COACH WILLIAMS What is MUSCLE Tissue that makes the body move Network of muscles include Voluntary muscles muscles that must be told to move Involuntary muscles muscles that move on their own ID: 1030316
Download Presentation The PPT/PDF document "MUSCULAR SYSTEM TUESDAY, NOVEMBER 6, 201..." is the property of its rightful owner. Permission is granted to download and print the materials on this web site for personal, non-commercial use only, and to display it on your personal computer provided you do not modify the materials and that you retain all copyright notices contained in the materials. By downloading content from our website, you accept the terms of this agreement.
1. MUSCULAR SYSTEMTUESDAY, NOVEMBER 6, 2012COACH WILLIAMS
2. What is MUSCLE?Tissue that makes the body move.Network of muscles include:Voluntary muscles – muscles that must be told to moveInvoluntary muscles – muscles that move on their own
3. How many muscles do we have?The human body contains more than 650 muscles.They are all made of the same material which is a type of elastic.
4. Types of Muscle TissuesCardiacSkeletalSmooth
5. Cardiac MuscleFound only in the heart (makes up the heart)It is a “twitch” muscle; it only performs short single contractionsWHAT TYPE OF MUSCLE DO YOU THINK THE CARDIAC MUSCLE IS? INVOLUNTARY OR VOLUNTARY
6. Skeletal muscleMuscles that show you how strong you areaka – “striated muscle” – the light and dark parts of muscle fibers make them look stripedSkeletal muscles are held to the bones by tendons (cords made of tough tissue)Skeletal muscles work with your bones to give your body power and strengthThis combination is referred to as “musculoskeletal system”.VOLUNTARY OR INVOLUNTARY?
7. MAJOR SKELETAL MUSCLES DELTOID MUSCLE (SHOULDER)PECTORALS (BOTH SIDES OF UPPER CHEST)ABDOMINALS (ABS)BICEPSQUADRICEPS (QUADS)GLUTEUS MAXIMUS
8. Smooth muscleYour brain and body tell these muscles what to doSmooth muscles are at work all over your bodyStomach and digestive system – they contract (tighten up) to allow food to go through the bodyBladder – when relaxed (hold in urine); when contract (let it out or “tinkle”)INVOLUNTARY OR VOLUNTARY?