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Human Body Systems > Lymphatic System > Flashcards

Lymphatic System Flashcards

1
Q

what is Lymph ?

A

Lymph is a colourless or slight yellow fluid seen in the intercellular space or interstitial . in this RBC and Platelets are abscent.But lymph is rich in lymphocytes and monocytes the protein content of lymph is lesser than that of count.

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2
Q

Lymph is rich in _______ ?

A

Lymphocytes and Monocytes

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3
Q

Lymphatic System consists of _______ ?

A

Lymph , lymph Capillaries , Lymph Vessels , Tonsils , Thymus , Spleen , Lymph Nodes and Bone Marrow.

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4
Q

Largest joint ?

A

Knee Bone - patella

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5
Q

Lymph is made up of _____ ?

A

WBC - white blood cells

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6
Q

Lymph is carried by _____ ?

A

Lymphatic capillaries to Lymph vessels

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7
Q

Main / Major lymph nodes: _____ ?

A

1.Cervical lymph node in the Neck , 2.Armpit ( axilla ),
3.Mediastinal lymph node
4.inguinal
lymph node in the groin
5.inter mammory lymph nodes.

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8
Q

Lymph ?

A

Lymph fluid does not contain erythrocytes or platelets, but rich in two
types of WBC. Lymphocytes and Monocytes

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9
Q

Components of lymphatic system ?

A

• Lymph capillaries and vessels
• Lymph nodes
• Tonsils
• Thymus
• Spleen
• Bone marrow

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10
Q

Functions of Lymphatic system ?

A
  1. Protect body from illness /foreign invaders
  2. Maintaining body fluid level
  3. Absorb fat from digestive tract
  4. Transport and removes waste product.
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11
Q

Lymph Nodes seen ?

A

They are small bean shaped structures seen along the course of lymphatic ducts

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12
Q

Lymph Nodes help the body to _____?

A

Fight infection

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13
Q

Lymph node contains _______ ?

A

B anf T Lymphocytes

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14
Q

Tonsils ?

A

Tonsils are soft tissue masses made up of Lymphatic tissue seen in and near the throat

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15
Q

Examples for Tonsils ?

A
  1. Adenoids or Nasal tonsils in the Nasopharynx.
  2. Palatine tonsils on each side of Oropharynx
    3.Laryngial tonsils in the Hypopharynx
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16
Q

In the tonsils Lymphatic tissue is arrange in the form of a ring is known as ________ ?

A

Waldeyers ring

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17
Q

Tonsils

A

1.They help to filter out germs that enters through your nose or mouth
2.protect body from infection

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18
Q

Spleen seen in ____ ?

A

It is located in the Left Upper Quadrant of the Abdomen near the Stomach.

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19
Q

Largest Lymphatic Organ ?

A

Spleen

20
Q

Spleen is susceptible to ______ ?

A

to injury

21
Q

A sharp blow to the upper abdomen (
as from impact of a car steering wheel) may cause _________ ?

A

Rupture of Spleen

22
Q

what happen when spleen is ruptured ?

A

Massive hemorrhage can occur when spleen is ruptured, and
immediate removal may be necessary.
• After splenectomy the liver, bone marrow, and lymph node take over
the functions of spleen

23
Q

Spleen consists of 2 types of tissues ?

A
  1. Red pulp : in which RBC are destroyed
  2. White pulp : which help to the production of Lymphocytes
24
Q

Thymus Gland ?

A

it is an Endocrine gland and lymphatic organ

25
Q

Thymus gland situated in ?

A

in the upper mediastinum above the descending aorta ,between lungs

26
Q

Thymus gland secretes a hormone called _____ ?

A

Thymosin

27
Q

Thymosin helps in the maturation of ________ ?

A

T - Lymphocytes

28
Q

youth gland kown as ______ ?

A

Thymus

29
Q

Thymus larger in fetus or children

A

and become smaller when age increases

30
Q

Thymus helps body to ____ ?

A

to distinguish between bodies own cell and foreign antigens

31
Q

There are two types of bone
marrow: _____ ?

A

red and yellow bone marrow

32
Q

Red bone marrow contain ?

A

Red
bone marrow contains blood
stem cells that can become red
blood cells, white blood cells,
or platelets.

33
Q

yellow bone marrow contain ?

A

Yellow bone
marrow is made mostly of fat
and contains stem cells that
can become cartilage, fat, or
bone cells

34
Q

The B- lymphocytes produced and matured in _______ ?

A

in the Red bone marrow

35
Q

Immunity ?

A

• Immunity is the capacity to resist all types of organisms and toxins (poisons) that
will damage tissues and organs

36
Q

Types of immunity ?

A
  1. Natural immunity / innate immunity
  2. Herd immunity
  3. Acquired immunity / Adaptive immunity
  4. Acquired passive immunity
  5. Humoral immunity
  6. Cell mediated immunity
37
Q

Natural immunity ?

A

Natural (innate) immunity is one’s own ability to fight off disease.

Immunity by birth.

38
Q

Acquired immunity Or Adaptive immunity ?

A

Acquire immunity occurs through 2 ways .
1. Acquired Active immunity
. Acquired passive immunity

39
Q

Acquired Active immunity ?

A

in which immunity is obtained by occurence of a disease or by vaccination

40
Q

Acquired passive immunity ?

A

Here the ready made antibodies are given to the person

41
Q

Herd immunity ?

A

immunity common to a community or race by occurance of disease or by vaccination

42
Q

Humoral immunity ?

A

Immunity provided by B - lymphocytes
by producing antibodies

43
Q

Cell mediated immunity ?

A

it is the immunity provided by T - lymphocytes

44
Q

IMMUNOGLOUBLINS or Antibodies

A

• Also called antibodies
• They are glycoprotein molecules produced by plasma cell that act as
a critical part of immune response by specifically recognizing and
binding to particular antigen and aiding in their destruction
• IgG, IgM, IgA, IgD and IgE.
• IgA:- present in breast milk ,tears and saliva.
• IgE:-allergic conditions

45
Q

immunoglobulines types ?

A

• IgG, IgM, IgA, IgD and IgE.
• IgA:- present in breast milk ,tears and saliva.
• IgE:-allergic conditions

Human Body Systems (5 decks)

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