Study Guide

Lymphatic system study guide- complete after listening to lecture and reviewing the vocabulary.

1. This receives lymph from the rest of the body - the lymphatic system

2. Small masses lf lymphatic tissue that rings the pharynx in the throat. – tonsils

3. This is literally a ‘eating cell’ such as macrophages and neutrophils. – phagocytic

4. What is a substance capable of exciting our immune system and provoking an immune response?

- antigen

5. Later immune responses which are much faster, more prolonged, and more effective are called _antibodies_.

6. This contains dead or weakened viruses injected to initiate active immunity. – vaccine

7. T cells that remain behind after an infection to provide immunological memory are called _memory cells_.

8. A bodywide, acute, allergic response that is fairly rare is called __anaphylaxis_.

9. What is it called when the body produces antibodies and sensitized T cells that attack and damage its own tissues?

- autoimmune

10. Tissue grafts taken from unrelated persons are called __allografts_.

11. Small proteins that diffuse to nearby cells and bind to their membrane receptors are called _interferons_.

12. _antibodies_ is/are also referred to as immunoglobulins or IGS and constitute the gamma globulin part of blood proteins and are formed in response to an antigen.

13. Excess tissue fluid that is picked up and returned to the blood stream by vessels is called _lymphatic vessels_.

14. ______refers to a group of 20 plasma proteins that circulate in the blood at an inactive site that becomes active when it becomes attached to a foreign cell.