Lymphatic System

Question 1

list and describe the 3 functions of the lymphatic system

Answer 1

1. fluid balance: lymphatic system will pick up fluid that is lost from blood and return it to bloodstream
2. lipid absorption: lipids that are absorbed after digestion enter lymphatic system before entering bloodstream
3. defense: filtration of foreign substances, lymphocytes fight infections

Question 2

list the 5 components of the lymphatic system

Answer 2

1. lymphatic vessels
2. lymph nodes
3. spleen
4. Thymus
5. Bursa of Fabricius

Question 3

describe the function of lymphatic vessels

Answer 3

transport fluid (lymph) to bloodstream

Question 4

describe the function of lymph nodes

Answer 4

filter lymph

Question 5

describe the function of the spleen

Answer 5

filters blood, looks different in each species, composed of 2 types of pulp

Question 6

list and describe the 2 types of pulp in the spleen

Answer 6

1. red pulp: blood held within reticular fibers, stores blood
2. white pulp: lymphatic tissue, filtration of foreign substances

Question 7

describe the function and location of the Thymus

Answer 7

site of T lymphocyte maturation, located in the neck

Question 8

describe the location and function of the Bursa of Fabricius

Answer 8

found only in birds (chickens), site of B lymphocyte maturation