4_23_07 - April 23, 2007 Homework Exercise write-up Quiz on...

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April 23, 2007 Biology 130 Homework Exercise write-up Quiz on cardiac cycle Abstract due Intro to Anatomy/Physiology HOMEOSTASIS Focus on organs/organ systems is in how we maintain homeostasis Homeostasis o Dynamic equilibrium Organ systems: o Digestive System Break down food into monomers to absorb for energy Take up enough to provide body with nutrients o Respiratory System Intake of oxygen to blood, disposal of CO 2 o Integumentary System Skin to control body temperature o Skeletal / Muscular System – not large emphasis o Nervous System Control of other systems and other cells in body Short term o Endocrine System Hormone Long term o Circulatory System o Immune System / Lymphatic System Why do we need these systems? o Most cells in body have very little contact with environment so we need to micromanage by dividing into organ systems to control different aspects of the body o Supply us with high energy compounds to spread to cells throughout the
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4_23_07 - April 23, 2007 Homework Exercise write-up Quiz on...

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