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BMS246 Anatomy > Week 1 - Chest and Lungs > Flashcards

Week 1 - Chest and Lungs Flashcards

(76 cards)

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1
Q

How many ribs

A

12

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2
Q

True ribs

A

1-7

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3
Q

Why true ribs

A

Attach directly to the sternum

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4
Q

False ribs

A

8-10

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5
Q

Why false ribs

A

Attach to sternum via the costal cartilage

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6
Q

Floating ribs

A

11 and 12

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7
Q

Why floating ribs

A

Don’t articulate with the sternum

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8
Q

The first rib is

A

Fixed

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9
Q

Because the first rib is fixed what does this mean when the intercostal muscles contract

A

All will get pulled up except for the first rib

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10
Q

What is the order or arternies veins and nerve in the costal groove

A

Vein Arteries Nerves

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11
Q

Three parts of the sternum start superior

A

Maniburium
Body
Xiphoid processes

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12
Q

How would you orientate a rib

A

Look for costal groove, that is always on the inferior side

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13
Q

What is the hole in the middle of the vertebrae called

A

Vertebral canal

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14
Q

What is the bumpy bit at the back of the vertrbrae

A

Dorsal spineous process

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15
Q

What can be said about the xiphoid process in an adult

A

Usually ossified

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16
Q

Uppermost 10 pairs of ribs …

A

Articulate posteriorly with the vertebral column and articualte anteriorly with the sternum

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17
Q

What is the sternal angle

A

When the manubrium of the sternum meets the body

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18
Q

Describe the intercostal muscles from outer to inner

A

External
Inner
Innermost

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19
Q

Which part is responsible for bucket handle respiration

A

Thorax - movement of the ribs

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20
Q

Which part is repsonsible for pump handle respiration

A

Sternum

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21
Q

The thorax creates what movement druing respiration

A

Bucket handle

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22
Q

The sternum creates what movement during respiration

A

Pump handle

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23
Q

What is the notch at the top of the sternum called

A

Jugular notch

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24
Q

What are the two notches either side of the jugular notch called

A

Clavicular notch

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25
Does the diaphragm go right the way back the the ventrbal column, why?
No, | Descending aorta runs behind
26
What nerves innervate the diaphragm
Phrenic (L and R)
27
Right lung has how many lobes
3 lobes
28
Left lung has how many lobes
2 lobes
29
Why does the left lung only have two lungs
Because heart on left side, less space
30
What is found in the middle mediastinum
Heart
31
At what thoracic level dividies the superior mediastinum from the rest
T4
32
What is significant about the t4/t5 level
Sternal angle Many vessels - arch of the aorta Splits superior mediastinum from inf Biurification of the trachea
33
What is special about the first rib
Fixed doesn't move
34
How can you tell external intercostals
Hands in pockets
35
Hand can you tell internal intercostals
Hands on tits
36
Describe when the external intercostals are used
Contract upon inhalation aiding the rising of the chest
37
Describe when the internal intercostals are used
Contract upon forced expiration to help depress the ribs
38
Describe the bucket handle movement of the thorax
Elevation of the ribs causes and increase in lateral diameter of the ribcage
39
Describe the pump handle movement of the sternum
Elevation of the ribs | Increase in antero-posterior diameter of thoracic cavity
40
Top part of the sternum
Maniburium
41
What may be found on the lateral surfaces of the body of the sternum
facets for rib articulation
42
What are the processes called on vertebrae either side of the spinous process
Transverse process
43
What is the name of the notch in ribs that carriers veins arteries and nerves
Costal groove
44
What is the point on ribs
Angle
45
What are the three levels of the diaphragm AT BACK MIDDLE FRONT
T12 T8 T10
46
Is the curve of the diaphragm more inferior posteriorly or anteriorly
Anteriorly
47
The body of the sternum begins at which level
T4/5
48
What pleura lines the lungs
Visceral
49
Which pleura lines the chest wall
Parietal
50
How many lobes right lung
3
51
Names of the lobes of the right lung
Superior Middle Inferior
52
What fissue separates the superior and middle lobe
Horizontal
53
What fissue separates the middle and inferior
Oblique
54
How many lobes left lung
2
55
Names of left lung lobes
Superior | Inferior
56
What is the name of the fissue found on the left lung
Oblique
57
Behind the _______ lung there is a depression caused by the ___________
Left | Descending aorta
58
What is the hilum
Where the arteries veins and airways are
59
Which blood vessel lies more inferior. Pulm artery or vein
Pulmonary vein
60
At what level is the oblique fissure of the right lung
T2
61
At what level is the horizontal fissure of the right lung
Rib 4
62
The pulmonary vein is _________ to the pulmonary artery
Inferior
63
The pulmonary artery is ________ to the pulmonary vein
Superior
64
The chest is bound by the _________ laterally and the ________ internally
ribcage | Diaphragm
65
What pierces the diaphragm
Oesophagus and the inferior vena cava
66
The left phrenic nerve controls what side of the diaphragm
Right
67
What separates the diaphragm from the abdomen
Thoracic diaphragm
68
The way in which nerves innervate the chest wall can be described as
Segmental
69
Where does the vagus arise
Brainstem
70
Where does the vagus enter the chest
Close to the sides of the trachea and oesophagus
71
What is the function of the vagus
innervate the organs of the chest then penetrates the chest to supply the organs of the viscera
72
Where does the phrenic nerve arise
C 3 4 5
73
The phrenic nerve runs _________ to the vagus
Lateral
74
The vagus nerve runs ________ to the phrenic
Medial
75
The phrenic nerve passes infront of
The roots of each lung
76
What is the lingula
Shape of tounge on the left lung

BMS246 Anatomy (7 decks)

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