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Flashcards in Thorax + Lungs Deck (13)
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1
Q

Which nerves associate with the pectoralis major?

A

Pectoral nerves C5-T1

2
Q

Which nerve associates with the sternocleidomastoid muscle?

A

CNXI - spinal accessory

3
Q

Which nerves associate with the rectus abdominus?

A

Intercostal + subcostal nerves (T7-12)

4
Q

Which nerves associate with the pectoralis minor?

A

Pectoral nerves C5-T1

5
Q

What nerves associate with the serratus anterior muscles?

A

Long thoracic nerve C5-7

6
Q

What are the three intercostal muscles?

A

External, internal, innermost

7
Q

What three vessels/nerves sit in the costal groove?

A

Intercostal vein (anterior/posterior), intercostal artery (anterior/posterior), intercostal nerve

8
Q

What pierces the diaphragm and where?

A

Abdominal aorta T12, oesophagus T10, inferior vena cava T8, phrenic nerve

9
Q

What is the diaphragm made of and what does it separate?

A

Skeletal muscle, thoracic and abdominal cavity

10
Q

Which lung has 3 and which has 2 lobes?

A

Right - 3 (superior, middle, inferior), left - 2 (superior and inferior)

11
Q

What fissures are present in right and left lungs?

A

R - horizontal, oblique, L - oblique

12
Q

What are the bronchopulmonary segments?

A

The largest functional divisions of the anatomical lobes and each have own blood/air supply

13
Q

What happens during emphysema?

A

Destruction of alveolar walls which decreases surface area and elastic tissue, + narrowing of bronchioles