100% tevredenheidsgarantie Direct beschikbaar na je betaling Lees online óf als PDF Geen vaste maandelijkse kosten 4,6 TrustPilot
logo-home
Essay

Unit 8B - Lymphatic disorders

Beoordeling
-
Verkocht
1
Pagina's
9
Cijfer
A+
Geüpload op
02-06-2022
Geschreven in
2020/2021

Unit 8B - Lymphatic disorders, distinction received without any feedback, feel free to download and copy and paste without hesitation.

Instelling
Vak









Oeps! We kunnen je document nu niet laden. Probeer het nog eens of neem contact op met support.

Geschreven voor

Study Level
Publisher
Subject
Course

Documentinformatie

Geüpload op
2 juni 2022
Aantal pagina's
9
Geschreven in
2020/2021
Type
Essay
Docent(en)
Onbekend
Cijfer
A+

Onderwerpen

Voorbeeld van de inhoud

Impact of lymphatic disorder and
associated treatments
Introduction to the lymphatic system
There are three main functions of the lymphatic system. It returns surplus interstitial fluid to the circulation,
first. Around 90 per cent of the material that exits the capillary is returned. The 10% that does not return
becomes part of the tissue cells' interstitial fluid that covers them. Small protein molecules can "leak" and
increase the osmotic pressure of the interstitial fluid through the capillary wall. The return of fluid into the
capillaries is further inhibited by this and fluid continues to collect in the tissue spaces. Blood flow and blood
pressure drop dramatically as this happens, and the volume of skin fluid increases, resulting in oedema
(swelling). The residual interstitial fluid and proteins are swept up by lymph capillaries and added to the
venous blood. It is called lymph since the blood reaches the lymph capillaries. The second function of the
lymphatic system is the absorption of fats and fat-soluble vitamins from the digestive system and the
subsequent transport of these substances to the venous circulation. The mucosa that lines the small intestine
is coated with finger - shaped projections called villi. In the middle of each villus, blood capillaries and unique
lymph capillaries, called lacteals, are found. Most nutrients are absorbed by the blood capillaries, but the
lacteal absorbs the fats and fat-soluble vitamins. Owing to its high fat content, the lymph in the lacteal has a
milky texture and is called chyle. The lymphatic system's third and perhaps most well-known feature is
protection against attacking microorganisms and disease. In order to kill microorganisms and other foreign
objects, lymph nodes and other lymphatic organs philtre the lymph. Lymphocytes that kill invading microbes
are found in lymph organs.




1

, Lymph nodes
Lymph nodes are small tissues located along the lymphatic vessels that are bean-shaped. The nodes in the
lymph serve as filters. Various immune system cells trap germs in the lymph nodes and cause the production
of special antibodies in the blood. Swollen or painful lymph node are a warning that the immune system is
involved in battling an infection. Hundreds of lymph nodes are found in the body. The primary function of the
lymph nodes is to recognise and combat infection by filtering lymph. Each antibody has a fixed single target,
an antigen, to which it can bind. These circulate in the bloodstream and the antibodies bind to it and induce
an immune reaction if they find this goal. Each B cell produces numerous antibodies, and lymph nodes are
guided by this mechanism. Lymph nodes, such as the neck, armpits, abdomen and groin, are part of the
lymphatic system and are found around the body. Bacteria, cancer cells and other foreign particles are
washed out and swallowed by macrophages in the lymph nodes. It gathers up lymphocytes and some
antibodies as the fluid exits the nodes. Dendritic cells capture antigenic material that circulates in the lymph
and blood in the lymph nodes and present it to the resident lymphocytes. This allowed T and B-cells to be
manufactured. They will mount an immune response on their surfaces against infecting species that have
these antigens.




1




Lymphatic organs
The lymph node's primary main job is to filter the lymph and then create an immune response against
microbes/antigens that are stuck. There is primary and secondary lymphoid organs. The primary lymphatic
organs include the bone marrow and the thymus. The roles present here is to create special immune system
cells called lymphocytes. The secondary lymphatic organs include the lymph nodes, the spleen, and the
tonsils. It is in these organs where the immune system cells do their job of combating germs and foreign
substances. Lymph filtering assists in the elimination of particles that are not commonly present in the serum.
1
Class notes/powerpoint
https://www.ncbi.nlm.nih.gov/books/NBK279395/
https://www.nature.com/articles/nri1669#:~:text=In%20essence%2C%20the%20spleen%20is,support%20the%20larger
%20vasculature%20(Fig.


2
€7,71
Krijg toegang tot het volledige document:

100% tevredenheidsgarantie
Direct beschikbaar na je betaling
Lees online óf als PDF
Geen vaste maandelijkse kosten


Ook beschikbaar in voordeelbundel

Maak kennis met de verkoper

Seller avatar
De reputatie van een verkoper is gebaseerd op het aantal documenten dat iemand tegen betaling verkocht heeft en de beoordelingen die voor die items ontvangen zijn. Er zijn drie niveau’s te onderscheiden: brons, zilver en goud. Hoe beter de reputatie, hoe meer de kwaliteit van zijn of haar werk te vertrouwen is.
Hamzamallu Bolton College
Volgen Je moet ingelogd zijn om studenten of vakken te kunnen volgen
Verkocht
388
Lid sinds
3 jaar
Aantal volgers
304
Documenten
41
Laatst verkocht
1 maand geleden
BTEC Applied science, DISTINCTIONS ONLY

3,5

112 beoordelingen

5
39
4
27
3
20
2
4
1
22

Recent door jou bekeken

Waarom studenten kiezen voor Stuvia

Gemaakt door medestudenten, geverifieerd door reviews

Kwaliteit die je kunt vertrouwen: geschreven door studenten die slaagden en beoordeeld door anderen die dit document gebruikten.

Niet tevreden? Kies een ander document

Geen zorgen! Je kunt voor hetzelfde geld direct een ander document kiezen dat beter past bij wat je zoekt.

Betaal zoals je wilt, start meteen met leren

Geen abonnement, geen verplichtingen. Betaal zoals je gewend bent via iDeal of creditcard en download je PDF-document meteen.

Student with book image

“Gekocht, gedownload en geslaagd. Zo makkelijk kan het dus zijn.”

Alisha Student

Veelgestelde vragen