Lymphatic System & Immunity (FINAL) Flashcards
subcapsular sinus on lymph node contains what?
T-cells
2
septa
of thymus
What are medullary cords?
Macrophage/antigen presenting cells
Secondary lymphoid organs
Lymph nodes
Spleen
Tonsils
arrow
Cisterna chyli
Define
ADAPTIVE IMMUNITY
cervical lymph nodes
Define
IMMUNE RESPONSE
The reaction of the cells and fluids of the body to the presence of a substance that is not recognized as a constituent of the body itself.
Define
AUTOIMMUNITY
Autoimmunity is the system of immune responses of an organism against its own cells and tissues.
Edema
A condition characterized by an excess of watery fluid collecting in the cavities or tissues of the body.
*Fluid imbalance = too much fluid leaving capillaries or too little being absorbed into lymphatic system
thymus
The center of a lymph node follicle is called ____
germinal center
Outer covering of a lymph node
Capsule
name the organ and the indented area
crypt of the tonsil
Define
MEMORY
Bodys ability to recall previously encountered pathogens by recognizing non-self antigens, thus provoking immune response
A Right lymphatic duct
B Thoracic duct
Name the tonsils
2 & 3
Follicle
germinal center
4
Cisterna chyli
intestinal lymph nodes
1
1) Capsule
of lymph node
thymus
A
Efferent lymphatic vessel
C
Hilus (hilum)
of lymph node
3
cortex
of thymus
medulla
5
5) Trabeculae
inguinal lymph nodes
cervical lymph nodes
1
cortex
5
capsule
inguinal lymph nodes
A. Red pulp (made of venous sinuses)
B. White pulp (lymphatic tissue)
1
lobules
of thymus
A- spleenic cords
B- sinus
(RED PULP)
A & B
A Medullary cords
B Medullary sinus
axillary lymph nodes
Thymus
4
medulla
of thymus
B
afferent lymphatic vessel
of lymph node
2
2) Subcapsular sinus
of lymph node
name the tissue, indentation, spots
tonsil
crypt
follicle w/ germinal center
3
3) Germinal center
center area
medulla
