Anatomy of the neck
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The laryngeal prominence is more commonly called... | show ๐
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What is the only bone in the human body that does not articulate with other bones? | show ๐
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The thyroid gland is divided into 3 parts: | show ๐
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The parathyroid glands are located on the __ surface of the thyroid gland | show ๐
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show | Infrahyoid
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The lobes of the thyroid gland are ____ to the trachea and larynx | show ๐
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show | Metabolism, growth,temperature regulation, secretion of T3 and T4
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show | 4
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show | Regulate calcium and phospate levels
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What are the three sections of the pharynx? (superior to inferior) | show ๐
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show | Constrictors
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What nerve innervates the muscles of the pharynx? | show ๐
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show | Pharynx, trachea
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show | CN 10 (vagus nerve)
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show | Superior laryngeal branch, recurrent laryngeal nerve
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show | The inferior laryngeal nerve
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show | All of the intrinsic muscles of the larynx
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show | Paralysis of vocal folds
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The trachea begins inferior to what structure? | show ๐
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What muscular tube is continuous with the laryngopharynx? | show ๐
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show | 1st third (striated; voluntary), 2nd third (smooth and striated), 3rd third (smooth; involuntary)
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show | Inferior laryngeal nerve (or recurrent laryngeal nerve)
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What areas does the lymphatic system drain? | show ๐
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Platysma (inf, sup, N, Act) | show ๐
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show | Inf: sternal head โ anterior manubrium
clavicular head โmedial 1/3 clavicle
Sup: mastoid process, lateral ยฝ superior nuchal line of occipital bone
N: CN 11
A: Unilateral- ipsilateral lat. flex. and CONTRLATERAL rotation
bilateral โ flexes neck
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Tight SCM may cause... | show ๐
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Ansa cervicalis innervates 3 infrahyoid muscles: | show ๐
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show | Inf: posterior surface of manubrium and medial clavicle
Sup: body of hyoid
N: ansa cervicalis
A: depresses hyoid
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show | Inf: oblique line of thyroid cartilage
Sup: body and greater horn of hyoid
N: (VPR) C1 via CN XII (hypoglossal nerve)
A: depresses hyoid and elevates thyroid cartilage
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show | Inf: posterior manubrium of sternum
Sup: oblique line of thyroid cartilage
N: ansa cervicalis
A: depresses the thyroid cartilage (larynx)
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Omohyoid (inf, sup, N, Act) | show ๐
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show | Sup: mylohyiod line of mandible
Inf: raphe and body of hyoid
N: mylohyoid n (CN5)
A: elevates hyoid and tongue and during speech and swallowing
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Geniohyoid (inf, sup, N, Act) | show ๐
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show | Sup: Styloid process of temporal bone
Inf: body of hyoid
N: CN 7 (facial nerve - cervical branch)
A: elevates and retracts hyoid (elongates floor of mouth)
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show | O: Anterior belly โ digastric fossa of mandible
Posterior belly โ mastoid notch of temporal bone
I: intermediate tendon to hyoid
N: Anterior belly โ mylohyoid n (CN 5)
Posterior belly โ CN 7
A: depresses mandible, elevates hyoid
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show | Brachial plexus
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What are the actions of the scalenes muscles? | show ๐
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show | TPs of cervical spine (sup), 1st rib (inf)
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show | TPs of cervical spine (sup), 1st rib (inf)
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show | TPs of cervical spine (sup), 2nd rib (inf)
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Impingement of the brachial plexus between scalenus anterior and midius may lead to referred pain in... | show ๐
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What muscles do PTs commonly train for stability of the neck? | show ๐
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show | Neck dysfunction, pain, cervical instability
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show | Ant: SCM
Post: trapezius
Inf: Clavicle
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Contents of posterior triangle... (veins, arteries, nerves, muscles) | show ๐
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show | Medial/posterior scalenes, levator scapula, splenius capitus
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The subdivisions of the posterior triangle are separated by... | show ๐
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show | Occipital triangle, supraclavicular triangle
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Boundaries of the anterior triangle... | show ๐
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The occipital triangle is __ to the inf. belly of the omohyoid. | show ๐
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show | Inferior
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show | Hyoid muscles
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show | anterior and posterior bellies of digastric m, mandible
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Submandibular triangle (aka digastric triangle) - Contents | show ๐
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Carotid triangle - Boarders | show ๐
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show | CCA, ECA,
IJV
CN 10, 11, 12, ansa cervicalis, branches of cervical plexus
Thyroid, larynx, pharynx
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show | superior belly of omohyoid, anterior border of SCM, median plane of neck (midline)
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show | Infrahyoid muscles, thyroid and parathyroid glands
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show | Right and left anterior belly of digastric muscle, hyoid bone
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Submental triangle - Contents | show ๐
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show | Superficial
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What are the 3 branches of the external carotid artery (ECA)? | show ๐
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All 3 branches of ECA enter... | show ๐
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show | superficial
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IVJ is ___ to SCM and cutaneous nerve | show ๐
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Created by:
cbaweiss
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