JC_Respiratory System

When we breathe in...................enters our lungs and passes into the blood.

• oxygen

• carbon dioxide

The windpipe is also called

• trachea

• alveoli

The only externally visible part of the respiratory system

• Eyes

• Nose

• Pharynx

• Larynx

A small flap of tissue that covers the trachea is called the

• bronchi

• larynx

• pharynx

• epiglottis

What is function of the dome-shaped diaphragm muscle?

• This is where gas exchange happens.

• Air passes through the diaphragm on the way to the lungs.

• It attaches to the lungs and contracts and relaxes to help in breathing.

These are the two two main branches from the trachea (one to each lung)

• bronchi

• alveoli

• capillaries

• bronchioles

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

• bronchi
• lungs
• oxygen
• alveoli

What type of cells carry oxygen in the blood?

• red blood cells

• white blood cells

Tags

NGSS.MS-LS1-3

What is oxygen needed for?

• energy releasing chemical reactions

• to make glucose

• to take in sunlight

• none of the above

Tags

NGSS.MS-LS1-6

NGSS.MS-LS1-7

Inhale!!!!
Your lungs are ___________  air

• taking in
• letting out

Tags

NGSS.HS-LS1-3