Thymus Blah + Lymph Ish

Question 1

LYMPHATICS SYSTEM

• 2 functions
• _________ for the cvs and ____

Answer 1

fluid balance

immunity

Question 2

Function of lymphatic system

Fluid balance- ____ing excess fluid to ____

Immunity:_______ and _____ lymphocytes and other immune cells

Answer 2

returning

the blood

Transports and houses

Question 3

LYMPH fluid

-a fluid similar to ____ without _____ or ______

Answer 3

blood

plasma proteins or RBCs

Question 4

Lymph fluid passes through the lymphatic vessels

T/F

Answer 4

T

Question 5

LYMPHatic Vessels

-provide ____ for the lymph to reach the_______

Answer 5

passage

venous blood

Question 6

LYMPHatic Organs
-include ______,_____ , ______ ,e.t.c

LYMPHatic capillaries
-absorb fluid from the ______

Answer 6

spleen

thymus

bone marrow

ISF

Question 7

LYMPH Nodules
-________ of lymphocytes (_____,_____,_____ )

LACTEALS
-absorb _______ substances from the ____

Answer 7

MALT, GALT,BALT

collection

lipid soluble; GIT

Question 8

Lymphatic nodules form a _________ capsule around ______ structures to seperate them from surrounding tissues

Answer 8

fibrous CT

secondary

Question 9

LYMPHatic trunk and ducts

• relatively (smaller or larger?) than vessels
• drain lymphs into the ____ circulationTHYMUS
  -where __ lymphocytes are ____, get ____ and ______

Answer 9

Larger

venous

T

educated

matured

differentiated

Question 10

RED BONE MARROW

-produces ______ including _____

Answer 10

formed elements

lymphocytes

Question 11

LYMPH NODES

• monitors lymph for ________
• _____ said materials if found
• largest collection is where _____ meeet ____

Answer 11

foreign materials

kills

limbs meet trunk

Question 12

SPLEEN WHITE PULP
____________ for ________

SPLEEN RED PULP
-kills _______________ and __________

Answer 12

Monitors blood for foreign materials

old and defective erythrocytes and platelets

Question 13

Spleen red pulp

serves as reserve for _____

Answer 13

platelets

Question 14

TONSILS

-defense against pathogens in _______ and _____

Answer 14

air and ingested food

Question 15

-elephantiasis: filaria works by __________

Answer 15

blocking lymph vessels

Question 16

metastasis :

cancerous cells moving from one site through the ________ to another

Answer 16

lymph vessels

Question 17

LYMPHOCYTES

-produce in ______

Answer 17

bone marrow

Question 18

B lymphocytes are educated in the______, T lymphocytes are educated in the _____

• educated lymphocytes can be in ________ as ________ or in lymphatic _________, or in lymphatic tissues like _____, or lymphatic organs
• just waiting there
• distribution depends on _____,_____, or _____

Answer 18

bone marrow

thymus

connective tissues as free cells

nodules

tonsils

health status, injury or infection site.

Question 19

EDUCATION
-B is educated by ____________, if the B cells _____ it, it gets ____, if the B cells doesn’t, it ______

-T’s can occur in two ways, positive or negative
Positive: if it can _______________, pass
Negative: if it ______________, fail

Answer 19

presenting it with self antigens

attacks ; killed; passes

bind to an MHC molecule

attack a self antigen

Question 20

Who has larger thymus

Adults or children

Answer 20

larger in children than in adults

Question 21

THYMUS

-atrophied after ____ thereby ______ing the immune system

Answer 21

puberty

diminishing

Question 22

only __% of T cells survive education in the thymus

Answer 22

2

Question 23

Lymph capillaries

-(single or double ?) layer of overlapping _____ cells

Answer 23

Single

endothelial

Question 24

Lymph capillary is a blind end

T/F

Answer 24

T

Question 25

Which is more permeable Blood capillaries or lymph capillaries

Answer 25

Lymph capillaries is more permeable than blood capillary

Question 26

Lymph capillaries is absent from ______,_____,_____,____

Answer 26

brain, spinal cord, bone marrow and splenic pulp

Question 27

Lacteals - lymph capillaries in the _____(_______) - they conduct ____ soluble vitamins and _____ - lymph of here has a ___ color and is called ____

Answer 27

GIT small intestine lipid dietarylipids milky chyle

Question 28

Lymphatic vessels - _____ layers of endothelial cells - presence of _____ at intervals - has _____ and _____ sets

Answer 28

three nodes superficial and deep

Question 29

Which is thicker Lymphatic vessels or veins

Answer 29

Lymphatic vessels

Question 30

Which is more numerous Lymphatic vessels or veins

Answer 30

Lymphatic vessels

Question 31

Lymphatic trunks - rt and lt _____ - rt and lt _____ - rt and lt _____ - rt and lt _____ - ______ trunk

Answer 31

jugular subclavian bronchomediastinal lumbar intestinal

Question 32

RIGHT LYMPHATIC DUCT - formed by union of __________,________,_______ - drains into the right _______ - drains lymph from right half of head, neck, thorax and right upper limb, right lung, right side of heart, right surface of liver

Answer 32

rt jugular, rt subclavian and rt bronchomediastinal venous angle

Question 33

THORACIC DUCT - begins in front of ___ vertebrae as a ____ sac called _________ - it’s formed by the union of the ________ and ______ - it then ascends upward and sways to the (right or left?) at ___ vertebrae and ends up in the left ______ but not before it’s joined by the left ______,______, and ______ trunks - drains lymph from every other place

Answer 33

L1 dilated Cysterna chyli intestinal trunk, and rt and lt lumbar trunks. Left T5 venous angle jugular, subclavian, and bronchomediastinal