The Macrophage System

Question 1

the origin of macrophage is that it has been differentiated from ____?

Answer 1

monocytes

Question 2

macrophages are stained with

Answer 2

vital stain ex: trypan blue or indian ink

Question 3

functions of mononuclear phagocytic cells

Answer 3

1. phagocytosis
2. immunological roles
3. destruction of aged erythrocytes , bile production and iron metabolism
4. healing of tissues after injury or removal of cell debris by inflammation.

Question 4

location or distribution of the mononuclear phagocytic system cell - monocytes.

Answer 4

blood

Question 5

location or distribution of the mononuclear phagocytic system cell - macrophages ( histiocytes, clasmatocytes )

Answer 5

loose C.T. , reticular stroma of bone marrow , spleen and lymph nodes.

Question 6

location or distribution of the mononuclear phagocytic system cell - littoral cells

Answer 6

walls of blood sinusoid of spleen and bone marrow

Question 7

location or distribution of the mononuclear phagocytic system cell - von kupffer cells

Answer 7

blood sinusoids of liver

Question 8

location or distribution of the mononuclear phagocytic system cell - langerhans cells

Answer 8

skin

Question 9

location or distribution of the mononuclear phagocytic system cell - microglia cells

Answer 9

CNS

Question 10

location or distribution of the mononuclear phagocytic system cell - dust cells and heart failure cells

Answer 10

lung alveoli

Question 11

location or distribution of the mononuclear phagocytic system cell - osteoclasts.

Answer 11

howship’s lacunae of bone