IB SEHS Topic 2.2.1 - 2.2.2 Components of Blood

Where is hemoglobin located?

• In white blood cells

• In platelets

• In muscle cells

• In red blood cells

Which component of blood is greatest by volume?

• Electrolytes

• Plasma

• Erythrocytes

• Leucocytes

Which is the function of platelets?

• Clot blood

• Deliver oxygen

• Produce antibodies

• Carry carbon dioxide

Plasma consists of the following:

• water, dissolved gases, nutrients, waste, & proteins

• water, dissolved gases, leukocytes, & proteins

• water, dissolved gases, nutrients, waste, & platelets

• water, dissolved gases, hemoglobin, waste, & proteins

Which does blood transport?

I. Proteins

II. Hormones

III. Platelets

• I and II only

• I and III only

• II and III only

• I, II and III

What is the primary role of platelets?

• Transporting oxygen

• Carrying dissolved substances

• Blood clotting and preventing bleeding

• Supporting immune function

Plasma consists of what percent of water?

• 90%

• 55%

• 44%

• 10%

How does an increased erythrocyte level benefit an athlete?

• By decreasing the viscosity of the blood

• By increasing the oxygen-carrying capacity of the blood

• By decreasing the capacity of the blood to clot in case of an injury

• By increasing the ability of the body to fight infection

Tags

NGSS.HS-LS1-3

Another name for Red Blood Cells is:

• Leucocyte

• Hemoglobin

• Erythrocyte

• Thrombocyte

Another name for White Blood Cells is:

• Erythrocyte

• Leucocyte

• Thrombocyte

• Albumin