Blood and Blood Cells

__________is/are the fluid matrix found in blood.

• White blood cells

• Red blood cells

• Formed elements

• Plasma

The Buffy Coat (WBC and platelets) makes up ~______% of blood.

• <1%

• 45%

• 55%

• 0%

Plasma makes up ~______% of blood.

• <1%

• 45%

• 55%

• 0%

This is a blood smear. What type of cell is indicated by the GREEN arrow?

• erythrocyte (RBC)

• megakaryocyte

• leukocyte (WBC)

• thrombocyte (platelet)

Tags

NGSS.MS-LS1-1

What is the function of a leukocyte?

• functions in transport of oxygen bound to hemoglobin and also transports small amounts of carbon dioxide

• needed for blood clotting; initiates the clotting cascade by clinging to a torn vessel

• defends the body against infection and disease by ingesting foreign materials or by producing antibodies

Another name for platelet is

• erythrocyte

• megakaryocyte

• leukocyte

• thrombocyte

What are the red arrows pointing to?

• plasma

• bone marrow

• hemoglobin

• albumin

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Erythrocytes are ___________.

• multinucleate

• uninucleate

• anucleuate

Which of the following are cell fragments not whole cells?

• erythrocyte (RBC)

• leukocyte (WBC)

• thrombocyte (platelet)

Blood changes from bluish, red to bright red in color when it binds with

• iron

• carbon dioxide

• oxygen

• hemoglobin