Composition of Blood

Erythrocytes contain the protein ______ that carries oxygen.

• hemoglobin

• melanin

• keratin

• collagen

Erythrocytes have a _______ shape that increases its oxygen carrying capacity.

• spiral

• sickle

• biconcave

• spherical

Tags

NGSS.MS-LS1-2

Which of the following are cell fragments not whole cells?

• erythrocyte (RBC)

• leukocyte (WBC)

• thrombocyte (platelet)

White blood cells can be classified as granulocytes or agranulocytes. Which type is shown with letter A?

• granulocytes

• agranulocytes

White blood cells can be classified as granulocytes or agranulocytes. Which type is shown with letter B?

• granulocytes

• agranulocytes

is a major component of hemoglobin that carries oxygen to all parts of the body.

• copper

• magnesium

• potassium

• iron

What is the function of a erythrocyte?

• 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

Tags

NGSS.MS-LS1-2

Erythrocytes are ___________.

• multinucleate

• uninucleate

• anucleuate

Where does blood cell formation (hematopoiesis) take place, producing new blood cells?

• red bone marrow

• yellow bone marrow

• elastic cartilage

• articular cartilage

Tags

NGSS.MS-LS1-3

Which component of the blood carries all the other components through the body?

• Red blood cells

• White blood cells

• Platelets

• Plasma