Circulatory System - Study Guide

Which system is the heart also a part of?

• skeletal system

• muscular systems

• nervous system

• respiratory system

The job of the heart is to

• break down food

• pump blood around the body

• send food to the small intestines

• give energy to the body

The circulatory system works with the (a)   system to provide our body with oxygen.

• muscular
• nervous
• respiratory

What is the circulatory system made up of?

• Lungs, blood, blood vessels

• Heart, Blood Vessels, and Blood

• Liver, kidneys, and stomach

______________ are the smallest blood vessels.

• Arteries

• Veins

• Capillaries

Arteries, veins, and capillaries are three types of __________

• heart valves

• cells

• veins

• blood vessels

What is another name for the Circulatory System?

• Nervous system

• Cardiovascular system

• Respiratory system

• Muscular system

What is the primary function of the circulatory system?

• To move oxygen and nutrients around the body

• To control body temperature

• To digest food

• To produce energy

Which component of blood is responsible for fighting infections?

• Platelets

• White blood cells

• Plasma

• Red blood cells

What is a heart attack caused by?

• Low blood sugar

• High blood pressure

• Blockage in the vessels serving the heart

• Excessive exercise