Immune & Lymphatic System Flashcards
LYMPHATIC SYSTEM
What is innate immunity
Non-specific
(acts against all microbes the same way)
Adaptive immunity
(Specific) - adapts to handle a specific microbe
What does the lymphatic system
( 4 items included )
Fluid - Lymph
Lymphatic vessels
Lymphatic tissue
Red bone marrow
What is tissue lymphatic tissue made of?
Reticular connective tissue
Name the 2 examples of lymphatic tissue
- Bone marrow
- Thymus
What 2 cells are involved in adaptive immunity
T cells
B cells
Function of lymphatic system
(Name 3)
- Drains excess interstitial fluid
- transport dietary lipids
- carried out immune responses
Where does the right side drain too?
Right lymphatic duct
Where does the thoracic lymphatic duct drain too?
Right or left
Left
How big at lymph nodes?
1). 1-2 cm
2). 0.1-2.5 cm
3). 0.5-2. cm
0.1-2.5 cm
Lymph nodes have elements of body’s defence cells what are they?
T& B lymphocytes
Macrophages
the outer capsule of the spoken what is it made of?
Fibrous tissue
What does the reticular tissue contain?
Reticular cells
What do the reticular cells provide?
Structure
What does lymphatic tissue contain m
Lymphocytes and macrophages
How may lymph vessels enter the lymph node
1) 2-3
2) 3-4
3) 5-6
4-5
Each node has a ________ surface that’s called _______ where an artery would enter and the vein & the efffernr lymph vessel leave?
Fill in the blanks…
Concave
Hilum
There are 7 areas in the body where there are clusters or a particular abundance of lymphb nodes ? Name 3 from the chest upwards
Cervical nodes
Pericranial ring
Tracheal nodes
There are 7 areas in the body where there are clusters or a particular abundance of lymphb nodes ? Name the ones under the arm
Axillary nodes
There are 7 areas in the body where there are clusters or a particular abundance of lymphb nodes ? Name 2 in the pelvic region
Inguinal & femorL nodes
There are 7 areas in the body where there are clusters or a particular abundance of lymphb nodes ? Name the one deep in the torso
Clue in the questions
Deep nodes
What is located posterior to the manubrium of the sternum
Thymus
What cells do lymphocytes originate from ??
Stem cells
Where are the cells that lyohomcytrz originate from ?
Bone 🦴 marrow
As the lymph nodes have a concave aurface called hilum! Where is the hilum on the spleen?
Lower medial border
Which area of rin does that spleen lie between ?
1). 3-4th rib
2). 6-7th rib
3). 9-10th rib
9-10th rib
What other organ reaches the spleen?
Pancreas
The spleen is connected by the ________ ligament of the greater curvature of the stomach and by the splenorenal ligament of the __________
Gastrosplenic
Left kidney
What are the folds called that are inside the spleen ?
Trabeculae
Where in the spleen does the lymphocytes and macrophages stay?
Splenic pulp (in between the Trabeculae)
The term used for “ the production of RBCs”
Erythropoiesis
In mLS how much does the spoken contain?
350MLs
Primary lymphatic organs ?
Thymus & spleen
What is the site of T Cell maturation?
Thymus
Where is the cite where cell proliferation occurs ?
Lymph nodes
What’s the Largest single mass lymphatic tissue ?
Spleen
Where does the destroying of blood Bourne pathogens and worn out red blood cells by phagocytosis occur??
Spleeeeeeeen 🫘
Where do lymph nodes develop from
Ps: above our level of Knowlegde but give it a goo)
Lymph sacs
The antiviral effects of interferons are intensified during a ______
Fever
Revision note:
Before the B/T cells leave the area they are developed I.e thymus and red bone Marrow they develop immunocompetence
True or false
True
