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Neck
neck anatomy
142
Anatomy
Graduate
01/05/2010

Additional Anatomy Flashcards

 


 

Cards

Term
Platysma Origin
Definition

 

fascia and skin over deltoid and pec major

  Arises from superficial fascia (imbedded in it)

Term
Platysma Insertion
Definition
inferior border of mandible and skin of lower face
Term
Platysma Nerve
Definition
Cervical branch of CN VII (facial)
Term
Platysma Artery
Definition

Submental branch of facial

Suprasternal branch of suprascapular, off thyrocervical trunk

 

Term
Platysma Muscle Action
Definition
Facial expression
Term
Sternocleidomastoid Origin
Definition

 

Sternal head: anterior surface of manubrium

  Cleido = clavicular head, superior surface of medial 1/3 clavicle

Term
Sternocleidomastoid Insertion
Definition

a. Lateral surface of mastoid process of temporal bone

b. Lateral 1/2 of superior nuchal line of occipital bone

Term
Sternocleidomastoid innervation
Definition
Accessory (CN XI) and ventral ramus of C2/C3
Term
Sternocleidomastoid Artery
Definition

Suprascapular (off of thyrocervical trunk)

SCM branch of superior thyroid, occipital and posterior auricular- all extending from carotid

"STOPA with the neck Craining" (Sup Thyroid, Occ, Post Aricular- Carotid)
Term
Sternocleidomastoid Action
Definition

Alone: tilts head to own side and rotates chin superiorly

Together: flex the neck

Term
Path of external jugular vein
Definition
Crosses SCM in superficial fascia then pierces the fascial roof of posterior triangle and into subclavian
Term
External Jugular Vein drains into...
Definition
subclavian vein
Term
Lesser Occipital Nerve innervates...
Definition
superiorly to scalp posterior to the ear
Term
Greater Auricular Nerve innervates...
Definition
inferior and anterior to ear
Term
Great Auricular Nerve travels with...
Definition
the external jugular vein
Term
Transverse Colli (Cervical) innervates
Definition
skin over anterior triangle
Term
Medial, intermediate, lateral supraclavicular nerves innervate...
Definition

skin over anterior chest and shoulder

medial: sternoclavicular joint

Lateral: acromioclavicular joint

Term
Muscles that form the floor of the posterior triangle
Definition
splenius capitus, levator scapulae, scalenus ant, medius, posterior and some semispinalis capitis
Term
splenius capitus origin
Definition
lower 1/2 ligamentum nuchae and C7-T5 spines
Term
splenius capitus insertion
Definition
mastoid of temporal bone and lateral superior nuchal line
Term
Innervation of splenius capitus
Definition
lat. branch of dorsal rami of middle/lower cervical spinal nerves "DeaR Steve Capre"
Term
Levator scapulae origin
Definition
C1-C4 transverse process "Lovers Suck 1-4 states away"
Term
Levator scapulae insertion
Definition
Superior angle of scapula
Term
Levator scapulae nerve
Definition
ventral rami of C3-C4,
Term
Scalenus anterior origin
Definition
C3-C6 transverse process, "my Speech Adversity started at 3-6 years"
Term
Scalenus anterior insertion
Definition
scalene tubercle and upper surface of 1st rib
Term
Innervation of Scalenus anterior
Definition
C4-C7 ventral rami "4-7 Siblilings According to who marries figuring Stuart will never"
Term

Action of scalenus anterior

 

Definition
elevate 1st rib in inspiration
Term
Scalenus medius origin
Definition
C1-C7 transverse process "School May not start from 1-7 years"
Term
Scalenus medius nerve
Definition
C3-C7 ventral rami "37 year olds Scare Me"
Term
Scalenus medius action
Definition
Elevate 1st rib in inspiration
Term
Scalenus posterior origin
Definition
C4-C7 transverse process (1 more than Scalenus Anterior- think farther down- posterior)
Term
Scalenus posterior insertion
Definition
superior border of the 2nd rib
Term
Scalenus posterior nerve
Definition
C5-C7 ventral rami "while 57 year olds are Sugar Papas"
Term
Scalenus posterior action
Definition
Elevate 2nd rib in inspiration
Term
Vasculature of Posterior Triangle
Definition

