Blood and Plasma Quiz

Blood is classified as:

• Epithelial tissue

• Connective tissue

• Muscle tissue

• Nervous tissue

The fluid component of blood is called:

• Serum

• Plasma

• Lymph

• Interstitial fluid

Blood constitutes approximately how much of adult body weight?

• 1 L

• 3 L

• 5 L

• 7 L

Formed elements of blood include:

• Plasma proteins

• Leukocytes, erythrocytes, platelets

• Hormones

• Electrolytes

Serum differs from plasma in that it:

• Contains clotting factors

• Lacks clotting factors

• Contains RBCs

• Contains WBCs

Hematocrit refers to:

• Plasma volume

• Buffy coat volume

• RBC volume

• Platelet volume

The buffy coat contains:

• RBCs only

• WBCs and platelets

• Plasma

• Hemoglobin only

Major function of blood includes all EXCEPT:

• Transport of gases

• Distribution of nutrients

• Structural support

• Immune defense

Most oxygen in blood is transported bound to:

• Plasma proteins

• Hemoglobin in erythrocytes

• Carbonic anhydrase

• Platelets

CO₂ in blood is carried as:

• Hemoglobin-bound

• Dissolved CO₂ or HCO₃⁻

• Both A and B

• Platelets