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Anatomy Finals > Lymphatics > Flashcards

Lymphatics Flashcards

1
Q

Serves as a filter and a source of lymphoctes and plasma cells

A

Lymphatic System

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2
Q

How many liters a day does the lymphatic system drain

A

2-3L/day

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3
Q

What are the primary components of the lymphatic system

A

red bone marrow and thymus

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4
Q

What are the secondary components of the lymphatic system

A

lymph nodes, spleen, lymphatic nodules, tonsils, appendix and peyer’s patches

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5
Q

Lymph means what in Latin

A

Lympha or water

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6
Q

Components of lymph and their specific percentage

A

96% water and 4% solids

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7
Q

This is a milk lymph that contains TAG

A

chyle

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8
Q

Begin as cul-de-sacs that drain the tissue spaces

A

Lymph capillaries

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9
Q

Which is wider and more irregular: lymph capillaries or blood capillaries?

A

Lymph capilliaries

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10
Q

Where are lymph capillaries most numerous in

A

in mucuos membranes, serous surfaces and in the dermis of the skin

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11
Q

The lymph capillaries are absent in what areas of the body

A

CNS, Eyeball, Internal Ear, Epidermis, Cartilage and Bones

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12
Q

What anchors the endothelial cells to the surrounding structures

A

collagen filaments

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13
Q

cells that form the walls of the lymphatic capillaries and are not tightly joined together to form valves that prevent backflow

A

Endothelial cells

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14
Q

formed by the convergence of lymph capillaries

A

Lymph vessels

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15
Q

which is more plentiful? lymph vessels or lymph veins?

A

lymph vessels

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16
Q

type of lymph vessels that flows towards the node

A

AFFERENT Lymphatic Vessel

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17
Q

type of lymph vesse that flow away from the node

A

Efferent Lymphatic vessel

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18
Q

This is the type of motion and direction followed by the lymphatics

A

Lymphokinetic Motion

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19
Q

The lymph capillaries move in what direction of flow

A

From highest pressure to lowest pressure

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20
Q

Pathway of lymph flow

A

Blood capillaries –> Interstitial Fluid –> Lymph capillaries –> Lymph veins –> Lympph ducts –> Large circulatory veins

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21
Q

Small ovoid masses of lymphoid tissue

A

Lymph node

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22
Q

Length and shape of the lymph node

A

2 cm and kidney shaped

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23
Q

The function of the lymph node is to

A

protect the body by removing foreign material such as bacteria and tumor cells

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24
Q

Formed by the converge of lymph vessels

A

Lymph Ducts

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25
Q

Another term for the main lymph duct

A

Lumbar duct

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26
Q

Dilated sac between the diaphragmatic crura, opposite the first lumbar vertebra and behind the right side of the aorta

A

Cisterna chyli

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27
Q

The cisterna chyli receives what specific trunks

A

Intestinal trunk, right and left lubar trunks, some small lymph vessels

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28
Q

The cisterna chyli gives rise to what duct

A

Thoracic duct

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29
Q

what lymphocytes does the bone marrow produce

A

B-lymphocytes

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30
Q

what lymphocytes does the thymus produce

A

T-Lymphocytes

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31
Q

What is the function of the secondary Lymphoid organs

A

To maintain mature naive lmphocytes and initiate an adaptive immune response

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32
Q

Activation by natigen of lmphocytes leads to what process

A

Conal expansion and affinity maturation

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33
Q

what are the two major lymphatic duct

A

thoracic duct and right lymphatic duct

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34
Q

The anatomical location of the thoracic duct is found at

A

The aortic opening of the diaphragm on the right side of the descending aorta

35
Q

The thoracic duct enters what vein

A

LEFT brachiocephalic vein

36
Q

The thoracic duct receives lymph from what area

A

Lower limbs, Pelvic cavity, Abdominal cavity, Left thorax, left head and neck, left upper limb

37
Q

This si a short duct that opens into the beginning of the RIGHT brachiocephalic vein

