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Lymphatic Organs
Questions
Question | Answer |
---|---|
Name some Lymphatic Organs? | Spleen, Tonsils, Thymus |
What is characterisc of Lymph Organs? | 1. NOT directly in Lymph flow; 2. pesses ONLY Efferent Lymph Vessels --> drain into Lymphatic System |
What does the Spleen look like and where is it located? | an Eggplant - in UPPER LEFT quadrant |
What components of the Spleen are parts of the Circulatory System? | 1. WHITE Pulp = source of Lyphocytes (manufacture/release Lymphocytes); 2. RED Pulp = stored/Developing Erythrocytes |
What is another function of the Spleen? | provide and Resivoire of Blood in case of Hemorage |
What is the composition of the Spleen? | contractile Smooth Muscle, WHITE Pulp, RED Pulp |
What are the types of Tonsils? | Palatine, Phayngeal, Lingual |
What are the functions of Tonsils? | 1. manufacture Lymphocytes; 2. guard Oral and Nasal entrances |
How do Tonsils guard Oral and Nasal entrances? | FILTER Air passing through |
What do the Tonsils and Thymus have in common? | 1. Retrograde Development; 2. manufacture Lymphocytes; 3. Lymphatic Organs |
What does the Thymus look like and where is it located? | 2 Lobes - Mediastinum |
What hormone does the Thymus secrete? | Thymosin --> promotes immune functions |
What are the functions of the Thymus? | 1. manufactures/Distributes "active" (T) Lymphocytes; 2. secrete Thymosin |
What is Retrograde Development? | what is Large in Children, Small/Nonexistant in Adults |
What would be the fate of someone born without a Thymus? | Death, "Boy in the Bubble", Bone Marrow Transplant |
What are the functions of the Lymphatic System? | 1. produces Lymphcytes; 2. filters Lymph; 3. receives Fatty Food Products from SMALL Intestine; 4. returns lost Tissue Fluid and Plasma Proteins to Circulation; 5. responsible for Immunity via Antibody Production |
What is the inadvertant function of the Lyphatic System? | transposrt Cancer Cells throughout the body |