Transverse Cervical artery

Suprascapular Artery

Both arise from the thyrocervical trunk of subclavian artery

Term
Superficial transverse cervical artery runs:
Definition
superficial to levator scapular and branches on trapezius
Term
The Deep transverse cerivcal artery runs:
Definition
deep to levator scapula and rhomboids
Term
When the deep transverse cervical arterycomes right off the subclavian it becomes the ________ and the transverse cervical becomes the __________
Definition

Descending scapular artery

superficial cervical artery

Term
Suprascapular artery courses:
Definition
lateral and posterior/inferior to transverse Cervical art
Term
the suprascapular artery runs _____ to phrenic nerve and scalenus Anterior
Definition
Anterior
Term
Suprascapular artery supplies:
Definition
Muscles around scapula (supraspinatus and infraspinatus)
Term
Transvers cervical vein and suprascapular vein empty into:
Definition
external jugular vein
Term
What notch does the suprascapular artery run through:
Definition
Great Scapular Notch
Term
Subclavian divided into three parts by what muscle?
Definition
Anterior scalene
Term
Nerves of the Posterior Triangle
Definition
Accessory Nerve, Dorsal Scapular Nerve (Nerve to Rhomboids), Cervical Plexus, Brachial Plexus
Term
Dorsal Scapular arises from:
Definition
Ventral ramus of C5
Term
Path of Dorsal Scapular
Definition
Pierces scalenus medius, goes deep to Levator Scapular and ends deep to rhomboids- innervates all 3
Term
Cervical Plexus lies:
Definition
deep to internal jugular vein and SCM, immediantly deep to XI
Term
Cerivcal plexus formed by:
Definition
ventral rami of C1-C4
Term
5 branches found in the posterior triangle
Definition

Lesser Occipital N C2

Great Auricular N C2-3

Transverse Colli N C2-3

Supraclavicular N C3-4

Phrenic C3-5

"Losers Only Give Average Tongue Circles in SpeCial Places"
Term
Brachial Plexus's roots and trunks are see between which two muscles?
Definition
Scalenus anterior and medius
Term
Brachial plexus from:
Definition
Ventral Rami of C5-T1
Term
Boundaries of Supraclavicular division of the posterior triangle
Definition
Bordered by inferior edge of inferior belly of omohyoid clavicle
Term
Boundaries of the occipital triangle subdivision of the posterior triangle
Definition
bordered by superior edge of inferior belly of omohyoid trapezius
Term
Boundaries of the Anterior Triangle
Definition

Anteromedian line of neck

Inferior border of mandible

Anterior border of SCM

Term
Location of the apex of the Anterior Triangle
Definition
Jugular notch
Term
Mylohyoid muscle origin
Definition
medial aspect of mandible
Term
Mylohyoid muscle insertion
Definition
midline raphe and body of hyoid bone
Term
Mylohyoid muscle nerve
Definition
mylohyoid nerve, branch of inferior alveolar off Mandibular Divsion of Trigem (V)
Term
Mylohyoid Muscle action
Definition
elevate hyoid, floor of mouth, tongue in swallowing and speaking
Term
Geniohyoid muscle origin
Definition
mandible
Term
Geniohyoid muscle insertion
Definition
body of hyoid
Term
Geniohyoid nerve
Definition
ventral ramus of C1 via the hypoglossal nerve (XII)
Term
Action of the Geniohyoid muscle
Definition
pulls hyoid anterosuperiorly during swallowing
Term
Digastric origin
Definition

