Which of the following is NOT part of the respiratory system?

• Pharynx

• Ventricle

• trachea

• bronchus

Oxygen moves between the respiratory system and the circulatory system when it transfers from ____ to _____.

• alveoli, capillaries

• bronchi, trachea

• capillaries, veins

• bronchi, capillaries

During gas exchange, oxygen moves into the blood, and carbon dioxide moves into the alveoli.

• True

• False

Which best describes the function of a diaphragm?

• The diaphragm is the site where oxygen enters the capillaries.

• The diaphragm regulates air pressure inside the chest.

• The diaphragm receives air, food, and liquids from the mouth.

• The diaphragm vibrates when air passes through causing sound.

Which of the parts of the circulatory system brings blood from a part of the body to the heart?

• arteriesa

• capillaries

• arterioles

• veins

True or false: veins carry blood away from the heart and arteries carry blood toward the heart.

• True

• False

How does an open circulatory system transport blood?

• The organism has a 4 chambered heart.

• It transports materials through blood using vessels.

• It transports blood and other fluids into open spaces that surround organs in the body

• The organism has a 3 chambered heart.

Lungs contain millions of

• alveoli

• villi

• projections

• capillaries

What goes into the stomata?

• oxygen

• water vapour

• sugar

• carbon dioxide

Water is released from the stomata during:

• photosynthesis

• condensation

• transpiration

• evaporation