Blood Main Points

These flashcards cover key concepts related to the functions and components of blood, including transport, regulation, protection, and details about erythrocytes.

What are the three main functions of blood?

Transport, regulation, and protection.

The function of blood responsible for maintaining body temperature is called __.

regulation.

The protective functions of blood include and prevention of .

hemostasis; infection.

Blood is composed of and .

plasma; formed elements.

What percentage of total blood volume is made up of erythrocytes?

Approximately 45%.

What is the normal blood volume of an adult?

About 5 liters.

Plasma is approximately __ percent water.

90%.

Plasma proteins include albumin, globulins, and __.

fibrinogen.

What is the major function of erythrocytes?

Oxygen transport.

Erythrocytes contain a large amount of __.

hemoglobin.

The process of erythrocyte formation is known as __.

erythropoiesis.

What stimulates increased erythropoiesis?

Erythropoietin and testosterone.

Red blood cells typically live for about __ days.

120 days.