Respiratory System

the two air passages of the lungs which diverge from the windpipe.

• trachea

• bronchi

• diaphram

a tube by which air passes to and from the lungs.

• trachea

• bronchi

• diaphram

The main purpose of the respiratory system is to helps us breathe.

• True

• False

The_______protects your lungs.

• bone

• rib cage

• heart

Inhale means to__________

• breathe in

• breathe out

Exhale means to _________

• breathe in

• breathe out

larynx

• 膈肌

• 喉口

• 气管

Respiration is the ________ between the body and the outside world.

• breathing in O2

• breathing out CO2

• gas exchange

Number 1 and 2 are pointing to.......

• The nose and nasal passage.

• The mouth and trachea.

• The bronchus and bronchioles.

• The nose and alveoli.

Which number is pointing to the diaphragm?

• 8

• 7

• 6

• 5