Blood

What part of blood is responsible for fighting infections?

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

What part of blood is responsible for carrying oxygen and carbon dioxide to body cells?

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

Tags

NGSS.HS-LS1-7

What part of blood is responsible for clotting blood?

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

What blood type is the "universal donor" because it can be donated to anyone?

• A
• B
• AB
• O

A person with this blood group type can receive any other type of blood.

• A

• B

• AB

• 0

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What is the average normal pH of blood?

• 8.4
• 7.8
• 7.4
• 4.7

Tags

NGSS.HS-LS1-3

What is the hormone that stimulates RBC production

• Testosterone

• Erythropoietin

• Estrogen

• Thyroxine

What element is necessary for RBCs to carry oxygen?

• calcium
• iron
• sodium
• magnesium

What might trigger erythropoiesis?

• decreased demand for O₂
• increased demand for O₂ 
• increased RBCs
• moving from high altitude to low altitude

Tags

NGSS.HS-LS1-3

Which blood cells are most abundant in the body?

• erythrocytes
• platelets
• lymphocytes
• eosinophils