BIOLOGY 251 Lecture Notes - Lecture 1: Stomach, Extracellular Fluid, Fluid Compartments
Document Summary
Cells: smallest functioning unit in the human body: specialized depending on where they are located. Tissues: groups of similar cells with similar functions: neural: specialized for initiating and transporting electrical signals. Brain, spinal chord, and throughout the body: muscular: contracting and movement. Cardia: involuntary heart movement: epithelial: change material with the environment. Secretory: release sweat, hormones, etc: connective: anchor and support other structures. Organ: a group of tissues that perform a specialized function. Body system: group of organs that have a similar goal. Total body water: intracellular fluid (icf): inside cells, extracellular fluid (ecf): outside cells. Interstitial fluid: fluid that bathes the cells. Free exchange of plasma and interstitial fluid.
