Science Quiz 11A |Wednesday March 20|

Our breathing system is called the

• circulatory system
• respiratory system
• nervous system
• digestive system

Every cell in your body needs ___ to live and function.

• oxygen
• carbon dioxide
• nitrogen
• hydrogen

Tags

NGSS.HS-LS1-7

You breathe in ____ and other gases when you inhale.

• oxygen
• helium
• carbon dioxide
• nitrogen

Your ___ controls how you breathe.

• liver
• stomach
• brain

• lungs

The strong curve muscle attached below the lungs to the lower ribs and backbone is called the

• abdomen
• diaphragm
• trapezius
• pectoralis major

The chest muscles and the diaphragm change the ____ and ____ inside your body to allow you to breathe.

• color and texture
• space and pressure

• temperature and humidity
• speed and distance

Tags

NGSS.MS-PS2-5

The gas produced by cells is

• Nitrogen
• Hydrogen
• Oxygen
• Carbon dioxide

You breath out ____ and other gases when you exhale.

• helium
• nitrogen
• carbon dioxide
• oxygen

Breathing automatically without thinking about it is

• Unconscious breathing

• involuntary breathing.

• conscious breathing

• Deliberate breathing

Thinking about and controlling your breathing is

• Unconscious breathing
• Mindful breathing
• Automatic breathing
• voluntary breathing