Ant- digastric fossa on mandible

post- mastoid process of temporal bone

Term
insertion of the digastric Muscle
Definition
both insert on tendon in meddle, attached to hyoid by a  fibrous sling that acts as a pulley- lets tendon move anterior and posterior
Term
Nerve Digastric
Definition

Ant: mylohyoid n

Post: Facial nerve (VII)

Term

Action of digastric

 

Definition

together- raise hyoid during swallowing and speaking

Posterior action- open mouth, depress mandible

Term
Origin of Stylohyoid muscle
Definition
styloid process of temporal bone
Term
Insertion of Stylohyoid
Definition
body of hyoid bone
Term
Nerve of the stylohyoid muscle
Definition
Branch of VII (Facial)
Term
Action of Stylohyoid
Definition
Raises hyoid during swallowing
Term
Ansa Cervicalis fibers came from:
Definition
C1-C3
Term
Superior root of ansa cervicalis formed from
Definition
C1 that joins the hypoglossal nerve and then branches off to geniohyoid and thyrohyoid
Term
Inferior root formed from:
Definition
C2-3
Term
Ansa Cervicalis supplies
Definition
omohyoid, sternohyoid and sternothyroid (infrahyoid muscles)
Term
Origin of Sternohyoid
Definition
sternal end of clavicle/manubrium
Term
Insertion of sternohyoid
Definition
Body of hyoid
Term
Nerve for sternohyoid
Definition
C1-3 from cervical plexus- ansa cervicalis
Term
Action of sternohyoid
Definition
Depresses hyoid after it is raised during swallowing
Term
Origin of Omohyoid
Definition

Inferior belly- superior border of scapula near suprascapular notch

Superior belly- intermediate tendon

Term
Insertion of omohyoid muscle
Definition

Inf belly- intermediate tendon

Superior belly- hyoid body

Term
Nerve of the omohyoid
Definition
C1-3 via the ansa cervicalis
Term

Action of omohyoid

 

Definition
depresses hyoid bone
Term
Sternothyroid origin
Definition
posterior surface of manubrium
Term
Insertion of sternothyroid
Definition
Side of thyroid cartilage
Term
Nerve of Sternothyroid
Definition
C1-3 via ansa cervicalis
Term
Action of sternothyroid
Definition
pulls larynx inferiorly
Term
Thyrohyoid origin
Definition
Thyroid cartilage- oblique line on side
Term
Insertion of thyrohyoid
Definition
Body of hyoid
Term
Nerve of thyrohyoid
Definition
Not ansa!- C1 ventral ramus via the hypoglossal nerve
Term
Action of the thyrohyoid
Definition
elevates the larynx in swallowing
Term
Subdivisions of Anterior triangle
Definition

Submandibular triangle

Carotid triangle

Submental triangle

Muscular triangle

Term
Borders of Submandibular triangle
Definition

Inferior border of mandible

2 bellies of the digastric muscle

Term
Contents of Submandibular triangle
Definition

Submandibular gland

Submandibular duct

Hypoglossal Nerve (XII)

Stylohyoid Muscle

Term
Submandibular gland wraps around what muscle?
Definition
Mylohyoid
Term
Borders of the Carotid Triangle
Definition

SCM (ant edge)

Superior belly of Omohyoid

Posterior belly of digastric

Term
Contents of Carotid Triangle
Definition

Common Carotid Artery

Hypoglossal Nerve

Branches of External Carotid Artery

Carotid Sheath (contains common and internal Caro. A.)

