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Anatomy T2 > The Thoracic Cage > Flashcards

The Thoracic Cage Flashcards

1
Q

what is the thoracic cage

A

structure that surrounds and protects the heart, lungs, and some of the abdominal organs

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2
Q

how many pairs of ribs

A

12

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3
Q

what is the jugular/sternal notch?

A

the notch of the maubrium

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4
Q

what are clavicular notches

A

articular facets of the sternal notch where the manubrium articulates with the clavicle

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5
Q

the angle of louis is a landmark for what rib?

A

rib 2

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6
Q

what is the angle of louis

A

the manubriosternal joint/sternal angle

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7
Q

what are costal notches

A

structures along the side of the body of the sternum for the articulation of costal cartilage

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8
Q

what is the xyphoid process

A

the thin process of the sternum inferior to the body

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9
Q

which ribs are the “true” ribs

A

1-7

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10
Q

which ribs are the false ribs

A

8-12

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11
Q

which ribs have a direct connection with the sternum via their own costal cartilage?

A

the true ribs (1-7)

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12
Q

which ribs have an indirect connection with the sternum

A

ribs 8-10

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13
Q

which ribs are not attached anteriorly?

A

11 and 12

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14
Q

how do the false ribs connect to the sternum

A

via the 7th rib costal cartilage

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15
Q

what is the name for the ribs that are unattached anteriorly?

A

floating ribs

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16
Q

which ribs are “typical”

A

2-10

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17
Q

what characteristics make a typical rib

A

head, neck, tubercle, shaft

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18
Q

what constitutes a typical rib head

A

rib structure with 2 facets (superior and inferior) that articulate with 2 vertebral bodies

19
Q

what is the neck of a rib

A

rib structure between the head and the tubercle

20
Q

what is a rib tubercule

A

articular facet that articulates with a TVP

21
Q

what portion of the rib has an angle and a costal groove for the costal nerve

A

shaft

22
Q

what is the longest rib

A

7

23
Q

which ribs are atypical

A

1, 11, 12

24
Q

which ribs articulate with only 1 vertebral body

A

the atypical ribs (1, 11, 12)

25
Q

how does a rib shaft project from the vertibrae

A

posteriorly, inferiorly, and laterally until it gets to the rib angle, then curves anteriorly

26
Q

what part of the rib marks the greatest change in its curvature

A

the rib angle

27
Q

what are the costal facets

A

structures on the vertebral bodies which articulate with the heads of ribs

28
Q

how are typical ribs numbered in relation to vertebral bodies?

A

superior costal facet articulates with the head of the rib of the same number

29
Q

the articular facet on the tubercle of a typical rib articulates with what on the corresponding vertebral body?

A

transverse costal facet

30
Q

how do the transverse costal facet-articular facet relationship correlate with typical rib/vertebra number

A

they are the same

31
Q

what is the scalene tubercle

A

structure of rib 1 where the anterior scalene muscle attaches

32
Q

the grooves for the subclavian artery and vein are located on which rib?

A

rib 1

33
Q

what are demi-facets

A

the facets on vertebral bodies with which typical ribs articulate

34
Q

what do atypical ribs articulate with on vertibrae?

A

complete facets

35
Q

what is the broadest and most curved rib?

A

rib 1

36
Q

what rib does not have a rib angle?

A

rib 1

37
Q

where is the groove for the subclavian vein and artery

A

rib 1

38
Q

structure for blood vessels on rib 1

A

groove for subclavian vein and artery

39
Q

what is thoracic outlet syndrome

A

compression of the subclavian artery, vein, and brachial plexus

40
Q

which ribs are floating ribs

A

11 and 12

41
Q

what rib so not articulate with a transverse process

A

11 and 12

42
Q

what is a landmark for rib 2

A

superior angle of the scapula

43
Q

what is the landmark for rib 3

A

root of the spine of the scapula

44
Q

what is a landmark for rib 7

A

the inferior angle of the scapula

Anatomy T2 (15 decks)

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