Human body: Circulatory system

Tissues group together to form a

• organ

• organ system

• organism

• cells

The Pulmonary artery carries oxygenated blood from the lungs to the heart

• True

• False

The _______ present inside the veins allow one-way flow to the heart.

• capillaries

• valves

• left ventricle

• right auricle

The major veins in our body are

• superior vena cava

• inferior vena cava

• left auricle

• right ventricle

Capillaries are extremely thin blood vessels, which connect arteries and veins

• True

• False

You must have felt a throbbing sensation in some body parts. What is it?

• Heartbeat

• Pulse

The red blood cells (RBCs) present in blood protects us from diseases.

• True

• False

What are the functions of blood?

• They throw waste products out of our body

• They bring the wast to the kidney for their elimination

• They transport oxygen to the lungs

• all of the above

Tags

NGSS.MS-LS2-3

The Carotid ______ is a important blood vessel that carries blood from the heart to brain

• Artery

• Vein

• Capillaries

The heart is the shape of our closed fist

• True

• False