Lymphatic System (FINAL) Flashcards

1
Q

What is the function of the lymphatic system?

A

Function of the Lymphatic System

  1. Immune function = immunity
  2. Drain and filter fluid via nodes
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2
Q

What type of fluid does the lymphatic system filter and drain?

A

Filters and drains lymph fluid

  • Lymph fluid = extracellular fluid
    • Fluid outside the cells
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3
Q

What are the two types of extracellular fluid?

A

Types of Extracellular Fluid?

  1. Plasma
    1. In the blood = plasma
    2. Out of the blood = lymph
  2. Interstitual = tissue fluid
    1. In the tissue = interstitual fluid
    2. Out of the tissue = lymph
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4
Q

What is the general definiton of lymph nodes?

A

Lymph nodes = where you filter lymph fluid

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5
Q

What is the purpose of lymph nodes?

A

Purpose of Lymph Nodes

  • To remove pathogens with WBCs
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6
Q

What are pathogens?

A

Pathogens = disease causing organisms

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7
Q

What types of WBCS are in the lymph nodes?

A

“Never Let Monkeys Eat Bananas”

  • *Neutrophils (40-70%)
  • Lymphocytes (20-49%)
  • Monocytes (4-8%)
  • *Eosinophils (1-4%)
  • *Basophils (<1%)

* granulocytes

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8
Q

What is an afferent pathway?

A

Afferent pathway = in/towards

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9
Q

What is an efferent pathway?

A

Efferent Pathway = out/away

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10
Q

Term for lymph nodes of the neck?

A

Cervical nodes = neck lymph nodes (tonsils)

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11
Q

What is the term for lymph nodes of the armpit?

A

Axillary lymph nodes

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12
Q

What is the term for lymph nodes of the groin?

A

Inguinal lymph nodes

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13
Q

What is the term for lymph nodes of the elbow?

A

Supratrochlear lymph nodes

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14
Q

What is the term for lymph nodes of the pelvis?

A

Pelvic cavity lymph nodes

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15
Q

What is the term for lymph nodes of the abdomen?

A

Abdomenial Cavity Lymph Nodes

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16
Q

What is the term for lymph nodes of the chest?

A

Thoracic Cavity Lymph Nodes

17
Q

What does a swollen lymph node indicate

A

Swollen lymph nodes indicate:

  • Infection due to an increase of WBCs
    • In order to filter out more lymph fluid