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Anatomy > The Neck > Flashcards

The Neck Flashcards

1
Q

Platysma: muscle of ___ ___. Motor nerve: ___ __. Sensory nerve: ___ ___

A

Facial expression. CN VII, cervical plexus

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2
Q

SCM: actions (2). Nerve __ __

A

Lateral flexion to one side, extension of atlantooccipital joint bilaterally. CN XI spinal accessory

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3
Q

Expect ___ in superficial veins

A

Variation

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4
Q

Superficial veins of neck : ___ __ and __ __

A

Ant jugular and external jugular

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5
Q

External jugular
Serves as ___ ___
Forms near the angle of the ___
Crosses the __ and terminates in the ___ ___

A

Internal barometer
Mandible
SCM, subclavian vein

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6
Q

Brachiocephalic trunk on which side

A

Artery on right side

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7
Q

Branches of subclavian artery: 2

A

Vertebral and internal thoracic (mammary)

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8
Q

External carotid artery branches: 5

A

Superior thyroid, lingual, facial, maxillary, superficial temporal

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9
Q

Branches of aorta and which side they’re on

A

Left subclavian, left common carotid, brachiocephalic trunk on right which branches into subclavian and carotid

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10
Q

What some anatomists like fornicating others prefer s+m stands for

A

External carotid branches. Superior thyroid, ascending pharyngeal, lingual, facial, occipital, posterior auricular, superficial temporal, maxillary

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11
Q

Where facial vein comes from

Where subclavian receives blood from

Where right and left subclavian empty

A

Subclavian vein

Axillary vein

SVC

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12
Q

Where cervical plexus emerges

What it’s known as

A

Middle of posterior border of SCM

Nerve point of the neck

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13
Q

Origin of cervical plexus

A

Ventral rami of spinal nerves C1-C4

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14
Q

4 nerves of cervical plexus

A

Transverse cervical
Lesser occipital
Great auricular
Supra clavicular

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15
Q

Vagus nerve emerges from ___ foramen and descends within __ __, behind and between __ __ vein and internal/___ __ artery

A

Jugular, carotid sheath, internal jugular, common carotid

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16
Q

Vagus nerve contributes to ___ plexus and provides ___ innervation to muscles of __, __, and ___

A

Pharyngeal, motor, pharynx, larynx, and palate

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17
Q

Recurrent laryngeal nerves: loop ____ around __ __ artery (right) and ___ arch (left)

A

Posteriorly, right subclavian, aortic

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18
Q

Recurrent laryngeal nerves ascend in the grooves between __ and ___ posterior to the lobes of the ___ gland

A

Trachea, esophagus, thyroid

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19
Q

Recurrent laryngeal nerves: ___ innervation to pharynx and inferior ___

A

Sensory, larynx

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20
Q

Recurrent laryngeal nerves: ___ innervation to all muscles of ___ except cricothyroid

A

Motor, larynx

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21
Q

Superior laryngeal nerves: internal laryngeal nerve provides ___ innervation to mucous membranes of the superior ____

A

Sensory

Larynx

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22
Q

External laryngeal nerve: ___ innervation to the ___ muscle

A

Motor, cricothyroid

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23
Q

Phrenic nerve

Origin: 3

A

C3, C4, C5

24
Q

Phrenic nerve travels __ along surface of the anterior ___ muscle. Enters ___. __ and __ to diaphragm

A

Inferiorly, scalene, thorax, sensory and motor

25
Q

Phrenic nerve controls which side of diaphragm

A

Ipsilateral

26
Q

Cervical sympathetic trunks lie anterior to __ __ in the ___ space.

A

Vertebral column

Retro pharyngeal

27
Q

Cervical sympathetic trunks: 3 ganglia receive __ fibers (names)

A

Presynaptic
Inferior cervical ganglion
Middle cervical ganglion
Superior cervical ganglion

28
Q

Postsynaptic neurons in neck send fibers to: cervical ___ nerves via ___ rami communicans. Thoracic viscera via ___ ___ nerves.

A

Spinal
Gray
Cardiopulmonary sphlanic nerves

29
Q

Postsynaptic neurons send fibers to: ___ and viscera of the neck via ___ arterial branches (____ artery and ___ arteries)

A

Head, cephalic, vertebral, carotid

30
Q

Brachial plexus
Roots __-__ of it merge between the __ and __ scalene.
Trunks pass between the __ and first __ into the upper ___

A

C5-T1. Anterior and middle.

