Anatomy & Physiology Chapters 1-6 Questions with Correct Answers

Anatomy & Physiology Chapters 1-6 Questions with Correct Answers What are the levels of organization from smallest to largest? - Correct Answer Chemical (atomic, molecular) Cellular, tissue, Organ, System, Organism What is the basic structural and functional unit of an organism? - Correct Answer Cells What are the 3 components of a feedback system? - Correct Answer Receptor- structure, monitors change and sends input to the control center Control Center- (Brain), receives input and provides nerve impulses or chemical signals to the body Effectors- that bring change to the body to get it back to "balance" What is the difference between a negative and positive feedback system? - Correct Answer Negative- reverses a change in a controlled condition, reverse change to bring back to a balance state Positive- strengthens or reinforce change in one of the body's controlled conditions/ further the process along What is the difference between Intracellular and Extracellular fluids? - Correct Answer Itnra- Fluid located within cells, also called Cytosol Extra- Fluid outside body cells, such as Interstitial fluid and plasma Superior - Correct Answer Above, top, toward head inferior - Correct Answer Below, bottom, away from head anterior/ventral - Correct Answer toward front posterior/dorsal - Correct Answer toward the back medial - Correct Answer toward the midline lateral - Correct Answer away from midline