A

Right Lymphatic Duct

38
Q

The right lymphatic duct receives lymph from what areas

A

right head and neck, right upper limb and right thorax

39
Q

The right lymphatic duct empties at junction of what two veins

A

right internal jugular vein and right subclavian vein

40
Q

The thoracic duct empties into the junction of what two veins

A

Left internal jugular and left subclavian vein

41
Q

Most inferor part of the thoracic duct

A

Cisterna Chyli

42
Q

Flat, bilobeed structure lying in superior mediastinum of thorax

A

Thymus

43
Q

One of the most important organs concerned with defense against infection

A

Thymus

44
Q

blood supply of thymus

A

Inferior thyroid and internal thoracic arteries

45
Q

largest single mass of lymphatic tissue in the body

A

Spleen

46
Q

What organ lies in the abdomen and just beneath the left half of the diaphragm

A

Spleen

47
Q

sheats of lymphoid tissue around small branches of splenic artery

A

White pulp

48
Q

consists of blood cells circulating through the network of reticular fibers

A

Red pulp

49
Q

rounded collectios of lymphatic tissue found in the spleen, cortex of the lymph node and connective tissue of the mucous membrane

A

Lymphatic nodules

50
Q

The Waldeyer’s ring of the tonsils is found in what layer of the pharynx

A

Oropharynx

51
Q

The Waldeyer’s ring is made up of what four types of tonsils

A

Pharyngeal tonsils, tubal tonsils, palatine tonsils and lingual tonsils

52
Q

what tonsil is usually removed during surgery

A

Palatine tonsil

53
Q

Pockets or folds that occur naturally in the tonsils

A

Tonsilar crypts

54
Q

What tonsil is found at the posterior portion of the Waldeyer’s ring

A

Pharyngeal tonsil

55
Q

What tonsil is found at the anterior portion of the Waldeyer’s ring

A

Lingual tonsil

56
Q

This is an anti-mesenteric wall of distal portion of small intestine

A

Peyer’s patches

57
Q

Large isolated clusters of lymphoid follicles that are structulary simlar to tonsils

A

peyer’s patches

58
Q

This structure generates many memory lymphocytes for long term immunity

A

Peyer’s patches

59
Q

Abnormality that arise from lymphatic system of lymph nodes

A

Lymphomas

60
Q

A cancer of the immune system marked by a the presence of Reed-Sternberg cell

A

Hodgkin’s disease

61
Q

Observable swelling of body tissues duue to fluid accumulation

A

Pitting Edema

62
Q

Obstruction in the drainage of lymph in the extremeties

A

Elephantiasis

63
Q

Elephantiasis is caused by what bacteriia

A

Wuchereria bancrofti

64
Q

The occipital node receive lymph from

A

Back of the scalp

65
Q

The scalp above the parotid, eyelids, parotid gland, auricle and external auditory meatus receive lymph from

A

Parotid node

66
Q

Retroauricular or mastoid node receive lymph from

A

Scalp above ear, auricle and external auditory meatus

67
Q

The buccal or facial node drain the lymph from

A

anterior face

68
Q

The submandibular node receive lymph from

A

Front of scalp, nose, cheek, upper and lower lip, floor of the mouth, vestibule, gums

69
Q

The tip of the tongue and skin over the skin drain lymph via

A

Submental node

70
Q

The anterior cervical Node receive lymph from what area of the body

A

Skin and superficial tissue fo the front of the neck

71
Q

Drains lymph from lobe of the ear, skin over the jaw, skin over the lower part of the parotid gland

A

Superficial cervical

72
Q

Receive lymph from the nasal pharynx, audtory tube and vertebral column

A

Retropharyngeal

73
Q

Node located in front of the larynx and receives lymph from the same area

A

Laryngeal node

74
Q

Tracheal node receive lymph from

A

Thyroid gland and neighboring structures

75
Q

Thhis node is like a highwy that receives lymph from all groups of regional nodes

A

Deep cervical

76
Q

Jugulodigastric node drain lymph from

A

tonsils and tongue

77
Q

Jugulo-omohyoid drain lymph coming from

A

tongue

78
Q

Jugular trunk drain lymph coming from

A

thoracic duct or right lymphatic duct

79
Q

This node drain lymph from the entire upper limb

A

Axillary lymph nodes

80
Q

Receive lymph from the lateral part of the breast

A

Pectoral or anterior lymph node

81
Q

The posterior or subscapular lymph node receive lymph from

A

The back down as far as the level of the iliac crest

82
Q

What lymph node drains from the lateral side of the hand, the forearm and the arm

A

Infraclavicular or deltopectoral

83
Q

This drain the medial part of the hand and the medial side of the forearm

A

Supratrochlear or cubital node

Anatomy Finals (3 decks)

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