BIOS-251: Exam 1 Review Latest Update 100% Pass

BIOS-251: Exam 1 Review Latest Update 100% Pass The study of human structure Anatomy The study of human function Physiology A tendency for organisms to maintain a balanced or constant internal state Homeostasis A state of balance Equilibrium Consequences of homeostatic imbalance Illness or death Thermoregulation Process 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 A feedback loop in which a system responds to a change by amplifying that change. (Ex. childbirth) Positive Feedback Loop Changes, occurring within or outside the body, that affect homeostasis Stimuli Detects and sends messages to the control center Receptors Processes the signal, alerts the effector about the detected change, and gives instructions Control Center An organ or cell that acts in response to a stimulus; handles the issue Effector Divides a human body into anterior and posterior sections Frontal Plane or Coronal Plane Divides the human body into equal left and right sections Midsagittal Plane Divides the human body in half, creating two sections; top and bottom Transverse or Horizontal Plane Parallel plane next to the midsagittal plane Parasaggittal Plane Plane cut at an angle Oblique Midline of body Medial Away from midline Lateral