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Cross Sectional > Lesson 9 (Part 1) > Flashcards

Lesson 9 (Part 1) Flashcards

1
Q

What are the contents of the thorax? (4)

A
  1. Bony framework
  2. Cavities
  3. Vital organs
  4. Vascular structures
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2
Q

What makes up the bony framework of the thorax? (3)

A
  1. Thoracic spine
  2. Ribs
  3. Sternum
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3
Q

What are the cavities located in the thorax? (4)

A
  1. Thoracic
  2. Mediastinal
  3. Pleural
  4. Pericardial
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4
Q

What are the 2 vital organs of the thorax?

A
  1. Heart

2. Lungs

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5
Q

What are the vascular structures found in the thorax? (4)

A
  1. Aorta
  2. IVC
  3. SVC
  4. Pulmonary vessels
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6
Q

What makes up the anterior boundaries of the thorax? (5)

A
  1. Sternum
  2. Ribs
  3. Intercostal
  4. Chest wall muscles
  5. Skin
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7
Q

What make up the posterior boundaries of the thorax? (6)

A
  1. Spine
  2. Scapula
  3. Ribs
  4. Intercostal
  5. Back muscles
  6. Skin
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8
Q

What makes up the superior boundary of the thorax?

A

The thoracic inlet

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9
Q

What makes up the inferior boundary of the thorax? (2)

A
  1. Diaphragm

2. Thoracic outlet

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10
Q

How many thoracic vertebrae are there?

A

12

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11
Q

What attaches to the thoracic vertebrae?

A

Pairs of ribs

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12
Q

True ribs

A

Ribs that attach directly to the sternum

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13
Q

False ribs

A

The first three ribs that attach to cartilage of the rib above it

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14
Q

What is another name for false ribs?

A

Vertebro-chondral ribs

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15
Q

Floating ribs

A

The last 2 ribs that are not attached to cartilage

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16
Q

What is the function of the sternum? (2)

A
  1. To protect the organs

2. Support the head and neck

17
Q

What makes up the sternum? (3)

A
  1. Manubrium
  2. Body
  3. Xiphoid process
18
Q

Where is the manubrium?

A

It is the superior portion of the sternum

19
Q

Where is the body of the sternum?

A

It is the middle portion

20
Q

Where is the xiphoid process?

A

It is the inferior portion of the sternum

21
Q

Aperture

22
Q

What covers the outlet of the thorax?

A

The diaphragm

23
Q

What is between the body and the transverse process?

24
Q

What is between the spinous process and transverse process?

25
Q

Thoracic inlet

A

Aperture ring of bone

- anything that needs to go to your head goes through here

26
Q

What are the vital structures that pass through the thoracic inlet? (6)

A
  1. Trachea
  2. Esophagus
  3. Carotid arteries
  4. Jugular veins
  5. Nerves
  6. Lymphatics
27
Q

Where does the diaphragm extend?

A

Across the bottom of the rib cage

28
Q

What does the diaphragm separate?

A

The thoracic and abdominal cavities

29
Q

What does the convex upper surface of the diaphragm form?

A

The floor of the thoracic cavity

30
Q

What do the muscle fibres in the diaphragm converge to form?

A

A central tendon

31
Q

What passes through the hiatus of the diaphragm? (3)

A
  1. IVC
  2. Aorta
  3. Esophagus

Cross Sectional (54 decks)

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