Chapter02 - A Systems Approach (Integumentary & Muscular)

Chapter02 - A Systems Approach (Integumentary & Muscular)

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Unformatted text preview: 1 Copyright © 2011 American Col ege of Sports Medicine Integumentary System Integumentary System • Functions • Protection • Excretes waste regulates temperature Integumentary System Copyright © 2011 American Col ege of Sports Medicine • Site of sensory receptors • Vitamin D synthesis • Largest organ of the body Heat Balance Wilmore & Costill. Environmental Factors. In: Training for Sport and Activity, 3 rd edition, 1988 2 Heat Balance Heat Dissipation Alcohol Ingestion Increased Blood [Alcohol] Lower Blood Glucose Skin Decreased Shivering Skin Blood Flow Lower Heat Production Heat Loss Lower Body Core Temp. From Freund et. al, 1994 3 Copyright © 2011 American Col ege of Sports Medicine Muscular System Muscular System Muscular system Muscular system • Primary function: – Provide movement Copyright © 2011 American Col ege of Sports Medicine • Primary component – muscle fiber • Types of muscle: – Skeletal – Cardiac – Smooth Copyright © 2011 American Col ege of Sports Medicine 4 Skeletal Muscle From: Exercise Physiology: Basis of Human Movement in Health and Disease, Lippincott Williams & Wilkins, 2006 Functional (contractile) unit of muscle fiber Copyright © 2011 American Col ege of Sports Medicine...
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Chapter02 - A Systems Approach (Integumentary & Muscular)

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