Blood

Functions of blood

• Blood transports O2, CO2, nutrients, hormones, heat, and waste products

• Blood regulates homeostasis of all body fluids, pH, body temperature, and water content of cells

• Blood is a major site of ATP synthesis

• Blood protects against excessive loss by clotting, and uses WBC to protect against infection

Blood is

• Dense irregular connective tissue

• Muscle tissue

• Liquid connective tissue

• Dense fluid tissue

Formed elements of blood are

• RBC

• Plasma

• WBC

• Platelets

True of false: blood is primarily composed of formed elements surrounded by a water liquid extracellular matrix

• True

• False

Answer explanation

Blood is 55% blood plasma and 45% formed elements

Principle solutes include plasma proteins such as

• Globulins

• Albumins

• Thrombocytes

• Fibrinogen

Leukocytes live for ___; Erythrocytes live for ___

• 120 days; years

• Hours; days

• Years; 120 days

• Days; weeks

This process regulates the total number of RBCs and platelets in circulation

• Positive feedback system

• Hemopoiesis

• Negative feedback system

• Hemoregulation

The process of producing RBC is called

• Hemaprogenesis

• Hematopoiesis

• Hematocrit

Myeloid Stem Cells

• RBCs

• NK cells

• Platelets

• WBCs

Lymphoid stem cells

• Lymphocytes

• Dendritic cells

• NK cells

• Macrophages