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Respiratory System > Thoracic Wall & Diaphram > Flashcards

Thoracic Wall & Diaphram Flashcards

1
Q

What forms the roof and floor of the thoracic cavity

A

Roof = Subpleural Membrane. Floor = Diaphragm

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2
Q

What are the borders of the thoracic cavity

A

Roof = Subpleural Membrane. Floor = Diaphragm, Anterior = Sternum, Ribs, Costal Cartilage. Posterior = Vertebrae T1-T12

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3
Q

What organs are covered the ribs

A

Kidneys, Liver & Spleen, Upper parts of stomach

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4
Q

The covering of the Kidneys, Liver & Spleen, Upper parts of stomach is A: Wholly, B: Partially, C: Can be both

A

C: Can be both

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5
Q

What is the common name given to a 13th rib

A

Gorilla Rib

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6
Q

How many ribs are in the thoracic cavity

A

12

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7
Q

Which are the true ribs

A

Ribs 1-7 (1st 7 ribs)

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8
Q

Which are the names for the last 2 ribs

A

Floating ribs

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9
Q

Why are floating ribs called such

A

Because they make no contact with the sternum or any other ribs.

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10
Q

What is the name of the point at which the Manubrium joins the body of the sternum

A

Angle of Louis

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11
Q

What is the name of the most distal bone of the sternum

A

Xiphoid Process

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12
Q

At what two points of the ribs does the vertebra join with the rib & what is the name of that joint

A

Head (Costal Head) and Tubercle. Costotransverse Joint

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13
Q

What type of joint is a costotransverse joint?

A

Synovial

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14
Q

What forms the costochondral joint

A

Joint formed between the rib and the costal cartilage

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15
Q

Which ribs articulate with the sternum?

A

Ribs 1-7

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16
Q

What type of joint is the xiphisternal and manubriosternal joints

A

Symphysis

17
Q

Which ribs articulate with their own vertebrae only?

A

7, 11, 12

18
Q

True or false. For the ribs that do not articulate with their own vertebrae only, their costal heads articulate with the other vertebra on the upper or lower facets?

A

Upper facet

19
Q

Joint between the vertebrae and the ribs are kept together by what ligament anteriorly

A

Radiate ligament (Tri-radiate ligament)

20
Q

What does the intracostal ligament hold

A

Ridges between the vertebra and costal heads

21
Q

Which ligament does the radiate ligament run deep to?

A

Anterior Longitudinal Ligament

22
Q

What ligament connects the right and left crura

A

Median acurate ligament

23
Q

what is the origin of the right crus and left crus

A

Right = L1-L3. Left = L1-L2

Respiratory System (2 decks)

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