Doc Ariel Lymphatics

Question 1

Axillary Lymph Center

Answer 1

Only lymph node in thoracic limb.

Question 2

Axillary Lymph Node

Answer 2

Located caudal to the shoulder joint.

Question 3

Accessory Axillary Lymph Node

Answer 3

Lies caudal to the principal axillary node.

Question 4

Drainage of Axillary Lymph Node

Answer 4

Drains mammary glands and cranial abdominal glands.

Question 5

Thoracic Duct

Answer 5

Main channel returning lymph to venous system.

Question 6

Tracheal Duct

Answer 6

Receives lymph from the thoracic region.

Question 7

External Jugular Vein

Answer 7

Drains lymph from thoracic limb and nodes.

Question 8

Ventral Thoracic Lymph Center

Answer 8

Includes cranial sternal lymph nodes.

Question 9

Cranial Sternal Lymph Nodes

Answer 9

Single node near 2nd costal cartilage.

Question 10

Dorsal Thoracic Lymph Center

Answer 10

Contains aortic thoracic nodes.

Question 11

Aortic Thoracic Nodes

Answer 11

Located in 5th or 6th intercostal space.

Question 12

Drainage of Aortic Nodes

Answer 12

Drains thoracic vertebrae and surrounding muscles.

Question 13

Mediastinal Lymph Center

Answer 13

Includes cranial mediastinal lymph nodes.

Question 14

Cranial Mediastinal Lymph Nodes

Answer 14

Associated with heart vessels, variable in size.

Question 15

Bronchial Lymph Center

Answer 15

Includes pulmonary and tracheobronchial lymph nodes.

Question 16

Pulmonary Lymph Nodes

Answer 16

Small nodes on dorsal surface of bronchi.

Question 17

Tracheobronchial Lymph Nodes

Answer 17

Constantly present, drains lungs and bronchi.

Question 18

Middle Tracheobronchial Lymph Node

Answer 18

Largest node located in the carina.

Question 19

Thymus

Answer 19

Bilobed structure, largest in young dogs.

Question 20

Thoracic Duct Origin

Answer 20

Begins between the crura of the diaphragm.

Question 21

Lumbar Lymph Center

Answer 21

Consists of lumbar aortic and renal nodes.

Question 22

Lumbar Aortic Lymph Nodes

Answer 22

Small nodes along aorta and caudal vena cava.

Question 23

Afferent Lymph Vessels

Answer 23

Vessels draining lymph into lumbar aortic nodes.

Question 24

Renal Lymph Nodes

Answer 24

Inconstant nodes associated with renal vessels.

Question 25

Iliosacral Lymph Center

Answer 25

Includes medial iliac, internal iliac, sacral nodes.

Question 26

Medial Iliac Lymph Node

Answer 26

Large node between iliac arteries, drains pelvic area.

Question 27

Internal Iliac Lymph Nodes

Answer 27

Small paired nodes near internal iliac artery.

Question 28

Sacral Lymph Nodes

Answer 28

Often absent, associated with internal iliac nodes.

Question 29

Lymph Nodes of Viscera

Answer 29

Grouped by organs, serve specific functions.

Question 30

Lymph Vessels of Genital Organs

Answer 30

Drain into lumbar and iliac lymph nodes.

Question 31

Celiac Lymph Center

Answer 31

Associated with organs supplied by celiac artery.

Question 32

Hepatic Lymph Nodes

Answer 32

Nodes draining lymph from the liver.

Question 33

Gastric Lymph Nodes

Answer 33

Nodes associated with the stomach's lymph drainage.

Question 34

Pancreaticoduodenal Lymph Nodes

Answer 34

Nodes draining pancreas and duodenum.

Question 35

Cranial Mesenteric Lymph Center

Answer 35

Includes jejunal and colic lymph nodes.

Question 36

Jejunal Lymph Nodes

Answer 36

Largest lymph nodes in the abdomen.

Question 37

Colic Lymph Nodes

Answer 37

Nodes associated with the colon's lymph drainage.

Question 38

Right Colic Lymph Node

Answer 38

Drains lymph from the right side of colon.

Question 39

Middle Colic Lymph Node

Answer 39

Drains lymph from the middle colon.

Question 40

Left Colic Lymph Node

Answer 40

Drains lymph from the left side of colon.

Question 41

Popliteal Lymph Center

Answer 41

Consists of popliteal lymph nodes.

Question 42

Efferent Vessels

Answer 42

Vessels carrying lymph away from lymph nodes.

Question 43

Pelvic Limb Lymph Nodes

Answer 43

Nodes associated with lymph drainage from limbs.

Question 44

Superficial Popliteal Lymph Node

Answer 44

Node located in the pelvic limb region.

Question 45

Pelvic Limb Drainage

Answer 45

Drains lymph from areas distal to the node.

Question 46

Iliofemoral Lymph Center

Answer 46

Includes distal femoral and external iliac lymph nodes.

Question 47

Distal Femoral Lymph Node

Answer 47

Drains skin over stifle, crus, and pes.

Question 48

External Iliac Lymph Node

Answer 48

Small node present in 30% of dogs.

Question 49

Inguinofemoral Lymph Center

Answer 49

Consists of superficial inguinal lymph nodes.

Question 50

Scrotal Lymph Nodes

Answer 50

Drain lymph from male reproductive structures.

Question 51

Mammary Lymph Nodes

Answer 51

Drain lymph from female mammary glands.

Question 52

Head and Neck Lymphocenters

Answer 52

Includes various lymph nodes in the head and neck.

Question 53

Parotid Lymph Node

Answer 53

Drains dorsal head, located near parotid gland.

Question 54

Lateral Retropharyngeal Lymph Node

Answer 54

Usually absent in dogs, palpable in ox.

Question 55

Superficial Cervical Lymph Node

Answer 55

Located in the superficial cervical lymphocenter.

Question 56

Mandibular Lymph Nodes

Answer 56

Drain superficial neck and proximal forelimb.

Question 57

Retropharyngeal Lymph Center

Answer 57

Drains deeper head and neck structures.

Question 58

Deep Cervical Lymph Center

Answer 58

Chain of nodes along the trachea.

Question 59

Medial Retropharyngeal Lymph Node

Answer 59

Largest lymph node in the head and neck.

Question 60

Spleen

Answer 60

Largest lymphoid organ, stores red blood cells.

Question 61

Hilus

Answer 61

Area where vessels and nerves enter the spleen.

Question 62

Tonsils

Answer 62

Masses of lymphoid tissue protecting the larynx.

Question 63

Peyer's Patches

Answer 63

Lymphatic tissue accumulation in the ileum.

Question 64

Hemal Nodes

Answer 64

Filter blood, found along the aorta.

Question 65

Lymphocyte Production

Answer 65

Spleen produces lymphocytes and stores iron.

Question 66

Reddish-Brown Spleen Color

Answer 66

Characteristic color indicating blood storage capacity.