Body Systems Quiz #2

The organ system that provides the body with oxygen and rids the body of carbon dioxide is the -

• Circulatory System

• Excretory System

• Integumentary System

• Respiratory System

What are the main organs of gas exchange in the respiratory system?

• diaphragm

• lungs

• trachea

• bronchi

What is function of the dome-shaped diaphragm?

• This is where gas exchange happens.

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

• It attaches to the lungs to control breathing.

• It is under the lungs and keeps them from falling down to your stomach.

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

• bronchi

• lungs

• bronchioles

• alveoli

What is the name of the tube that is described as a flexible cylinder with cartilage to keep it from collapsing? (AKA windpipe)

• esophogus

• bronchi

• trachea

• alveoli

The main function of the circulatory system is to -

• give the body structure and support

• excrete waste

• transport blood, nutrients, and gases throughout the body

• to transport messages from the body to the brain

White blood cells (or leukocytes) :

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

The main function of the red blood cells (erythrocytes) is to:

• transport gases such as oxygen and carbon dioxide

• fight infection

• give blood its color

• help clot blood

Platelets -

• allow for gases to exchange

• give blood its color

• fight infection and disease

• help clot blood

This type of vessel carries blood TO the heart:

• vein
• nerve
• muscle
• artery