Mechanics of breathing (expiration- air out)

Question 1

Memory method

Answer 1

At rest- DR VPA
During exercise- EX DR VPA

Question 2

(EX) DR VPA

Answer 2

Exaggerate EXtra muscles- Internal intercostal muscles, Rectus abdominus
Diaphragm and EIC’s
Rib cage movement
Volume (chest cavity)
Pressure (lungs)
Air

Question 3

Diaphragm & EIC’s

Answer 3

Relax (more than at rest)

Question 4

Rib cage movement

Answer 4

Down and in (more than at rest)

Question 5

Volume (chest cavity)

Answer 5

Decreases (more than at rest)

Question 6

Pressure (lungs)

Answer 6

Increases (more than at rest)

Question 7

Air

Answer 7

Air out of lungs (more than at rest)

Question 8

Extra muscles for expiration during exercise

Answer 8

Internal intercostals
Rectus abdominus