Respiratory Flashcards

1
Q

Diaphragm

A

O: xiphoid process, ribs, lumbar vertebrae
I: central tendon
A: inspiration
N: phrenic nerves (C3, C4, C5)

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2
Q

External Intercostal Muscles

A

O: Rib Above
I: Rib below
A: elevate ribs during inspiration
N: intercostal nerve (T2 -T6)

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3
Q

Internal Intercostal Muscles

A

O: Rib Below
I: Rib Above
A: depress ribs during expiration
N: Intercostal nerve (T2- T6)

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4
Q

Inspiration Accessory Muscles

A

Deep inspiration: scalenes, SCM, levator costarum, serratus posterior/superior, pectoralis minor
Forced inspiration:
Levator scapulae, upper trapezius, rhomboids

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5
Q

Expiration Accessory Muscles

A

Rectus abdominis, external/internal oblique, transverse abdominis, QL, serratus posterior/superior

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