BIOL 1202 Lecture Notes - Lecture 4: Congenital Heart Defect, Vocal Folds, Nephridium
Document Summary
Homeostasis and the organization of the animal body. Organization of the animal body: 4 tissue types, made of trillions of cells, cells and non cellular components, 1. Ex: lining of lungs and blood vessels, lining of trachea, esophagus: 2. Connective: surrounded by large quantities of extracellular substances which are secreted from the cells of the connective tissue ex: cartilage, bones, blood (plasma), dermis, fat cells, lymph stream, tendons and ligaments: 3. Nerve: specialized to generate and conduct electrical signals. Ex: neurons: cells-tissues-organs-organ systems, organs, formed from 2 or more tissue types, different organs have different proportion of tissue types, ex: skin made up of epithelial, dermis, nervous tissue, and muscle tissue. Pump (heart) to keep fluid moving: 2. Permanent damage to the heart caused by a blockage of blood to the heart. Pharynx connects mouth and esophagus: epiglottis covers larynx while directing food to esophagus, 3.
