Topic.2.Lesson.4.Respiratory.System

What are the main organs of your respiratory system?

• Heart

• Stomach

• Lungs

• Brain

What are the tubes that go from the trachea into the lungs?

• alveoli

• diaphragm

• epiglottis

• bronchi

What is the name of the flap of tissue that closes when we eat so food doesn't go down the trachea?

• larynx

• pharynx

• trachea

• epiglottis

What is the name of the respiratory system that contains the vocal cords and is known as the voice box?

• windpipe

• larynx

• pharynx

• epiglottis

What is the main function of the respiratory system?

• to provide oxygen and remove carbon dioxide from the body

• to break down food and absorb nutrients

• to remove oxygen from the body and deliver carbon dioxide

• to filter and eliminate liquid waste from the body

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.

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

• 1st blank - air

  2nd blank - oxygen

• 1st blank - oxygen

  2nd blank - carbon dioxide 

• 1st blank - carbon dioxide

  2nd blank - waste 

• 1st blank - waste

  2nd blank - air 

What is the name for the air sacs that are covered with capillaries where gas exchange takes place?

• bronchi

• lungs

• oxygen

• alveoli

The circulatory system works with the ___________ system to provide our body with oxygen and get rid of CO₂ (carbon dioxide).

• respiratory

• digestive

• muscular

• skeletal

What is the site of gas exchange between the lungs and the blood?

• alveoli

• nose

• lung

• bronchi