Why is the cardiovascular system considered critical?

• It only works during the day

• It functions 24/7/365

• It is responsible for movement

• It controls body temperature

What does the cardiovascular system deliver to the body's tissues?

• Carbon dioxide and waste

• Oxygen and nutrients

• Hormones and enzymes

• Proteins and fats

What does the cardiovascular system remove from the body's tissues?

• Oxygen and nutrients

• Hormones and enzymes

• Waste products

• Proteins and fats

Which of the following is a part of the Cardiovascular System?

• Digestive System

• Pulmonary Circulatory System

• Nervous System

• Endocrine System

What is the main organ of the Cardiovascular System?

• Brain

• Liver

• Heart

• Kidney

Which system is responsible for circulating blood throughout the body?

• Respiratory System

• Systemic Circulatory System

• Muscular System

• Skeletal System

Which side of the heart is responsible for the pulmonary circulatory system?

• Left Side

• Right Side

• Top Side

• Bottom Side

Which side of the heart is responsible for the systemic circulatory system?

• Left Side

• Right Side

• Top Side

• Bottom Side

What is the oxygen saturation level of deoxygenated blood?

• 95%

• 85%

• 75%

• 65%

Where does deoxygenated blood return to the heart?

• Left heart via arterial system

• Right heart via venous system

• Left heart via venous system

• Right heart via arterial system