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WorksheetsBlood and Blood Cells
Total questions: 15
Worksheet time: 15mins
Identify the substance labeled "B" in this vial of blood.
Buffy Coat (platelets and WBCs)
Formed Elements (RBC)
Plasma
Formed elements (RBCs) make up ______% of blood.
<1%
45%
55%
0%
This is a blood smear. What type of cell is indicated by the YELLOW arrow?
erythrocyte (RBC)
megakaryocyte
leukocyte (WBC)
thrombocyte (platelet)
This is a blood smear. What type of cell is indicated by the RED arrow?
erythrocyte (RBC)
megakaryocyte
leukocyte (WBC)
thrombocyte (platelet)
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
Another name for red blood cell is
erythrocyte
hemocytoblast
leukocyte
thrombocyte
Erythrocytes contain the protein ______ that carries oxygen.
hemoglobin
melanin
keratin
collagen
Which blood cell contains hemoglobin?
Erythrocytes (RBC)
Leukocytes (WBC)
Thrombocytes (platelets)
Where does blood cell formation (hematopoiesis) take place, producing new blood cells?
red bone marrow
yellow bone marrow
elastic cartilage
articular cartilage
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
Which of the following is NOT a primary function of blood?
help fight disease
transports nutrients, oxygen, wastes, and hormones
to provide structure
distributes heat
What is the primary function of white blood cells in the human body?
To transport oxygen
To fight infections
To carry nutrients
To regulate body temperature
Which component of blood is responsible for clotting?
Red blood cells
White blood cells
Platelets
Plasma
What is the average lifespan of a red blood cell in the human body?
30 days
60 days
120 days
180 days
