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H&N Anatomy Quiz 3 > Anterior Triangle and Root of Neck > Flashcards

Anterior Triangle and Root of Neck Flashcards

1
Q

Sternocleidomastoid receive (SA/GE/GA/VE/VA) from CN ___

A

GE, spinal accessory CN XI

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2
Q

The anterior and posterior triangles of the neck are divided by

A

sternocleidomastoid

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3
Q

Which muscles are associated with the anterior triangle of the neck?

A

muscles associated with the hyoid bone (suprahyoid and infrahyoid muscles)

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4
Q

Thyroid and parathyroid glands are located where in the neck?

A

Anterior triangle

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5
Q

larynx and trachea are located where in the neck?

A

Anterior triangle

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6
Q

Esophagus is located where in the neck?

A

anterior triangle

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7
Q

external jugular vein and spinal accessory nerve are located where in the neck?

A

Lateral (posterior) triangle

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8
Q

Elevation and depression of the hyoid bone is crucial for what function?

A

swallowing

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9
Q

A: raise the hyoid bone and/or depress the mandible

A

suprahyoid muscles

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10
Q

Which hyoid muscle depresses the hyoid bone?

A

infrahyoid muscle

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11
Q

What muscle do these belong to?

omohyoid, thyrohyoid, sternothyroid, and sternohyoid?

A

infrahyoid

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12
Q

The superior belly of the omohyoid muscle is in the ___ triangle, and the inferior belly is in the ___ triangle of the neck

A

anterior, posterior

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13
Q

CN: omohyoid

A

ansa cervicalis

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14
Q

A: of omohyoid

A

depresses the hyoid bone

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15
Q

CN: Sternohyoid muscle

A

ansa cervicalis

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16
Q

A: Sternohyoid muscle

A

depresses the hyoid bone

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17
Q

CN: Thyrohyoid

A

C1 that hitchhikes along the hypoglossal nerve (XIII)

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18
Q

A: Thyrohyoid

A

depresses the hyoid bone

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19
Q

CN: Sternothyroid

A

ansa cervicalis

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20
Q

A: Sternothyroid

A

depresses hyoid bone

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21
Q

A: mylohyoid

A

pulls hyoid anteriorly

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22
Q

These muscles are innervated by Ansa cervicalis

A

omohyoid
Sternohyoid
Sternothyroid

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23
Q

These muscles are innervated by V3

A

Mylohyoid

Digastric - anterior belly

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24
Q

These muscles elevated hyoid and depress the mandbile

A

2 digastrict muscles

Stylohyoid

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25
Q

These muscles depress the hyoid

A

omohyoid
Sternohyoid
Sternothyroid
Thyrohyoid

26
Q

The thyrohyoid and sternothyroid muscles also act on what structure?

A

larynx

27
Q

All infrahyoid muscles receive (GA/GE) from _____

A

GE, C1 that hitchhike on the hypoglossal nerve (XII)

28
Q 
Where are these structures located?
esophagus
Trachea
Superior parts of the lungs
Sternocleidomastoid
Trapezius
Subclavian artery
Internal and external jugular veins
A

Root of the neck

29
Q

Branches of the subclavian artery (vertebral) are located where in the neck?

A

root of the neck

30
Q

Where are the internal jugular and external jugular veins located?

A

Root of the neck

31
Q 
Where are these structures located in the neck?
Phrenic nerve
vagus nerve
Cervical parts of the sympathetic chain
Brachial plexus
A

Root of the neck

32
Q

Skin of the neck is innervated by what type of fibers?

A

General afferent

33
Q

Muscles of the neck are innervated by what type of fibers?

A

General efferent

34
Q

Glands and blood vessels of the neck are innervated by what type of fibers?

A

Visceral efferent

35
Q

Cervical plexus is formed by the ____ rami of the first # cervical nerves

A

ventral, 4

36
Q

The cervical plexus gives these off these types of fibers

A

GA VE GE

37
Q

The cervical plexus receives communication fibers from the (symp,parasym) nervous system

A

sympathetic

38
Q

C2-4 Cervical plexus

A

Cutaneous branches

39
Q

Cutaneous branches (C2-4) carry ___ information from the ___

A

General Afferent, skin of the neck

40
Q

C1-3 Cervical plexus

A

Ansa cervicalis

41
Q

Ansa cervicalis provides __ innervation to the ____ except the ____ muscle

A

GE, infrahyoid muscles, thyrohyoid muscle

42
Q

C1-4 cervical plexus

A

Deep muscular branches

43
Q

Deep muscular branches provide ___ to _____

A

GE, deep cervical muscles

44
Q

C3-5 cervical plexus

A

Phrenic nerve

45
Q

Phrenic nerve innervates

A

the diaphragm

46
Q

Vagus (X) nerve exits the cranial cavity through the

A

jugular foramen

47
Q

After exiting the skull, the vagus nerve enters the

A

carotid sheath

48
Q

Vagus Nerve -> jugular foramen -> carotid sheath -> descends behind internal jugular vein -> internal carotid -> common carotid

A

remember this

49
Q

Vagus nerve has which branches in the neck?

A

pharyngeal, laryngeal, and cardiac branches in the neck

50
Q

Spinal accessory nerve exits the skull through

A

jugular foramen

51
Q

Spinal accessory nerve supplies what with what kind of fibers?

A

SCM and trapezius with GE fibers

52
Q

Hypoglossal (XII) nerve leaves the cranial cavity through what?

A

hypoglossal canal

53
Q

The target organ for the hypoglossal (XII) nerve is?

A

tongue

54
Q

What nerves innervate the thyrohyoid and the geniohyoid

A

C1 of Cervical plexus

55
Q

What nerve does C1 travel with?

A

hypoglossal canal

56
Q

C1 and the hypoglossal nerve form what structure? What type of fibers do they provide to the thyrohyoid and geniohyoid?

A

superior root of ansa cervicalis, General efferent

57
Q

The Superior cervical ganglion are part of the (symp/parasymp) autonomic system

A

sympathetic

58
Q

Where is the location of the superior cervical ganglion?

A

level of the 2nd and 3rd cervical vertebrae

59
Q

Superior cervical ganglion communicates with

A

Cervical plexus (C1-4)

60
Q

The post sympathetic fibers leave the superior cervical ganglion to form a ____ around the internal carotid artery to supply the structures of the head.

A

sympathetic plexus

H&N Anatomy Quiz 3 (6 decks)

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