Lymphatic Organs
Lymphatic Flow
Fluid and Fat
The Immune Job
The Body's Filters
100

This largest lymphatic organ filters blood and removes old red blood cells.

What is the Spleen?

100

These tubes transport lymph throughout the body.

What are Lymphatic vessels?

100

The name of the specialized lymphatic capillaries found in the small intestine.

What are Lacteals?

100

The body's ability to resist infection and disease.

What is Immunity?

100

The bean-shaped structures that are distributed along lymphatic vessels to filter the lymph.

What are Lymph nodes?

200

These lymphoid tissues in the pharynx are positioned to trap ingested and inhaled pathogens.

These lymphoid tissues in the pharynx are positioned to trap ingested and inhaled pathogens.

200

This clear, watery fluid circulates throughout the system and is derived from interstitial fluid.

What is Lymph?

200

These capillaries absorb dietary fats and fat-soluble vitamins during digestion.

What are Lacteals?

200

This is the kind of cell, such as T-cells, that mature in the thymus and reside in the lymph nodes.

What is a Lymphocyte?

200

This organ filters the blood, rather than the lymph.

What is the Spleen?

300

This gland is where T-lymphocytes mature, making it crucial for adaptive immunity.

What is the Thymus?

300

This major vessel drains lymph from the right upper arm and the right side of the head and chest.

What is the Right lymphatic duct?

300

This process requires the lymphatic system to pick up excess fluid from the tissues to maintain homeostasis.

What is Fluid Balance (or Drainage)?

300

The process where immune cells use the spleen and lymph nodes to monitor the body for threats.

What is Immune Surveillance?

300

In addition to filtering, the Tonsils are strategically placed to do this to pathogens entering the mouth or nose.

What is Trap (or Intercept)?

400

This entire system is responsible for fluid balance, fat absorption, and immune defense.

What is the Lymphatic System?

400

After filtering through the lymph nodes, this massive vessel drains the majority of the body's lymph into the left subclavian vein.

What is the Thoracic duct?

400

Once collected by the lymphatic system, interstitial fluid is called this.

What is Lymph?

400

T-cells, which are crucial for this type of long-lasting immunity, mature in the thymus.

What is Adaptive Immunity?

400

These vessels and the nodes they contain act as a sequential filtering system for tissue fluid before it returns to the blood.

What are Lymphatic vessels?

500

This is the large storage sac that collects lymph from the lower body and digestive tract, located at the base of the thoracic duct.

What is the Cisterna?



500

The movement of fluid from the interstitial space back toward the heart is the main function of this system.

What is the Lymphatic System?



500

The digestive material absorbed by the lacteals that gives the lymph a milky-white appearance.

What is Chyle (or Digested Fats)?



500

Trapping foreign substances like bacteria and cancer cells is the primary immune function of these small organs.

What are Lymph Nodes?

500

When pathogens or cancerous cells are trapped in the lymph nodes, they can cause the nodes to become visibly swollen, a condition known as this.

What is Lymphadenopathy (or Swollen Glands)?


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