1. Survey of Health Science Jan 20/21 0037 STAT Have a piece of notebook paper on your desk. Title: Muscular System notes Muscular System

2. Content Objective: Students will learn the structure and function of the muscular system. Students will learn 3 types of muscular tissue and their function in the body. Students will learn the terms voluntary and involuntary and relate those terms to the skeletal system. Muscular System Notes Muscle Tissue coloring MUSCULAR Quiz #1 Jan. 26/27

3. The Muscular System

4. Types of Muscles VoluntaryInvoluntary Muscles you do not control  Muscles you do control

5. Three categories of Muscles: A voluntary muscle. Makes up 50% of the body’s weight. Skeletal (1) Requires: oxygen and nutrients

6. Functions of Skeletal Muscles: Movement. Muscle tone maintains body position and posture. Heat Production – muscles produce most of the heat in the body (98.6 F). Shivering increases body temperature.

7. Three categories of Muscles: Involuntary muscle. Found in : blood vessels ducts hollow organs body. Peristalsis: wave like movement of smooth muscle. Function: move food, blood, fluids Stomach Peristalsis Video - Click here Stomach Peristalsis Video - Click here Smooth (2)

8. Three categories of Muscles: Involuntary muscle. Makes up the walls of the heart. Function: pump/move blood throughout the body. SIMULATED beating heart Video - click here SIMULATED beating heart Video - click here Cardiac (3)

9. Muscular Medical Terminology Root: My/omuscle Cardi/oheart Myocardium ? Myocarditis ? Cardiomyoma ? Suffixes: -pathydisease -algiapain Cardiomyopathy ? Cardiomyalgia ?