Blood Components & Function

What are the four main components of blood?

• Plasma, red blood cells, white blood cells, platelets

• Plasma, red blood cells, lymph, platelets

• Plasma, white blood cells, lymph, platelets

• Plasma, red blood cells, lymph, white blood cells

What percentage of whole blood is plasma?

• 55%

• 45%

• 60%

• 50%

The main function of plasma in the blood is (a)  

• Transporting oxygen
• Transporting blood cells and nutrie
• Forming blood clots
• Regulating body temperature

What is the average lifespan of a red blood cell?

• 120 days

• 90 days

• 60 days

• 150 days

Tags

NGSS.HS-LS1-3

The protein in red blood cells that helps carry oxygen is (a)   .

• Hemoglobin
• Myoglobin
• Fibrinogen
• Albumin

Tags

NGSS.MS-LS3-1

What is the most common type of white blood cell?

• Neutrophil

• Lymphocyte

• Monocyte

• Eosinophil

What is the primary role of platelets in the blood?

• Blood clotting

• Oxygen transport

• Immune response

• Nutrient transport

What does a Complete Blood Count (CBC) test measure?

• Types and numbers of cells in blood

• Blood pressure

• Blood sugar levels

• Cholesterol levels

Where do blood cells develop from?

• Hematopoietic stem cells

• Muscle cells

• Nerve cells

• Skin cells

What is the percentage of red blood cells in whole blood called?

• Hematocrit

• Hemoglobin

• Plasma

• Platelet count