Thorax-Eljack Flashcards

1
Q

Which intercostal space do you use to enter the thoracic cavity?

A

4th intercostal

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2
Q

The shoulder joint is always ventral to which rib?

A

The 1st

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3
Q

What procedure is the sternebrae used for?

A

Bone Marrow Biopsies

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4
Q

What are the 3 types of respiration?

A

1) Ventilation (breathing)
2) Gas Exchange (2 types; one in lungs other in tissue)
3)Oxygen Utilization

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5
Q

What are the two types of gas exchanges and their locations?

A

1) air & blood (lungs)
2) blood and tissues

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6
Q

What is external respiration?

A

Ventilation and Gas Exchange

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7
Q

What is Internal Respiration

A

Gas exchange between blood and tissues

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8
Q

The upper respiratory system covers…

A

Cranial to thoracic inlet

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9
Q

Lower respiratory system covers…

A

Caudal to thoracic inlet

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10
Q

What are the Dorsal, Ventral, and Lateral borders of the thoracic inlet?

A

D: T1 Vertebra
V: Manubrium
L: 1st pair of ribs

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11
Q

Which structure is most fragile/ affected when animal is choking?

A

Great vessels

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12
Q

What are the soft tissues in the thoracic inlet?

A

Esophagus, Trachea, Axillary lymph node, Nerves, Great Vessels

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13
Q

Name the articulation of the ribs and cartilage

A

Costochondral Junction

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14
Q

Which ribs make up the costal arch?

A

10th, 11th, and 12th

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15
Q

Functions of the bony thorax are…

A

1) Protection
2) RBC Production by sternum and ribs
3) Expansion during respiration

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16
Q

What structures are included in the bony thorax?

A

1) 13 thoracic vertebrae
- including “floating rib”
2) 8 sternebrae
3) costal cartilages

17
Q

Contents of the thoracic cavity are…

A

Trachea, lungs, heart, great vessels, esophagus, lymph nodes, thymus

18
Q

Thoracic outlet is located between…

A

Last thoracic vertebra

19
Q

Which two structures are a part of the thoracic outlet?

A

Xiphoid process and Costal arch