Composition of blood

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How much of the body's weight does blood make up?

Approx. 8%

List the three types of formed elements in blood.

Erythrocytes (red blood cells), Leukocytes (white blood cells), and platelets

What are the living blood cells in blood called?

Formed elements

What are the average volumes of blood in the human body?

Males: 5-6 liters Females: 4-5 liters

What does the matrix of blood consist of?

Nonliving fluid called plasma

The color of blood indicates the O2 content, what does a scarlet red color indicate? What about a dark red?

Scarlet red indicates a high level of O2, dark red indicates a low O2 levels.

True or false: Blood is the only fluid tissue in the body.

True

What is the pH level of blood?

7.35-7.45

Blood is a fluid tissue, but what type of tissue does that make it?

A type of connective tissue.


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