Quarter 2, Anatomy, Test 3, Triangles Of The Neck Ii

Front 1

by convention, the structures that are deep to the SCM are considered to be part of what triangle

Back 1

anterior

Front 2

what four triangles are formed within the anterior triangle

Back 2

carotid, submandibular, submental, muscular

Front 3

what are the boundaries of the carotid triangle

Back 3

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

Front 4

what structures would you find in the carotid triangle

Back 4

carotid arteries and branches

Front 5

what are the borders of the submandibular triangle

Back 5

anterior and posterior bellies of digastric muscle and lower border of mandible

Front 6

what structures would you find in the submandibular triangle

Back 6

submandibular gland and submandibular lymph nodes

Front 7

what are the borders of the muscular triangle

Back 7

SCM, superior belly of omohyoid and median plane

Front 8

what would you find in the muscular triangle

Back 8

thyroid and parathyroid glands

Front 9

what are the boundaries of the submental triangle

Back 9

anterior belly of digastric, hyoid bone, and midline from the chin to hyoid bone

Front 10

what are the major contents of the submental triangle

Back 10

submental lymph nodes

Front 11

in which of the anterior triangles would you find the mylohyoid and hyoglossus muscles

Back 11

submandibular triangle

Front 12

where does the posterior belly of the digastric originate

Back 12

mastoid process

Front 13

what nerve innervates the posterior belly of the digastric muscle

Back 13

facial nerve

Front 14

which muscle has fibers that split as it approaches the hyoid bone where it attaches

Back 14

stylohyoid

Front 15

what nerve innervates the stylohyoid muscle

Back 15

facial nerve

Front 16

what is the attachment for the anterior belly of the digastric

Back 16

mandible near midline

Front 17

what nerve innervates the anterior belly of digastric muslce

Back 17

nerve to mylohyoid (branch of inferior alveolar, branch of mandibular division of the trigeminal)

Front 18

what are the attachments of the mylohyoid muscle

Back 18

inner mandible to midline raphe

Front 19

what muscle forms the floor of the mouth

Back 19

mylohyoid

Front 20

what are the attachments for the hyoglossus muscle

Back 20

body and greater horn of the hyoid to tongue

Front 21

what nerve innervates the hyoglossus muscle

Back 21

hypoglassal nerve

Front 22

as the hypoglossal nerve travels inferiorly it hooks around what artery to head anteriorly

Back 22

sternocleidomastoid branch of the occipital artery

Front 23

what is the relationship of the facial vein and artery to the submandibular gland

Back 23

vein: superficial
artery: deep

Front 24

what muscle is in the submental triangle

Back 24

mylohyoid muscle

Front 25

what would you find in the carotid sheath

Back 25

carotid arterial system, internal jugular vein, vagus nerve, deep jugular lymph nodes, ansa cervicalis

Front 26

what is the right common carotid artery is a branch of...

Back 26

brachiocephalic trunk

Front 27

at what location does the common carotid arteries divide into internal and external carotid arteries

Back 27

superior border of thyroid cartilage

Front 28

what is the name of the structure found at the bifurcation of the common carotid artery that monitors oxygen levels in the blood

Back 28

carotid body

Front 29

what is the structure that is a dilation at the beginning of the internal carotid artery that is a baroreceptor

Back 29

carotid sinus

Front 30

which cranial nerves innervate the carotid body and sinus

Back 30

CNIX and CNX

Front 31

what are the 8 branches of the external carotid artery

Back 31

ascending pharyngeal, occipital, posterior auricular, superior thyroid, lingual, facial, maxillary, superficial temporal

Front 32

which of the branches of the external carotid artery ascends medially in the neck

Back 32

ascending pharyngeal

Front 33

which of the branches of the external carotid artery scend posteriorly in the neck

Back 33

occipital and posterior auricular artery

Front 34

which of the branches of the external carotid artery go anteriorly in the neck

Back 34

superior thyroid, lingual, and facial

Front 35

the superior laryngeal branch supplies the larynx and is a branch of what artery

Back 35

superior thyroid

Front 36

what artery does the dorsal lingual, sublingual and deep lingual arteries come from

