Bio 152 Introduction to Human Anatomy and Physiology Actual Exam Questions And Well Elaborated Answers 100% Verified.

Define Anatomy - correct answer Study of body structure/form Gross anatomy vs. microanatomy - correct answer Visible with naked eye vs. visible with microscope Define Physiology - correct answer Study of body functions/morphology Define: Embryology Pathology Histology Cytology - correct answer Study of development Study of disease Study of tissues Study of cells What are the levels of organization in human body - correct answer Organism Organ system Organ Tissue Cells Chemicals Define Homeostasis - correct answer Maintenance of relatively stable internal enviorment Define pathophysiology - correct answer Study of functional changes associated/result of disease Types of regulation of homeostasis - correct answer Intrinsic Regulation (from within) autoregulation Extrinsic Regulation (from outside) Regulation of homeostasis involves - correct answer Receptor:Detects Change Control Center: receives & process's information Effector: Responds Describe Negative feedback regulation - correct answer Function to reduce change Most common Example:Thermoregulation Describe thermoregulation as a Negative feedback loop - correct answer Body Temp has increased Receptors:thermoreceptors in skin detect change Control Center: Hypothalamus receive sensory info and then outputs signal Effectors: Sweat glands secrete, dilation of blood vessels Describe Positive Feedback regulation - correct answer Functions to increase change Less common Example: Labour/Clotting Describe Labour as a Positive Feedback loop - correct answer Maternal hormones are releasedstimulating uterine contractionsstimulates seccretion of more hormonesstimulating contractionsrepeat