Respiratory System

Reorder the following structures below in the order in which air passes through them as it travels from the noes to the lungs

• Trachea

• Alveoli

• Pharynx

• Larynx

• Bronchi

Match the following

• The windpipe

• bronchioles

• Prevents food from entering the trachea

• diaphragm

• Smallest respiratory passageways in the lungs

• epiglottis

• The main muscle involved in inhalation

• trachea

• Location where gas exchange takes place

• alveoli

Label the following picture

g

h

i

j

f

e

d

c

b

a

Trachea

Bronchioles

Bronchi

Pharynx

Larynx

Mouth

Diaphragm

Alveoli

Nose

Nasal passage

When we ​ (a)   air enters the body through the nose and mouth.

• inhale
• exhale
• muscles
• diaphragm
• air sacs
• mouth
• cilia
• brain

​ (a)   and mucous work to trap dirt and germs before we inhale.

• Cilia
• exhale
• muscles
• diaphragm
• air sacs
• mouth
• brain

The ​ (a)   helps draw air into the lungs

• diaphragm
• exhale
• muscles
• air sacs
• mouth
• cilia
• brain

The structure where the respiratory system and the circulatory system meet is the ​ (a)  

• air sacs
• exhale
• muscles
• mouth
• cilia
• brain

The ​ (a)   controls the rate of breathing

• brain
• exhale
• muscles
• mouth
• cilia

Can be triggered by airborne substance, foods, or common bacteria and viruses

• Bronchitis

• Pneumonia

• Cystic Fibrosis

• Asthma

• Emphysema

Inflammation of mucous membrane lining the bronchial tubes

• Bronchitis

• Pneumonia

• Cystic Fibrosis

• Asthma

• Emphysema