Back 36

lingual artery

Front 37

what are the two terminal branches of the external carotid artery

Back 37

superficial temporal and maxillary

Front 38

the transverse facial artery is a branch of what artery

Back 38

superficial temporal artery

Front 39

what two structures converge to form the internal jugular vein

Back 39

sigmoid and inferior petrosal sinuses

Front 40

what is the name of the structure that is a dilation at the superior most part of the internal jugular and is valveless

Back 40

superior bulb of the internal jugular vein

Front 41

the internal jugular vein unites with the subclavian vein to form...

Back 41

brachiocephalic vein

Front 42

what is the name of the dilation at the inferior end of the internal jugular that contains a valve

Back 42

inferior bulb of the internal jugular vein

Front 43

which lymph nodes would you find on the surface of the internal jugular vein

Back 43

deep cervical lymph nodes

Front 44

the sternohyoid, omohyoid, sternothyroid, and thyrohyoid muscles are innervated by...

Back 44

ansa cervicalis

Front 45

what nerve supplies the cricothyroid muscle

Back 45

external laryngeal branch of the superior laryngeal branch of the vagus

Front 46

the thyroid cartilage is ___ to the hyoid bone

Back 46

inferior

Front 47

what structure connects the hyoid bone and thyroid cartilage

Back 47

thyrohyoid membrane

Front 48

what structure would you find immediately inferior to the thyroid cartilage

Back 48

cricoid cartilage

Front 49

the isthmus of the thyroid gland is located at what tracheal rings

Back 49

2,3,4

Front 50

what is the name of the lobe of the thyroid that may project upwards

Back 50

pyramidal lobe

Front 51

where would one find parathyroid glands in relation to the thyroid gland

Back 51

posterior surface

Front 52

what arteries supply the thyroid gland

Back 52

superior thyroid (anterior) and inferior thyroid artery (posterior)

Front 53

what three veins drain the thyroid

Back 53

superior-to internal jugular
middle-to internal jugular
inferior-to left brachiocephalic

Front 54

which nerve descends with the wuperior thyroid artery to innervate the cricothyroid muscle

Back 54

external branch of superior laryngeal nerve

Front 55

which artery and nerve pass through the thyrohyoid membrane

Back 55

internal branch of superior laryngeal nerve and superior laryngeal artery

Front 56

the recurrent laryngeal branches of the vagus wrap around ___ of the left and ____ on the right

Back 56

aortic arch, subclavian artery

Front 57

the recurrent laryngeal arteries course between what two structures

Back 57

esophagus and trachea

Front 58

what is the inferior boundary of the root of the neck

Back 58

superior thoracic aperture

Front 59

which veins form the jugular venous arch

Back 59

anterior jugular veins

Front 60

what is the relationship of the subclavian vein to the anterior scalene muscle

Back 60

anterior

Front 61

what is the relationship of the subclavian artery to the anterior scalene

Back 61

posterior

Front 62

what are the three branches of the first part of the subclavian artery

Back 62

vertebral, internal thoracic, thyrocervical trunk

Front 63

what are the three branches of the thyrocervical trunk

Back 63

transverse cervical, suprascapular, and inferior thyroid artery

Front 64

the inferior thyroid artery also forms what other artery

Back 64

ascending cervical artery

Front 65

what are the branches of the 2nd part of the subclavian artery

Back 65

costocervical trunk

Front 66

what are the branches of the costocervical trunk

Back 66

deep cervical and supreme intercostal arteries

Front 67

what is the branch of the 3rd part of the subclavian artery

Back 67

dorsal scapular artery

Front 68

where would you find the phrenic nerve in the neck

Back 68

anterior surface of anterior scalene muscle

Front 69

the inferior, middle, and superior cervical ganglia communicate with ____ of cervical spinal nerves

Back 69

grey rami communicates