The formed elements of the blood include

LYMPHATIC SYSTEM

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

A	plasma
B	red blood cells and white blood cells and platelets
C	platelets only
D	albumins, globulins and fibrinogens

Explanation:

Detailed explanation-1: -The formed elements are cells and cell fragments suspended in the plasma. The three classes of formed elements are the erythrocytes (red blood cells), leukocytes (white blood cells), and the thrombocytes (platelets).

Detailed explanation-2: -Bone marrow contains stem cells that develop into red blood cells, white blood cells, and platelets.

Detailed explanation-3: -Red blood cells are formed in the red bone marrow of bones. Stem cells in the red bone marrow are called hemocytoblasts. They give rise to all of the formed elements in blood.

Detailed explanation-4: -The formed elements include erythrocytes and leukocytes, which are cells (although mature erythrocytes do not have a nucleus); however, the formed elements also include platelets, which are not true cells but cell fragments.

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