spleen

Question 1

lymphoid organs are

Answer 1

the lymph nodes
spleen
thymus

Question 2

spleen is situated in the

Answer 2

left side of the abdomen behind the stomach and above the kidney, between 9” and 11” ribs

Question 3

the spleen is attached to the

Answer 3

lateral border of the stomach by gastroplenic ligament

Question 4

the spleen is surrounded by the

Answer 4

outer covering of collagen
elastic fibrous tissue
capsule

Question 5

the splenic artery and vein divided into

Answer 5

trabecular artery and vein

Question 6

internally the splenic pulp

Answer 6

the substance of the spleen

Question 7

where the arterioles end in the spleen are surrounded by

Answer 7

white pulp (a peri arterial lymphoid sheath)

Question 8

white pulp of the spleen contains

Answer 8

t-lymphocytes
b-lymphocytes

Question 9

t-lymphpcytes in the spleen are responsible for

Answer 9

forming activated lymphocytes that provide cell-mediated immunity

Question 10

b-lymphpcytes of the spleen are responsible for forming the

Answer 10

antibodies that provide humoral immunity

Question 11

the reticular tissue is known as

Answer 11

red pulp
highly vascularized

Question 12

vessels are

Answer 12

sinusoids

Question 13

sinusoids contain what kind of cells

Answer 13

many free cells
macrophages
lymphocytes
plasma cells
granulocytes
platelets

Question 14

blood is filtered in

Answer 14

red pulp

Question 15

during fetal life the spleen forms

Answer 15

red blood cells
white blood cells

Question 16

splenectomy

Answer 16

removal of spleen

Question 17

after splenectomy removal of worn out cells is done by

Answer 17

liver
red bone marrow

Question 18

splenetomy increases risk of

Answer 18

bacterial infection

Question 19

functions of spleen

Answer 19

phagocytosis of abnormal cells and other blood components

storage of iron

initiating immune response by B cells and T cells in response to antigens in the circulating blood