Respiratory/Cardiovascular System

What is the function of the respiratory system?

• To enable oxygen to enter the bloodstream and remove carbon dioxide through hemoglobin

• To enable the blood flow throughout the body

• Allow animals to move oxygen into body tissues and remove carbon dioxide from cells

• Allow animals to move carbon dioxide into body tissues and remove oxygen from cells

The exchange of oxygen and carbon dioxide is called what?

• Diffusion

• Oxygen/Carbon Exchange

• Blood Exchange

• Gas Exchange

What happens when you breathe in?

• The rib muscles and diaphragm contracts

• The ribs muscles and diaphragm relax

The alveoli is important because..

• It is the site where blood becomes deoxygenated

• It is the site where blood removes oxygen and gains carbon dioxide

• It is the site where blood gains oxygen and removes carbon dioxide

What binds to oxygen and transport the oxygen into the blood stream?

• Alveoli

• Insulin

• Blood

• Hemoglobin

What are valves?

• A structure in the heart that temporarily closes, ensuring that blood moves in only one direction

• Where the blood go immediately after it exits the right ventricle

• The muscular tissue separates the left and right sides of the heart

• An organ that pumps blood all throughout the human body

Blood that is carries away from the heart is called..

• Veins

• Arteries

What is the only vein that carries oxygenated blood?

• Pulmonary artery

• Pulmonary vein

• inferior vena cava

• superior vena cava

Arteries generally carry oxygenated or deoxygenated blood?

• oxygenated

• deoxygenated

What is #1?

• Right Atrium

• Left Atrium

• Right Ventricle

• Left Ventricle

• Superior Vena Cava