Heart and Circulatory System Review

The ______________ is one big muscle.

• stomach
• heart
• lungs
• valves

The heart has ____________ chambers.

• 3
• 4
• 5
• 1

Moving blood brings fuel (nutrients) and _____________ to muscles and body cells.

• nitrogen
• carbon dioxide
• calories
• oxygen

Tags

NGSS.MS-LS1-7

The chambers found in the bottom part of the heart are called __________________.

• atria
• ventricles
• valve
• lub dub

The _______________ rate for most adult is between 60-100 beats per minute.

• blood
• pulse
• valve
• skin

There are over 60,000 miles of ________________ in the human body.

• arteries
• veins
• capillaries
• blood vessels

The heart gets oxygen from the ____________ to make oxygenated blood.

• heart
• lungs
• stomach
• kidneys

The opening and closing of the heart's __________ make the pump sound.

• atria
• ventricles
• valves
• capillaries 

The chamber found in the top section of the heart is called the ________________.

• atria
• ventricle
• chambers
• veins

Moving blood gets rid of waste like _________________________.

• blood cells
• nitrogen
• carbon dioxide
• oxygen