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Anatomy > Thorax and Neck > Flashcards

Thorax and Neck Flashcards

1
Q

Differentiate typical vs atypical rib

A

Typical - long, twisted, flat, has costal groove

Atypical - small, flattened, first rib

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2
Q

___ muscle is attached to the first rib (accessory muscle of respiration)

A

Scaleneus anterior

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3
Q

the first to seventh ribs are attached to the ___ edge of the sternum

A

lateral

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4
Q

the 8th to tenth ribs are attached to the ____

A

cartilage above it

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5
Q

The sternal angle of louis is at the level of the ___ throracic vertebra

A

T4 to T5

Also the junction of the ascending and aortic arch,, bifurcation of the trachea,

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6
Q

Name the false ribs

A

8,9,10

True ribs - 1 to 7
Floating - 11,12

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7
Q

Compression of the brachial plexus and subclavian artery and vein against the first rib and clavicle causes

A

Thoracic outlet syndrome

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8
Q

This muscle of respiration is lined by endothoracic fascia and pleura

A

innermost intercostal

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9
Q

Arrangement of blood vessels and nerves in the intercostals (from top to bottom)

A

vein, artery, nerve

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10
Q

Name the openings of the diaphragm

A

IVC 8
Esophageal 10
Aorta 12

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11
Q

Name the muscles of inspiration

A

SCM, scalene, intercostals, diaphragm

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12
Q

The suprasternal space of burns is located ___ cm above the manubrium

A

2 cm

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13
Q

[Fascia]

what enclose the trapezius and sternocleidomastoid?

A
  1. Superficial layer of the deep cervical fascia
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14
Q

[Fascia]

what enclose the submandibular and parotid glands?

A
  1. superficial layer of the deep cervical fascia
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15
Q

[Fascia]

forms the false capsule of the thyroid

A

pretracheal layer

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16
Q

[Fascia]

sheath that encloses the infrahyoid muscles

A

pretracheal layer

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17
Q

[Fascia]

forms the fascial floor of the posterior triangle

A

prevertebral layer

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18
Q

[Fascia]

most superficial deep fascia

A

investing layer

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19
Q

[Fascia]

a deep cervical fascia that is limited to the anterior part of the neck

A

pretracheal

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20
Q

___ local condensation of the prevertebral, pretracheal and investing layers of the deep cervical fascia

A

carotid sheath

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21
Q

What are the contents of the carotid sheath

A
  1. L: IJV
  2. M: CCA, ICA
  3. P: vagus nerve
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22
Q

____

a potential space bounded by deep cervical fascia, lies between the vertebral and visceral compartments

A

retropharyngeal space

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23
Q

What are the boundaries of the retropharyngeal space?

A
  1. A: visceral part of the pretracheal fascia
  2. P: Prevertebral fascia
  3. L: carotid sheaths
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24
Q

What are the fascia that surrounds the retropharyngeal space

A
  1. A: pretracheal (middle deep fascia)

2. P: Prevertebral (deep deep fascia)

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25
Q

The submandibular space is transected by what muscle

A

mylohyoid

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26
Q

____

broad thin, sheet of muscle in the subcutaneous tissue of the neck

A

platysma

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27
Q

In torticollis, the chin pointing to the right, then upward, and then the head turned to the left means that the damage is

A

Left SCM

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28
Q

what bone has no articulation with another bone?

A

hyoid

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29
Q

the hyoid bone is at the level of what cervical vertebra?

A

C3

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30
Q

What are your suprahyoid muscles?

A
  1. Digastric
  2. Mylohoid
  3. Stylohyoid
  4. Geniogyoid

Remember: D MSG

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31
Q

What muscle divides the digastric into anterior and posterior belly

A

stylohyoid

32
Q

What are your infrahyoid muscles?

A
  1. Thyrohyoid
  2. Omohyoid
  3. Sternohyoid
  4. Sternothyroid
33
Q

The superficial infrahyoid muscles are?

A
  1. Omohyoid

2. Sternohyoid

34
Q

the deep infrahyoid muscles are

A
  1. Thyrohyoid
  2. Sternothyroid

these are covered byt the sternohyoid muscle

35
Q

What muscle depresses the larynx?

A

sternothyroid

36
Q

What muscle elevates the larynx?

A

Thyrohyoid

37
Q

what muscle divides the neck into anterior and posterior triangles?

