2.1.4 Routine Testing In the Lab

Which component of blood is responsible for helping to stop bleeding?

• platelets
• red blood cells
• white blood cells
• plasma

Which component of blood is responsible for carrying oxygen?

• red blood cell
• white blood cell
• platelets
• plasma

The fluid portion of blood that carries blood cells, glucose, proteins, fats, and wastes throughout the body.

• red blood cells
• white blood cells
• plasma
• platelets

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These blood cells are the protectors and help fight off disease.

• Red blood cells
• White blood cells
• Plasma
• Platelets 

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The purplish cells in the image are

• erythrocytes

• leukocytes

• thrombocytes

Anemia is a condition that occurs when the amount of hemoglobin in a persons blood drops below the normal range. Which of the following results on a CBC could indicate anemia?

• Low red blood cell count

• Low hematocrit

• Low white blood cell count

• Both A & B

• Both A & C

Which of the following cholesterol test results are associated with heart health?

• High LDL cholesterol levels and high HDL cholesterol levels

• High LDL and Low HDL cholesterol levels

• Low LDL and low HDL cholesterol levels

• Low LDL and high HDL cholesterol levels

Which of the following substances is not typically measured in a basic metabolic panel?

• Hemoglobin

• calcium

• sodium

• creatine

• glucose

A metabolic panel reveals abnormal levels of creatine. A doctor decides to investigate structure and function in which body system?

• urinary system

• nervous system

• Immune system

• muscular system

• respiratory system

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When drawing blood, do you remove the tourniquet before or after you have removed the needle from the arm?

• Before

• After