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ANATOMY AND PHYSIOLOGY II > Lab 5: Lymphatic System > Flashcards

Lab 5: Lymphatic System Flashcards

1
Q

_____ are small blunt ended vessels responsible for collecting interstitial fluid and delivering it to the lymphatic vessels.

A

lymphatic capillaries

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2
Q

_____ is interstitial fluid that has entered the lymphatic capillaries.

A

lymph

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3
Q

_____ is a special type of lymphatic capillary found in the small intestines which help to absorb fat and then transport it to the blood steam.

A

lacteal (tiny lymphatic vessel)

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4
Q

Lymphatic capillaries merge to form lymph collecting vessels which merge to form larger vessels called ______.

A

lymph trunks

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5
Q

Lymph trunks transport lymph to one of the two _____.

A

lymphatic ducts.

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6
Q

The two lymphatic ducts are the ____ and the ____ duct.

A

right lymphatic duct

thoracic duct

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7
Q

_____ return the lymph to the blood stream by way of the subclavian veins.

A

lymphatic ducts

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8
Q

_____ collects lymph from the right side of the body above the diaphragm.

A

right lymphatic duct

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9
Q

______ collects lymph from the entire left side of the body and below the diaphragm on the right side of the body.

A

thoracic duct

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10
Q

_____ is a dilated sac at the lower end of the thoracic duct where all of the lower body lymphatic trunks merge.

A

Cisterna chyli

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11
Q

_____ are encapsulated lymphoid organs found along the lymph vessels that filter lymph by removing pathogens, toxins, viruses, and cancer cells.

A

lymph nodes

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12
Q

Lymph nodes are clustered in the _____, _____, and ____ regions of the body.

A

cervical
axillary
inguinal

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13
Q

Lymph nodes are composed of a ____ and ____

A

cortex and medulla

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14
Q

Lymphatic nodules are found in the _____ and contain germinal centers.

A

cortex

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15
Q

Germinal centers contain proliferating B-cells and ____.

A

macrophages.

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16
Q

_____ are un-encapsulated lymph nodules found behind the nasal and oral cavities.

A

tonsils

17
Q

The three types of tonsils.

A

Pharyngeal
Palatine
Lingual

18
Q

Pharyngeal tonsils or ____ are found in the posterior nasopharynx.

A

adenoids

19
Q

_____ tonsils is found in the posterior oropharynx.

A

palatine

20
Q

_____ tonsils are at the base of tongue.

A

Lingual

21
Q

MALT stands for

A

mucosal-associated lymphatic tissue

22
Q

_____ is un-encapsulated clusters of lymphatic nodules found throughout the bodies mucous membranes.

A

MALT

23
Q

MALT is located in the ____ of the mucosa.

A

lamina propria

24
Q

MALT is located in the ______, _____, ____, and ____ tracts.

A 
gastrointestinal
respiratory (tonsils_
urinary
reproductive
i.e. appendix
25
Q

The lymphatic cells in the MALT help defend against foreign substances that come in contact with ______.

A

mucosal membranes

26
Q

MALT is very prominent in the mucosa of the small intestine, primarily in the ileium. There, collections of lymphatic nodules called ____ can become quite large.

A

Peyer patches

27
Q

_____ is found in the mediastinum, anterior to the aortic arch and posterior to the sternum.

A

Thymus

28
Q

The thymus is where _____ go to mature into _____.

A

immature lymphocytes

T cells

29
Q

The thymus starts off ____ as an infant then ____ with age.

A

large

shrinks

30
Q

Elderly people do not have a ___ as it is replaced with adipose and other connective tissues.

A

thymus

31
Q

_____ is the largest lymphatic organ.

A

spleen

32
Q

The ____ is found in the left upper quadrant inferior to the diaphragm and lateral/posterior tot he stomach.

A

spleen

33
Q

The spleen functions much like a ____; rids the blood (instead of lymph) of pathogens.

A

lymph node

34
Q

The spleen removes old ____ from circulation.

A

old red blood cells

35
Q

The spleen contains _____ an d____.

A

red pulp and white pulp

36
Q

Red pulp contains erythrocytes, platelets, _____ and ______.

A

macrophages

B-cells

37
Q

White pulp contains ___, ___, and macrophages.

A

T-cells

B-cells

ANATOMY AND PHYSIOLOGY II (20 decks)

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