Lung Volume

Question 1

Total lung capacity

Answer 1

The total amount of air that can be inhaled after one long deep breathe - with exercise your lungs capacity increases

Question 2

Vital capacity

Answer 2

Amout of air forced from the lung by maximal exhale

Question 3

Residual volume

Answer 3

The amount of air that is left in the lungs after maximum exhale
There is always so air left in the lungs
No changes with exercise

Question 4

Expiratory reserve volume

Answer 4

The amount of air that can be forced out of the lung after a normal bre

Question 5

Vena cave

Answer 5

Structure
It is a large vein it has a thin muscle wall
There are two vena cave
superior vena cava and the inferior vena cava
It transport deoxygenated blood from the
working muscles into the heart eg the right atrium
The superior vena cava carries blood from the head, neck, arms, and chest
The inferior vena cava carries blood from the legs, feet, and organs in the abdomen and pelvis.

Question 6

Pulmonary artery