BIOS-251: Exam 1 Review

1. The study of human structure - Anatomy 2. The study of human function - Physiology 3. A tendency for organisms to maintain a balanced or constant internal state - Homeostasis 4. A state of balance - Equilibrium 5. Consequences of homeostatic imbalance - Illness or death 6. Thermoregulation Process - 7. A feedback loop in which a system responds to a change by reversing that change, or by decreasing the rate at which the change is occurring. (Ex. thermoregulation) - Negative Feedback Loop 8. A feedback loop in which a system responds to a change by amplifying that change. (Ex. childbirth) - Positive Feedback Loop 9. Changes, occurring within or outside the body, that affect homeostasis - Stimuli 10. Detects and sends messages to the control center - Receptors 11. Processes the signal, alerts the effector about the detected change, and gives instructions - Control Center 12. An organ or cell that acts in response to a stimulus; handles the issue - Effector 13. Divides a human body into anterior and posterior sections - Frontal Plane or Coronal Plane