Blood, heart, lungs

Red blood cells have a nucleus. 

• true
• false

Which part of human blood carries hormones and nutrients?

• plasma

• platelets

• red blood cells

• white blood cells

Platelets are a part of blood that help in the:

• formation of hemoglobin

• formation of a clot

• release of anitbodies

• absorption of amino acids

What part of blood is responsible for fighting infections?

• Red Blood Cells
• White Blood Cells
• Platelets
• Plasma

Which blood cells are the most numerous?

• RBC
• WBC
• platelets

What does blood consist of?

• plasma, red blood cells, white blood cells, platelets
• hormones, oxygen, nutrients, water
• red blood cells
• carbon dioxide and minerals

What is the main organ of the circulatory system?

• small intestine

• bone

• lungs

• heart

Tags

NGSS.MS-LS1-3

How many types of blood vessels are in our body?

• 1
• 2
• 3
• 4

Arteries carry oxygen rich blood away from the heart.

• True

• False

Veins carry oxygen poor blood back to the heart.

• False

• True