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Gross Anatomy > F1: Mediastinum > Flashcards

F1: Mediastinum Flashcards

1
Q

Mediastinum
Boundaries:
Superior

A

thoracic outlet and root of the neck

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2
Q

Mediastinum Boundaries Inferior

A

Diaphragm

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3
Q

Mediastinum Lateral Boundary

A

Pleural cavities

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4
Q

Anterior Boundary Mediastinum

A

Sternum and transversus thoracic muscles

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5
Q

Posterior Boundary Mediastinum

A

Vertebral column

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6
Q

Contents of Mediastinum (TR-HLV-TR-E-TDLN-VPST)

A

Thymus remnants
Heart and large blood vessels
Trachea
Esophagus
Thoracic Duct and lymph nodes
Vagus and phrenic nerves
Sympathetic trunks

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7
Q

Tmaginary plane passing from the sternal angle to the (upper, lower) border of the body of (T4,T5) (anteriorly, posteriorly)

A

lower, T4, posteriorly

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8
Q

Landmarks to the key structures of superior mediastinum

A

Jt bet manubrium and sternum
2nd costosternal jt
Demarcation bet ascending aorta and arch of aorta
Demarcation bet arach of aorta and the descending aorta
Bifurcation of trachea
Left primary bronchus
T4 IV disc

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9
Q

Anterior and Posterior Boundaries of Superior Mediastinum

A

Ant: Manubrium sterni
Post: t1-t4

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10
Q

Site at which immature lymphocytes develop to T lymphocytes

A

Thymus

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11
Q

T or F
Thymus begins involution before pubery

A

F, after puberty

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12
Q

Inferior mediastinum divides into three mediastinum

A

A, P, and middle

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13
Q

Middle mediastinum contents

A

Pericardium and heart

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14
Q

Anterior mediastinum is ___

A

Space between pericardium and the sternum

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15
Q

Posterior mediastinum lies __

A

Lies between the pericardium and the VC

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16
Q

Inferior mediastinum boundaries

A

Anterior: Body of the sternum
Posterior: T5-T12

17
Q

Inferior mediastinum contents (6) THE STD

A

Thymus
Heart within the pericardium with phrenic nerves on each side
Esophagus
Thoracic Duct
Descending aorta
Sympathetic Trunk

18
Q

Anterior mediastinum anterior and posterior boundary

A

Anterior boundary: Sternum and tranverse thoracic muscles
Posterior boundary: Pericardium

19
Q

Contents of the anterior mediastinum (TR-LN-F-CT]

A

Remnants of thymus gland
Lymph nodes
Fat
Connective tissue

20
Q

Boundary of Middle mediastinum

A

Between right and left pleural cavities

20
Q

Contents of Middle mediastinum

A

Heart
Pericardium
Phrenic nerves
Roots of great vessels: Aorta, Pulmonary Arteries and Veins, Vena Cavae
Arch of the azygos vein
Main Bronchi

20
Q

Posterior boundary of Posterior mediastinum

A

T5-T12

20
Q

Anterior boundary of the posterior mediastinum

A

Pericardium

21
Q

Contents of Middle Mediastinum

A

Heart
Pericardium
Phrenic nerves
Roots of great vessels: Aorta, Pulmonary Arteries and Veins, Vena Cavae
Arch of the azygos vein
Main Bronchi

21
Q

Contents of Posterior Mediastinum

A

Esophagus
Thoracic Aorta
Azygos and hemiazygos veins
Thoracic duct
Vagus nerves
Sympathetic trunk
Splanchnic nerves

21
Q
A
21
Q
A
21
Q
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22
Q
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Gross Anatomy (1 decks)

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