Circulatory and Respiratory System Review

Which of the following shows the correct sequence of air passage into the lungs?

• trachea → larynx → air sacs → bronchi

• larynx → trachea → bronchi → air sacs

• air sacs → larynx → trachea → bronchi

• larynx → bronchi → trachea → air sacs

What is the function of the respiratory system

• Take in O2 only

• Remove CO2 only

• Take in O2 ad remove CO2

• Make sugar

Which is the main organ of the respiratory system?

• heart

• lungs

• kidney

• brain

Letter A represents the...

• Trachea

• Diaphragm

• Bronchus

• Alveolus

What are the names of the air sacs in the lungs where gas exchange takes place?

• Alveoli

• Bronchi

• Bronchioles

• Intercostal muscles

Tags

NGSS.HS-LS2-3

NGSS.HS-LS2-5

Put the following in order of inhalation

• bronchioles

• alveoli

• nose

• bronchi

• trachea

Put the following in order of exhalation

• alveoli

• bronchioles

• bronchi

• nose

• trachea

When you breathe, your lungs take in ___ and remove ___.

• air/oxygen

• oxygen/carbon dioxide

• carbon dioxide/waste

• waste/air

The air sacs that are covered with capillaries where gas exchange takes place

• bronchi

• lungs

• oxygen

• alveoli

What adaptations does the alveoli have for efficient gas exchange?

• thick walls

• thin walls

• small surface area