Lymphatic System- PPT

Question 1

Grouped along the lower border of the jaw, in front of and behind the ears, and deep in the neck along the larger blood vessels. They drain the skin of the scalp, face, tissues of the nasal cavity and the pharynx

Answer 1

Cervical Lymph Nodes

Question 2

These nodes are in the underarm region and receive lymph from vessels that drain the arm, the walls of the thorax, the breast and the upper walls of the abdomen

Answer 2

Axillary Lymph Nodes

Question 3

The nodes in this area receive lymph from the legs, the outer portion of the genitalia and the lower abdominal wall

Answer 3

Inguinal Lymph Nodes

Question 4

Appear mostly along the paths of the blood vessels within the pelvic cavity and receive lymph from the lymphatic vessels in the area

Answer 4

Pelvic cavity- lymph nodes

Question 5

Nodes occur in chains along the main branches of the arteries of the intestine and the abdominal aorta

Answer 5

Abdominal Cavity

Question 6

These nodes occur between the lungs and along the windpipe and bronchi, and receive lymph from this area and from the internal wall of the thorax

Answer 6

Thoracic Cavity

Question 7

Malignant neoplasm involving lymphocyte proliferation in the lymph nodes

Answer 7

Lymphomas

Question 8

What are the two major types of Lymphomas?

Answer 8

Hodgkin’s disease (lymphoma)

Non Hodgkin’s lymphoma

Question 9

Symptoms/ Risk Factors of Hodgkin Disease

Answer 9

Usually presents as a painless mass in the neck and supraclavicular region
Spreads in a predictable, contiguous pattern thru lymph system
Presence of the Reed-Sternberg cell
Median age 38
Rare in children younger than 10
B-symptoms: unexplained fevers, night sweats, 10% or more weight loss,

Question 10

Prognosis and Treatment of Hodgkin Disease

Answer 10

Excellent if caught in early stages
Uses Ann Arbor staging system
The diaphragm is used as the differential landmark in staging
T-Cells defective 
Radiosensitive

Question 11

Symptom/ Risk factors of Non-Hodgkin’s Lymphoma

Answer 11

In lymph nodes as well as extranodal tissue 
Median age is 67
Spreads randomly
Burkitt's lymphoma- Epstein Barr Virus
AIDS patients increased risk
Those exposed to ionizing radiation 
Younger patients better prognosis