Session 1-Thoracic Cage Vertebra-Ribs-Sternum Flashcards

1
Q

Features of a Typical Vertebrae and what levels are they composed off?

A

Body- heart-shaped,
superior costal facet, inferior costal facet

Arch-Pedicle, Lamina- Superior and Inferior Vertebral notches
Vertebral Foramen- small and circular

SP’s- project inferiorly

TP’s
Superior articular process
Inferior articular process

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2
Q

What way are the Typical Vertebrae are projecting superiorly?

A

posterolateral

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3
Q

What way are the Typical Vertebrae are projecting inferiorly?

A

anteromedial

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4
Q

which way are the facets facing?

A

oblique but nearly in vertical-coronal plane

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5
Q

What rib head does the superior costal facet articulate with?

A

same number rib head

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6
Q

What rib head does the inferior costal facet articulate with?

A

rib head below

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7
Q

Transverse Costal Facet articulates with which rib tubercle?

A

same number

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8
Q

T1 Atypical Vertebra Features?

A

Superior Costal Facet is entire only for rib 1

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9
Q

T10 Atypical Features?

A

Superior costal facet is circular only for rib 10

No inferior costal demifacet

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10
Q

T11-T12 Atypical Features:

A

Inferior Articular Process as T12 matches L1

Costal Facets- superior costal facet is entire for rib 11 or 12

No inferior costal facet on body

No costal facet on Tp

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11
Q

Typical Ribs R3-9 Anterior end is concavee or convex?

A

concave for costal cartilage rib 1-10

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12
Q

Typical ribs R3-R9 Posterior End contains?

A

Superior Articular Facet
Inferior articular facet
crest

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13
Q

Typical Ribs the Superior Articular Facet connects to the?

A

with the inferior costal demi facet of vertebral body above

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14
Q

Typical Ribs Inferior Articular Facet connects to the?

A

with the superior costal facet same vertebral body

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15
Q

Rib Tubercle contains?

A

Articular facet= articulates with the same number TP
Non- Articular Facet- attachs of the costotransverse Lig

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16
Q

Purpose of the Costal Groove?

A

shallow protection.
Protects the Intercostal VAN

17
Q

Atypical Ribs R1 contains..

A

Scalene tubercle
(anterior scalene)

Rib head has single facet articulating with T1

18
Q

Anterior to scalene tubercle on Rib 1 is

A

subclavian vein

19
Q

posterior to scalene tubercle on rib 1 is

A

subclavian artery

20
Q

Atypical Rib R2 features

A

external surface faces= superiorly/laterally (up/outward)

Internal Surface= inferiorly/medially) down and inward

Contains tuberosity for serratus anterior

21
Q

Atypical Ribs 10 Features:

A

rib head only 1 facet

22
Q

11th/12th Rib Features:

A

short ribs with free anterior margins.

Only 1 facet- no tubercle or neck

23
Q

Costal Cartilages:
True Ribs

A

Vertebrocostal
costal cartilages 1-7
attach directly to the sternum via costal-cartilages

24
Q

Costal Cartilages- False Ribs

A

Vertebrochondral ribs

Costal Cartilages 8-10

attach indireclty t the sternum via the costal cartilage

25
Q

Floating Ribs

A

Cartilages 11-12
Free Ribs

Form a cap on the ribs which free anteriorly

26
Q

what level is the Manubrium?

A

T3-4 in line with clavicular notch

27
Q

what level is the Body?

A

T5-9

28
Q

what level is the Xiphoid Process

A

T-10

29
Q
A