Blood Review #1

The formed elements (cells and cell pieces) of the blood include

• plasma

• red blood cells and white blood cells and platelets

• platelets only

• albumins, globulins and fibrinogens

Plasma:

• is the fluid portion of the blood

• contains dissolved proteins

• contains electrolytes

• all are correct

The components of the immune system found in the blood are

• hormones and enzymes

• albumins and globulins

• white blood cells and antibodies

• plasma and formed elements

Whole blood consists of

• plasma and formed elements (RBC's, WBC's, and platelets)

• serum and intra-cellular elements

• white and red-blood cells only

• plasma and white blood cells only

In adults the only site for the production of RBC and WBC is

• liver

• spleen

• red bone marrow

• yellow bone marrow

The primary function of mature RBCs is

• Transport oxygen

• Delivery of enzymes

• Defense against poisons

• all the above

The average life span of a red blood cell is

• 10 days

• 20 days

• 100 days

• 120 days

Tags

NGSS.HS-LS1-3

The function of hemoglobin is to

• carry oxygen

• protect the body against infection

• produce the spleen

• all the above

What is the only fluid tissue in the body?

• Nervous

• Blood

• Connective

• Heart

The pH of blood is usually about 7.35-7.45. Blood is:

• slightly acidic

• very neutral

• slightly basic

• very basic