Tamara Waller03/19/2020 Module 11: Endocrine System - Case Study Assignment: The Case of the Sweaty Salesman1. Define the bold terms in the text. autoimmune diseases-A disease in which the body's immune system attacks healthy cells.thrombocytopenia- is a condition in which you have a low blood platelet count.rheumatoid arthritis- is a chronic inflammatory disorder that can affect more than just your joints.alopecia- also known as spot baldness, is a condition in which hair is lost from some or all areas of the bodyerythema- superficial reddening of the skin, usually in patches, as a result of injury or irritation causing dilatation of the blood capillaries. goiter- is an abnormal enlargement of your thyroid gland. Your thyroid is a butterfly-shaped gland located at the base of your neck just below your Adam's apple. hypercalcemia- is a condition in which the calcium level in your blood is above normal. hyperthyroidism- is when your thyroid -- the butterfly-shaped gland at the bottom of your neck, just above your collarbone -- makes too much of a hormone called thyroxine.