Lymphatics

Question 1

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

Answer 1

Lymphatic System

Question 2

How many liters a day does the lymphatic system drain

Answer 2

2-3L/day

Question 3

What are the primary components of the lymphatic system

Answer 3

red bone marrow and thymus

Question 4

What are the secondary components of the lymphatic system

Answer 4

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

Question 5

Lymph means what in Latin

Answer 5

Lympha or water

Question 6

Components of lymph and their specific percentage

Answer 6

96% water and 4% solids

Question 7

This is a milk lymph that contains TAG

Answer 7

chyle

Question 8

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

Answer 8

Lymph capillaries

Question 9

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

Answer 9

Lymph capilliaries

Question 10

Where are lymph capillaries most numerous in

Answer 10

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

Question 11

The lymph capillaries are absent in what areas of the body

Answer 11

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

Question 12

What anchors the endothelial cells to the surrounding structures

Answer 12

collagen filaments

Question 13

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

Answer 13

Endothelial cells

Question 14

formed by the convergence of lymph capillaries

Answer 14

Lymph vessels

Question 15

which is more plentiful? lymph vessels or lymph veins?

Answer 15

lymph vessels

Question 16

type of lymph vessels that flows towards the node

Answer 16

AFFERENT Lymphatic Vessel

Question 17

type of lymph vesse that flow away from the node

Answer 17

Efferent Lymphatic vessel

Question 18

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

Answer 18

Lymphokinetic Motion

Question 19

The lymph capillaries move in what direction of flow

Answer 19

From highest pressure to lowest pressure

Question 20

Pathway of lymph flow

Answer 20

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

Question 21

Small ovoid masses of lymphoid tissue

Answer 21

Lymph node

Question 22

Length and shape of the lymph node

Answer 22

2 cm and kidney shaped

Question 23

The function of the lymph node is to

Answer 23

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

Question 24

Formed by the converge of lymph vessels

Answer 24

Lymph Ducts

Question 25

Another term for the main lymph duct

Answer 25

Lumbar duct

Question 26

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

Answer 26

Cisterna chyli

Question 27

The cisterna chyli receives what specific trunks

Answer 27

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

Question 28

The cisterna chyli gives rise to what duct

Answer 28

Thoracic duct

Question 29

what lymphocytes does the bone marrow produce

Answer 29

B-lymphocytes

Question 30

what lymphocytes does the thymus produce

Answer 30

T-Lymphocytes

Question 31

What is the function of the secondary Lymphoid organs

Answer 31

To maintain mature naive lmphocytes and initiate an adaptive immune response

Question 32

Activation by natigen of lmphocytes leads to what process

Answer 32

Conal expansion and affinity maturation

Question 33

what are the two major lymphatic duct

Answer 33

thoracic duct and right lymphatic duct

Question 34

The anatomical location of the thoracic duct is found at

Answer 34

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

Question 35

The thoracic duct enters what vein

Answer 35

LEFT brachiocephalic vein

Question 36

The thoracic duct receives lymph from what area

Answer 36

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

Question 37

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

Answer 37

Right Lymphatic Duct

Question 38

The right lymphatic duct receives lymph from what areas

Answer 38

right head and neck, right upper limb and right thorax

Question 39

The right lymphatic duct empties at junction of what two veins

Answer 39

right internal jugular vein and right subclavian vein

Question 40

The thoracic duct empties into the junction of what two veins

Answer 40

Left internal jugular and left subclavian vein

Question 41

Most inferor part of the thoracic duct

Answer 41

Cisterna Chyli

Question 42

Flat, bilobeed structure lying in superior mediastinum of thorax

Answer 42

Thymus

Question 43

One of the most important organs concerned with defense against infection

Answer 43

Thymus

Question 44

blood supply of thymus

Answer 44

Inferior thyroid and internal thoracic arteries

Question 45

largest single mass of lymphatic tissue in the body

Answer 45

Spleen

Question 46

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

Answer 46

Spleen

Question 47

sheats of lymphoid tissue around small branches of splenic artery

Answer 47

White pulp

Question 48

consists of blood cells circulating through the network of reticular fibers

Answer 48

Red pulp

Question 49

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

Answer 49

Lymphatic nodules

Question 50

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

Answer 50

Oropharynx

Question 51

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

Answer 51

Pharyngeal tonsils, tubal tonsils, palatine tonsils and lingual tonsils

Question 52

what tonsil is usually removed during surgery

Answer 52

Palatine tonsil

Question 53

Pockets or folds that occur naturally in the tonsils

Answer 53

Tonsilar crypts

Question 54

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

Answer 54

Pharyngeal tonsil

Question 55

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

Answer 55

Lingual tonsil

Question 56

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

Answer 56

Peyer's patches

Question 57

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

Answer 57

peyer's patches

Question 58

This structure generates many memory lymphocytes for long term immunity

Answer 58

Peyer's patches

Question 59

Abnormality that arise from lymphatic system of lymph nodes

Answer 59

Lymphomas

Question 60

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

Answer 60

Hodgkin's disease

Question 61

Observable swelling of body tissues duue to fluid accumulation

Answer 61

Pitting Edema

Question 62

Obstruction in the drainage of lymph in the extremeties

Answer 62

Elephantiasis

Question 63

Elephantiasis is caused by what bacteriia

Answer 63

Wuchereria bancrofti

Question 64

The occipital node receive lymph from

Answer 64

Back of the scalp

Question 65

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

Answer 65

Parotid node

Question 66

Retroauricular or mastoid node receive lymph from

Answer 66

Scalp above ear, auricle and external auditory meatus

Question 67

The buccal or facial node drain the lymph from

Answer 67

anterior face

Question 68

The submandibular node receive lymph from

Answer 68

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

Question 69

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

Answer 69

Submental node

Question 70

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

Answer 70

Skin and superficial tissue fo the front of the neck

Question 71

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

Answer 71

Superficial cervical

Question 72

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

Answer 72

Retropharyngeal

Question 73

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

Answer 73

Laryngeal node

Question 74

Tracheal node receive lymph from

Answer 74

Thyroid gland and neighboring structures

Question 75

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

Answer 75

Deep cervical

Question 76

Jugulodigastric node drain lymph from

Answer 76

tonsils and tongue

Question 77

Jugulo-omohyoid drain lymph coming from

Answer 77

tongue

Question 78

Jugular trunk drain lymph coming from

Answer 78

thoracic duct or right lymphatic duct

Question 79

This node drain lymph from the entire upper limb

Answer 79

Axillary lymph nodes

Question 80

Receive lymph from the lateral part of the breast

Answer 80

Pectoral or anterior lymph node

Question 81

The posterior or subscapular lymph node receive lymph from

Answer 81

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

Question 82

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

Answer 82

Infraclavicular or deltopectoral

Question 83

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

Answer 83

Supratrochlear or cubital node