BIOS251 EXAM 1 Study Guide Graded A 2024

What is anatomy and physiology? • Anatomy-study of the structures of the human body. • Physiology-Study of the function and working of those structures. Define buffer form chemical systems that absorb excess acids or bases to maintain a relatively stable pH, maintains homeostasis Define metabolism refers to the whole sum of reactions that occur throughout the body within each cell and they provide the body with energy. Define homeostasis Maintaining a stable internal environment, maintains state of balance Define differentiation The process by which cells become progressively more specialized; a normal process through which cells mature Define histology study of tissues sagittal plane divides body into left and right coronal plane(or frontal) divides body into front and back transverse plane line that divides the body into upper and lower sections Superior position toward the head, upper, above inferior position toward the feet, lower, below Anterior position(ventral) Front side/in front of Posterior position(dorsal)