Vagus Nerve(X)

Internal Jugular Vein

 

Term
Hypoglossal nerves crosses:
Definition
the Internal and External Carotid arteries
Term
Internal Jugular vein joins the subclavian to form:
Definition
brachiocephalic vein
Term
Branches of External Carotid Artery
Definition

Superior Thyroid

Lingual

Facial

Ascending pharyngeal

Occipital

Carotid Sinus

Carotid Body

Term
Facial branch of the External Carotid Artery runs:
Definition
around ramus of mandible
Term
Ascending pharyngeal branch of the external carotid artery vascularizes:
Definition
pharynx, prevertebral mm, middle ear and meninges
Term
Occipital branch of external carotid artery vascularizes:
Definition
most parts of scalp
Term
Carotid Body responds to what?
Definition
increased CO2 or decreased O2 in blood
Term
Boundaries of the Muscular Triangle
Definition

Superior belly of Omohyoid muscle

Anterior SCM

Midline of neck

Term
Contents of muscular triangle
Definition

4 infrahyoid muscles:

sternohyoid, omohyoid, sternothroid, thyrohyoid

thyroid gland

Term
Boundaries of the Submental triangle
Definition

Hyoid Bone inferiorly

Left and right anterior bellies of digastric muscle lateral

Floor- Mylohyoid muscles

Term
Contents of Submental triangle
Definition

Submental lymph nodes

Small veins that join to form the anterior Jugular Vein

Term
Branches of Subclavian Artery
Definition

Vertebral Artery

Thyrocervical trunk

Inferior Thyroid

Transverse Cervical

Suprascapular

Internal Thoracic Artery

Costocervical Trunk

Term
Vertebral Artery runs through
Definition

foramen tranversarium of C1-6

enters skull via foramen magnum

Term
L and R vertebral artery join to form:
Definition
Basilar Artery
Term
Inferior Thyroid branch of the subclavian artery runs to the:
Definition

posterior side of the thyroid gland

Anterior side of the Anterior Scalene

Term
Transverse Cervical runs:
Definition

superficial- to trapezius

Deep- to rhomboids

Term
Internal thoracic artery gives off
Definition
 anterior intercostal arteries to 1st 6 intercostal spaces
Term
Costocervical trunk divides into:
Definition

superior intercostal

Deep cervical- supplies muscles in back of the neck

Term
Aneurysm in the 3rd part of the subclavian artery puts pressure on:
Definition
brachial plexus
Term
External jugular vein empties into:
Definition
subclaivian vein
Term
Anterior jugular vein empties into:
Definition
external jugular vein
Term
Vagus nerve travels ______ to int. jubular and carotid artery in the _______ sheath
Definition

posterior

Carotid

Term
VAgus travels ____ to 1st part of the subclavian art
Definition
anterior
Term
Vagus branches in the neck
Definition
pharyngeal, laryngeal and cardiac branches
Term
Laryngeal branch of the vagus gives rise to a branch to the _______
Definition
carotid body
Term
Phrenic nerve from:
Definition
C3-5 ventral roots
Term
Sole innervation to the diaphragm
Definition
phrenic nerve
Term
Path of phrenic nerve in neck
Definition
Anterior surface of anterior scalene
Term
Thoracic duct enters the neck through:
Definition
the superior thoracic aperture at the left border of esophagus
Term
Thoracic duct arches _______ to carotid sheath and ___________ to sympathetic trunk
Definition

posterior

Anterior

Term
Right side of head, neck, upper limb and thorax drained by:
Definition
Right lymphatic duct into junction of R internal jugular and r subclavian veins
Term
thyroid gland is covered with ______ that holds it to trachea
Definition
pretracheal fascia
Term
Arteries of the thyroid gland
Definition
superior and inferior thyroid arteries
Term
superior thyroid artery is the first branch of:
Definition
external carotid artery
Term
Inferior Thyroid artery is the 1st branch of:
Definition
the thyrocervical trunk off subclavian artery
Term
Superior thyroid artery ends on the ____ of the thyroid while the inferior thyroid artery ends on the ________ side
Definition

anterior

posterior

Term
Veins of the thyroid gland
Definition
superior, middle and inferior thyroid veins
Term
Superior and middle thyroid vein drain into:
Definition
Internal jugular vein
Term
Inferior Thyroid vein drains into:
Definition
brachiocephalic v.
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