Chapter 40 Review

Chapter 40 Review - Chapter 40 Review 1 Animals need to...

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Unformatted text preview: Chapter 40 Review 1. Animals need to regulate body • Set point • Feedback o Positive-set point stays o Negative-returns environment to set point o Feed forward-changes set point • Physiological o Effectors o Sensors o Regulatory systems-hormones 2. Physiology-study of functions of all parts and processes 3. Homeostasis-maintenance of constant conditions in internal environment 1. Internal Environment • Cell specialization • Organ system • Cells are bathed in extracellular fluids (EFC) 7. Tissue • Assemblage of cells • Four kinds o Epithelial Sheets of tightly packed cells Cover inner and outer surfaces of body Barriers Ex. skin o Connective Loosely packed cells Function to give shape Types • Cartilage • Bone • Adipose tissue • Blood o Muscle Cells that can contract-become shorter Most abundant in body Types • Skeletal • Smooth • Cardiac o Nervous Processes information Controls other organ systems 2 types •...
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This note was uploaded on 12/10/2010 for the course BIOL 2150 taught by Professor Koscynski during the Spring '08 term at Toledo.

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Chapter 40 Review - Chapter 40 Review 1 Animals need to...

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