Week 2 Thorax ✅ Flashcards

1
Q

Where is the neurovascular bundle in relation to the rib?

A

Inferior of costal groove

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2
Q

How do you know where to insert the chest drain?

A

Palpate the rib, go above and aim for middle

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3
Q

How do the upper ribs move?

A

Laterally

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4
Q

How do the lower ribs move?

A

Bucket handle

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5
Q

What are the external intercostal muscles used for?

A

Inspiration

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6
Q

What are the internal intercostal muscles used for?

A

Expiration

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7
Q

What are the innermost intercostal muscles used for?

A

Expiration

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8
Q

Which nerves control automated and voluntary breathing?

A

C3,4,5

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9
Q

Why is referred pain from the diaphragm felt in the shoulder?

A

C3,4,5

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10
Q

Where might referred pain be felt in ectopic pregnancy?

A

Diaphragm

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11
Q

Why might the diaphragm be elevated on the right? What about if it was very elevated

A

Liver makes diaphragm higher on the right
Very high - ?paralysis of diaphragm

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12
Q

Which accessory muscles are used for inspiration?

A

Sternocleidomastoid
Anterior, middle and posterior scalenes
Pectoralis major/minor
Serratus anterior

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13
Q

How should you position patients in respiratory distress

A

Sat up/tripod
DO NOT LIE DOWN

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14
Q

How should a single rib fracture be managed?

A

Rest - rib above and below will act as a splint
Analgesic to keep moving

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15
Q

What happens if rib/chest pain is poorly treated?

A

Pneumonia

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16
Q

How do you differentiate between anterior and posterior ribs on CXR?

A

Anterior - sloped on CXR
Posterior - horizontal on CXR

17
Q

What is kyphosis?

A

Forward rounding of the upper back

18
Q

What is scoliosis?

A

Spine twists and curves to the side

19
Q

What is kyphoscoliosis?

A

Kyphosis and scoliosis - spinal twisting on 2 planes

20
Q

When might you see barrel chest?

A

Common with smoking. Larger lungs with emphysema

21
Q

What is the difference between parietal and visceral pleura?

A

Visceral is against large organs, parietal is against wall of the cavity/structure

22
Q

What can a flail chest cause?

A

Ineffective ventilation as negative pressure is not working
Pulmonary contusion
Hypoventilation with atelectasis

23
Q

What is atelectasis?

A

Partial collapse or incomplete inflation of the lung

24
Q

What is PPV?

A

Positive pressure ventilation

Machine pumps air in, positive pressure sucks air out

25
Q

How do you treat flail chest?

A

PPV
ORIF (Open reduction and internal fixation)

26
Q

Why treat flail chest with PPV?

A

Brings flail segment up with lungs as it should

27
Q

What are complications of cardiac contusion?

A

ECG abnormalities, arrhythmias

28
Q

Why does being hit in the chest cause cardiac arrest?

A

Arrhythmia