Clavicle, rib, limb

31
Q

Carotid sheath: contains __ __ vein, __ __ artery, and __ nerve

A

Internal jugular, common carotid, vagus

32
Q

Investing layer of neck: surround the entire neck __ to the skin and __ tissue

A

Deep, subcutaneous

33
Q

Pre tracheal layer of neck; ___, ___ to the hyoid bone

A

Anterior, inferior

34
Q

Hyoid bone: doesn’t ___ with other ___. Functions as an ___ for anterior neck ___. Prop to keep ___ open.

A

Articulate, bones. Attachment, muscles, airway

35
Q

Thyroid: lobes located ____, between ___ __ and ___ tracheal ring

A

Anterolaterally, thyroid cartilage, fifth

36
Q

Thyroid pyramidal lobe: ___ process extending superiorly from ___, present in __% of people

A

Conical, isthmus, 40

37
Q

Superior and inferior thyroid arteries: arise from __ __ and ___ trunk respectively

A

External carotid and thyrocervical

38
Q

Thyroid __ artery present in <10% of people

A

Ima

39
Q

Cricoid is at what level

A

C6

40
Q

Hyoid has no __ articulation

__ and __ muscles suspend the hyoid bone at the angle between the __ and __

A

Bony

Suprahyoid and infra hyoid, chin and neck

41
Q

Supra hyoid muscles: ___/__ the hyoid. Constitute substance at __ of mouth. 4 muscles

A

Elevate/support

Roof

Mylohyoid, geniohyoid, stylohyoid, digastric (anterior/posterior)

42
Q

Infra hyoid muscles: ___ muscles. ___ hyoid bone. 4

A

Strap. Depress. Sternohyoid, sternothyroid, thyrohyoid, omohyoid

43
Q

Anterior triangle of neck: bordered by anterior __ __, inferior border of the ___, and ___

A

Cervical midline, mandible, sternocleidomastoid

44
Q

Posterior triangle of the neck: bordered by __, __, and anterior border of the __

A

SCM, clavicle, trapezius

45
Q

Submandibular anterior triangle: bordered by __ and __ bellies of __. Inferior border of __

A

Anterior and posterior bellies of digastric.

Mandible

46
Q

Submandibular anterior triangle: contains submandibular __ __, submandibular __, ___ vein and artery, ___ nerve, and ___ muscle

A 
Lymph nodes
Gland 
Facial 
Hypoglossal 
Stylohyoid
47
Q

Muscular anterior triangle: bordered by superior belly of __, anterior ___ midline, __ __ of SCM

A

Omohyoid
Cervical
Lower part

48
Q

Anterior muscular triangle
Contains ___ __ muscles. 4

___ hyoid during swallowing and ___

A

Infra hyoid strap.
Sternothyroid, sternohyoid, omohyoid (superior belly), thyrohyoid

Depresses, speaking

49
Q

Carotid anterior triangle:

Bordered by __ belly of __, __ belly of __, and __ part of the SCM

A

Posterior/digastric, superior/omohyoid, upper

50
Q

Carotid anterior triangle

Contains: __ __ artery, __ __ artery and branches, __ __ artery, __ body, __ __ vein, and __ nerve

A

Common carotid, external carotid,
Internal carotid, carotid,
Internal jugular, vagus

51
Q

Sub mental anterior triangle
Bordered by __ bellies of __. ___ of the hyoid.

Contains ___ muscles

A

Anterior, digastric. Body

Mylohyoid

52
Q

Posterior triangle

Bordered by 3

A

SCM, clavicle, ant border of trapezius

53
Q

Posterior triangle

Contains __ __ vein, ___ plexus, __ nerve, __ and ___ scalenes, ___ artery, __ and __ of __ plexus

A 
External jugular 
Cervical 
Accessory 
Anterior and middle 
Subclavian 
Roots and trunks of brachial
54
Q

Root of the neck

Arteries: 3

A

Brachiocephalic trunk on right side
Subclavian (vertebral and internal thoracic/mammary)
Common carotid

55
Q

Root of the neck veins 3

A

Brachiocephalic, IJ, subclavian

56
Q

Root of the neck muscles: 2

A

Anterior and middle scalenes

57
Q

Root of the neck nerves: 4

A

Roots and trunks of brachial plexus
Phrenic nerve
Vagus nerve
Sympathetic trunk

Anatomy (23 decks)

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