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22 Dec 2025

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1 page

Lymphatic System: Comprehensive Revision Notes

Leah Chapman

@leahchapman04

Your lymphatic system is like your body's drainage and security... Show more

# lymphatic system

MAIN FUNCIONS
* removal of intersitial fluid
* lymph formation and transportation
* Hydrosaic pressure regulation

The Lymphatic System: Your Body's Essential Functions

Ever wondered what happens to all the fluid that leaks out of your blood vessels? That's where your lymphatic system steps in as your body's clever cleanup crew.

The lymphatic system has five main jobs that keep you healthy. It forms and transports lymph fluid, removes excess interstitial fluid from between your cells, regulates pressure in your tissues, protects you from infections, and helps absorb fats from your food.

Interstitial fluid is basically plasma that's squeezed out of your blood capillaries and sits between your cells. This fluid is actually useful - it delivers oxygen and nutrients to cells whilst picking up carbon dioxide and waste products. However, it can build up and cause problems if not removed properly.

Here's where it gets clever: this excess fluid enters special lymphatic capillaries through tiny one-way valves in the vessel walls. Once inside the lymphatic system, the fluid gets a new name - lymph. These mini valves normally prevent lymph from flowing back into your tissues, keeping everything moving in the right direction.

Key Point: Think of lymphatic capillaries as your tissues' drainage system - they collect excess fluid and transform it into lymph for transport around your body.

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1 page

Lymphatic System: Comprehensive Revision Notes

Leah Chapman

@leahchapman04

Your lymphatic system is like your body's drainage and security network rolled into one. It quietly works behind the scenes to remove excess fluid from your tissues, transport fats from your digestive system, and defend you against infections and diseases.

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The Lymphatic System: Your Body's Essential Functions

Ever wondered what happens to all the fluid that leaks out of your blood vessels? That's where your lymphatic system steps in as your body's clever cleanup crew.

Key Point: Think of lymphatic capillaries as your tissues' drainage system - they collect excess fluid and transform it into lymph for transport around your body.