A

SCM

38
Q

What are the different triangles of the anterior traingle

A
  1. Submental
  2. Digastric/Submandibular
  3. Carotid
  4. Muscular
39
Q

What are the triangles of the posterior triangle?

A
  1. Supraclavicular

2. Occipital

40
Q

Draw the boundaries of the triangles of the neck

A

:)

41
Q

This neck triangle is associated with accessory nerve lesions

A

occipital triangle

42
Q

The posterior triangle contains these nerves

A
  1. 3 trunks of the brachial plexus
  2. Four cutaneous branches of the cervical plexus
  3. Spinal accessory
43
Q

What are the arteries present in the posterior triangle?

A
  1. 3rd part of subclavian artery
  2. Suprascapular artery
  3. Transverse cervical artery
  4. Occipital artery
44
Q

___ is the superficial landmark of the supraclavicular fossa

A

Supraclavicular triangle

45
Q

This triangle is where the external jugular vein and subclavian vein crosses

A

supraclavicular triangle

46
Q

What rib articulates the manubrium

A
  1. First rib

2. Upper half of the second rib

47
Q

The head of 5th rib articulates with the

A

Superior articular facet, T4

Inferior articular facet of T5

48
Q

Rib 10 articulates to what thoracic vertebra

A

T10

49
Q

The 5th rib tubercle articulates to the ___

A

Transverse process of T5

50
Q

Rib without tubercle

A

11, 12

51
Q

The rib tubercle articulates with what part of the vertebra

A

Transverse process of the corresponding vertebra

52
Q

Weakest part of the rib is ___

A

anterior to its angle

53
Q

What are your muscles of inspiration?

A
  1. External intercostal
  2. Internal intercostal
  3. Innermost intercostal
54
Q

[Diaphragm]

The right crura arises from the

A
  1. Sides of T1 to T3 + intervertebral discs
55
Q

[Diaphragm]

The left crura arises from the

A

Body of L1 to L2 + intervertebral disk

56
Q

During inspiration, the rib neck moves laterally and rotates

A

on its own axis

57
Q

What muscles contract during forced inspiration to raise the firs rib?

A
  1. Scalenus anterior

2. Scalenus medius

58
Q

What muscles contract during forced inspiration to raise the sternum?

A

SCM

59
Q

What muscles contract during forced inspiration to raise the ribs?

A
  1. Serratus anterior

2. Pectoralis minor

60
Q

What muscles contract during forced expiration to pull the 12th rib downward?

A
  1. Quadratus lumborum
61
Q

What muscles contract during forced expiration to pull the lower ribs?

A
  1. Latissimus dorsi
62
Q

The largest branch among the intercostal nerves is the ____

A

1st intercostal nerve

63
Q

What intercostal nerve joins the C8 to form the brachial plexus?

A

1st intercostal nerve

64
Q

The skin above the sternal angle can be the referred pain site for ___

A

GB pain

65
Q

What subcostal nerve runs beneath the 12th rib

A

12th thoracic spinal nerve

66
Q

[Intercostal artery]

Large single

A

Posterior intercostal artery

67
Q

[Posterior Intercostal artery]

The Intercostal artery supplying the first and 2nd ICS is a branch of the

A

Costovertebral trunk

68
Q

[Posterior Intercostal artery]

the intercostal artery supplying the 3rd to 9th intercostal space is a branch of the

A

thoracic aorta

69
Q

[Intercostal artery]

2 arteries that are small

A

anterior intercostal artery

70
Q

[Anterior Intercostal artery]

The intercostal artery supplying the first to sixth intercostal space is a branch of the

A

Internal thoracic

71
Q

[Anterior Intercostal artery]

The intercostal artery supplying the 7th to 9th ICS is a branch of the

A

musculophrenic artery

72
Q

The posterior intercostal vein drains to the ____

A
  1. Azygous (right)

2. Hemiazygous (left)

73
Q

The anterior intercostal vein drains to teh

A
  1. Internal thoracic vein

2. Musculophrenic vein

74
Q

During thoracentesis, the needle pass throug these structures

A

{Anterior to posterio}

  1. Externa Intercostal
  2. Innermost intercosta
  3. Thoracic caity
75
Q

From superior to inferior, what are the contents of the intercostal space?

A

Vein
Artery
Nerve

76
Q

The intercostal nodes drain to the ____

A

Cysterna chyli

77
Q

The phrenic nodes drain to the ____

A

parasternal and posterior mediastinal lymph nodes

Anatomy (37 decks)

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