APHY 101 IVY TECH MIDTERM REVIEW| 160 Questions & Answers Correct 100%

What is the difference between anatomy and physiology? - ANSWERSanatomy is study of body structure and physiology is study of how those structures work What are the levels of organization and define each - ANSWERSorganelle: cell structure that carries out special function in the cell cell: basic unit of structure & function in a living thing tissue: a group of similar cells that are organized to do a specific job organ: a collection of tissues that carry out a specialized function of the body organ system: group of organs that work together to perform a specific function organism: a living thing made of a group of organ systems What are the characteristics of life and define each - ANSWERSResponsiveness to the environment, growth and change, ability to reproduce, have a metabolism and breathe, maintain homeostasis, being made of cells, passing traits to offspring what are the requirements of life? why is each important? - ANSWERSwater: needed to transport substances to regulate the body food: needed to supply energy and for regulation oxygen: needed to help release energy from food substances heat: needed to regulate the rate of metabolic processes pressure: needed for breathing and circulation Define homeostasis - ANSWERSMaintaining a stable internal environment what is a homeostatic mechanism - ANSWERStendency to maintain relatively constant conditions in the environment Define matter, element and atom. What is the basic unit of matter? - ANSWERSmatter: any substance that has mass and takes up space atom: smallest unit of ordinary matter basic unit of matter: atoms what is the structure of an atom - ANSWERSprotons, neutrons, electrons define nucleus, proton, neutron, and electron. What charges do each of these particles have? - ANSWERSnucleus: central core of an atom, positive proton: stable subatomic particle, positive neutron: subatomic particle, no charge electron: stable subatomic particle, negative what are covalent, ionic and hydrogen bonds and what are the differences between the three? - ANSWERScovalent: 2 atoms shared 1 or more molecules hydrogen: weak bond between 2 opposite positively charged sides of 2 or more molecules APHY 101 IVY TECH MIDTERM REVIEW| 160 Questions & Answers Correct 100%