Respiratory System

When we breathe, we take in ....

• nitrogen

• carbon dioxide

• oxygen

• hydrogen

The respiratory organ in the picture is called ....

• lung

• trachea

• bronchioles

• bronchi

The organs in letter a and b are ....

• pharynx, trachea

• pharynx, larynx

• trachea, bronchi

• larynx, trachea

A place to exchange oxygen and carbon dioxide is ....

• bronchus

• alveoli

• lung

• bronchi

Tags

NGSS.HS-LS2-5

Why is the left lung slightly smaller than the right lung ?

• to give space for the heart

• to breathe easily

• to give space for the stomach

• to swallow easily

Tags

NGSS.MS-LS4-2

The other name for trachea is ....

• food pipe

• wind pipe

• lung

• heart

The organs in letter a, b, and c are ....

• oral cavity, larynx, and pharynx

• nasal cavity, larynx, and trachea

• nasal cavity, pharynx, and larynx

• oral cavity, pharynx, and larynx

The organs in letter d and e are ....

• larynx and bronchi

• pharynx and bronchioles

• trachea and bronchioles

• trachea and bronchi

Tags

NGSS.MS-LS1-3

The diaphragm is in letter ....

• a

• b

• c

• d

• e

Tags

NGSS.MS-LS1-3

The lung is in letter ....

• a

• b

• c

• d

• e