MICROANATOMY

BLOOD CARDIOVASCULAR SYSTEM LYMPHOID ORGANS

BLOOD

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
This term means “blood cell formation” and where does it occur after birth?
A
Hemopoiesis; Liver
B
Blastocyst; Red bone marrow
C
Erythrocyte; yolk sac
D
Hemopoiesis; Red bone marrow
Explanation: 

Detailed explanation-1: -Hematopoiesis that occurs in your bone marrow is called medullary hematopoiesis. Blood cells get made in your bone marrow and released into your bloodstream. Less often, hematopoiesis takes place in other parts of your body, like your liver and spleen.

Detailed explanation-2: -Listen to pronunciation. (eh-RITH-roh-poy-EE-sis) The formation of red blood cells in blood-forming tissue. In the early development of a fetus, erythropoiesis takes place in the yolk sac, spleen, and liver.

Detailed explanation-3: -After birth, and during early childhood, hematopoiesis occurs in the red marrow of the bone. With age, hematopoiesis becomes restricted to the skull, sternum, ribs, vertebrae, and pelvis. Yellow marrow, comprised of fat cells, replaces the red marrow and limits its potential for hematopoiesis.

Detailed explanation-4: -Hematopoiesis is the production of all of the cellular components of blood and blood plasma. It occurs within the hematopoietic system, which includes organs and tissues such as the bone marrow, liver, and spleen.

Detailed explanation-5: -Red bone marrow is involved in hematopoiesis. This is another name for blood cell production. Hematopoietic stem cells that are found in red bone marrow can develop into a variety of different blood cells, including: Red blood cells.

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