The Respiratory System

What is the main function of the respiratory system?

• to remove nitrogen waste from the body

• to clean the blood

• to break down food and absorb nutrients

• to provide oxygen and remove carbon dioxide from the body

Which of the following is a part of the respiratory system?

• lungs
• stomach
• large intestines
• heart

When you breathe, your lungs take in ____ and release _____.

• air/oxygen

• oxygen/carbon dioxide

• carbon dioxide/waste

• waste/air

What are the name of the the tiny "air sacs" that are found in your lungs where gas exchange occurs ?

• bronchi

• lungs

• oxygen

• alveoli

What is the scientific term for the tube that is commonly known as your wind pipe?

• esophogus

• bronchi

• trachea

• alveoli

What is the scientific term for the structure that is commonly known as your voicebox?

• larynx

• alveoli

• brochi

• bronchioles

What is the diaphragm?

• A muscle located under the lungs that contacts and relaxes during breathing.

• Muscle found in the lower leg used to flex the knee.

• A muscle that filters blood to remove waste products.

• A muscle in the torso to flex the abdomen.

What are bronchi?

• connects the brain and spinal cord

• connects the right and left cerebral hemispheres of the brain

• structures that stores bile used to digest lipids

• 2 short tubes that branch off of the lower end of the trachea and carry air to the lungs

What is the pharynx?

• the voice box that contains the vocal cords

• a common passage way for air, food, liquid; commonly called the throat

• a structure located in the brainstem

• a body tissue that protects the epithelium of a person

cleans, moistens, and warms the air

• trachea
• larynx
• nasal passage
• windpipe