior Posterior Triangle

A

Accessory nerve
Brachial Plexus
Phrenic nerve
Subclavian artery/vein

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10
Q

Posterior Triangle Muscles

A

Spelnius capitis
Levator scapula
Scalenes

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11
Q

Spondylolysis

A

Defect in pars interarticularis

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12
Q

Sponsylolysthesis

A

Slipping of vertebra in relation to adjacent inferior vertebrae or sacrum

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13
Q

Disc Herniation

A

Affects level below herniation

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14
Q

C4/5 Disc

A

Affects C5
Pain/numbness to lateral aspect of upper arm
Weak or atrophied deltoid/triceps

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15
Q

C5/6 Disc

A

Affects C6
Pain/numbness to lateral surface of arm down to thumb
Weak or atrophied elbow flexors/wrist extensors

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16
Q

C6/7 Disc

A

Affects C7
Pain/numbness to posterior surface of arm to middle finger
Weak or atrophied Triceps

17
Q

L3/4 Disc

A

Affects L4
Pain to posterolateral thigh and anterior leg
Numbness to anteromedial thigh and knee
Weak or atrophied quads

18
Q

L4/5 Disc

A

Affects L5
Pain to lateral thigh and leg
Numbness to lateral leg and web of great toe
Weak or atrophied walking on heels

19
Q

L5/S1

A

Affects S1
Pain to lateral thigh and leg
Numbness to back of calf/lateral foot
Weak or atrophied gastroc/soleus

PTRS 710 Exam 4 (8 decks)

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