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PT 620 Neck I

Flash cards for the neck one section

QuestionAnswer
What is the superior border for the Anterior triangle of the neck? edge of the jaw
What is the lateral border of the Anterior triangle of the neck? sternocleidomastoid
What is the medial border of the Anterior triangle of the neck? anterior midline of the neck
What is the inferior border for the Posterior triangle of the neck? clavicle
What is the medial border of the Posterior triangle of the neck? upper trapezius
What is the lateral border of the Posterior triangle of the neck sternocleidomastoid
What four structures are found in the Midline of the neck? (deep) Hyoid bone, Thyroid Cartilage, Cricoid Cartilage, Tracheal Cartilage
What muscle runs from the mouth and mandible to the 2nd rib? Platysma
The platysma attaches to the _________ and ___________. fascia; skin
The Platysma m. is innervated by ______________ nerve. facial
What muscles origin is the manubrium and medial 1/3 of the clavicle? Sternocleidomastoid
The Sternoclediomastoid inserts on the _____________ _____________. mastoid process
The sternocleidomastoid is innervated by _______________. accessory CN XI nerve
What muscle flexes the neck and rotates it to the opposite side. Sternocleidomastoid
The posterior belly of the digastric muscle originates from the _____________ _____________. mastoid process
The anterior belly of the digastric originates from the inner __________ (just lateral to midline). mandible
The digastrics join together at an intermediate tendon and attach to ____________. hyoid
intermediate tendon of digastric bellies and omohyoid muscle bellies attach to their origin via a _________ __________ fascial sling
The intermediate tendon of the digastric muscle passes through what muscle? stylohyoid muscle
The digastic muscle moves the hyoid _________ and ____________in swallowing. superior and posterior
The digastric muscle also helps to ___________ the jaw against resistance. open
The posterior belly of the digastric muscle is innervated by __________ nerve facial
The anterior belly of the digastric belly is innervated by ___________ nerve. trigeminal
What muscles are known as the strap muscles found in the muscular triangle omohyoid, sternohyoid, sternothyroid, thyrohyoid
Is the omohyoid muscle a single belly or double belly muscle? double
The origin of the inferior belly is the superior ___________ _________ margin of the scapula
The origin of the superior belly is from the __________ bone hyoid
The superior and inferior bellies of the omohyoid muscle are joined by an ___________ ____________ intermediate tendon
Where does the intermediate tendon of the omohyoid muscle attach? posterior clavicle and first rib (by facial sling)
The omohyoid muscle is innervated by ___to___ C1 to C3
What cervical spinal nerves are known as the ansa cervicalis? C1 to C3
What strap muscle originates on the manubrium and inserts on the hyoid bone? Sternohyoid
The sternohyoid muscle is innervated by what branches of the ansa cervicalis? C1-C3
What strap muscle originates from the thyroid cartilage and inserts on the hyoid bone? Thyrohyoid
What innervates the thyrohyoid muscle? C1 fibers via the hypoglossal nerve
What strap muscle originates on the manubrium and attaches to the thyroid cartilage? Sternothyroid
The sternothyroid is innervated by _____ and ______ C2 and C3 of the ans cervicalis
What three structures do the strap muscles depress during swallowing? larynx, hyoid bone, and floor of the mouth
The spinal portion of the accessory nerve, CN XI, innervates what muscle? Sternocleidomastoid
What nerve (one nerve only) appears at the posterior border of the sternocleidomastoid? CN XI
The point that the CN XI appears at the posterior border of the sternocleidomastioid is called ________ __________ Erb's point
The CN XI nerve will traverse the posterior triangle and run deep to which muscle? Trapezius
What group of nerves emerges at Erb's point? cervical plexus
What are the four sensory cutaneous branches of the cervical plexus? 1. Lesser occipital 2. Greater Auricular 3. Transverse cervical 4.Supraclavicular (3 of them)
What nerve come accross on the surface of the scalene? phrenic
The motor fibers of the cervical plexus come from what levels? C1-C3
The Ansa Cervicalis is made up of a ________ and _________ root. superior and inferior
The superior root has what cervical branch? C1
superior root is also known as the _________ _________ descendens hypoglossi
what nerve runs with the superior root for a short distance? hypoglossal
What nerve branches run with the inferior root? C2-3
The inferior root is also known as the __________ __________ descendens cervicalis
Branches of the ansa cervicalis are given off to what three muscles? omohyoid, sternothyroid, and sternohyoid
The facial nerve is what number cranial nerve? CN VII
The facial nerve is Primarily in the face, what other two muscles (or part of muscles) does it innervate? platysma, and posterior belly of digastric
The tenth cranial nerve is the ________ nerve. Vagus
The vagus nerve runs in the _______ sheath. carotid
What are the three branches of the vagus nerve? pharyngeal, internal and external recurrent laryngeal nerves
The sensory and motor innervation to the larynx is done by? branch to the carotid body
Cranial Nerve XII is the ___________ Hypoglassal
Where does the hypoglossal nerve exit the skull? The hypoglossal canal
The hypoglossal nerve runs deep to what muscle? posterior belly of digastric muscle
The hypoglossal runs with descends hypoglossi and then... enters the floor of the mouth
The hypoglossal nerve innervates the.. muscle of the tongue
At what vertebral level is the thyroid gland? lower cervical, T1
What is the inferior border of the carotid triangle? superior border of omohyoid
what is the lateral border of the carotid triangle? sternocleidomastoid
What is the medial border of the carotid triangle? boundaries of digastric
The carotid sheath contains what nerve and two vessels? vagus nerve, common/internal carotid artery, and internal jugular vein
The common carotid artery divides at the superior border of what? at what vertebral level? thyroid cartilage at C3, 4 level
The internal carotid travels where? into the cranial fossa to supply the brain
How many branches does the external iliac branch into? 8
What branch of the external artery might come off with lingual artery? and crosses edge of mandible? facial
What branch of the external iliac ascends the anterior ear? superficial temporal
How many branches go off the superficial temporal? 1 or 2 terminal branches
Which branch of the external iliac supply the deep face? maxillary artery
What vein runs in the carotid sheath? Internal Jugular
The internal jugular receives from ______ veins that parallel branches of the external ________. It also drains dural _________. deep; carotid; sinuses
What is the most constant superficial vein? external jugular
Created by: 696592119