Muscular System - Weebly
Transcript of Muscular System - Weebly
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Muscular System
Bell RingerJanuary Vocabulary Words
Test 5
February 4, 2016
http://www.getbodysmart.com/index.htm
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Muscular System
an organ system consisting of skeletal, smooth and cardiac muscles.
It permits movement of the body, maintains posture, and circulates blood throughout the body.
http://www.innerbody.com/image/musfov.html
January 5, 2016
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Fibromyalgia
A chronic disorder characterized by widespread musculoskeletal pain, fatigue, and tenderness in localized areas
January 6, 2016
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Muscular Dystrophy
A hereditary condition marked by progressive weakening and wasting of the muscles. Muscle cells die and loses the ability to move.
January 7, 2016
Duchenne muscular dystrophy
http://www.webmd.com/children/understanding-muscular-dystrophy-basics
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https://www.youtube.com/user/MySpaceMDAMDA -
https://www.youtube.com/watch?v=L2typ_mVxdw
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Myasthenia Gravis
A chronic condition where nerve impulses are not properly transmitted to the muscles. This leads to progressive muscular weakness and paralysis.
If the condition affects the respiratory muscles, it can be fatal. (Cause is unknown)
Autoimmune disease (antibodies attacks the body’s own tissues)
No cure
January 8, 2016
http://www.myasthenia.org/
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Myasthenia GravisThe disease most commonly affects muscles that control eye and eyelid movement, so the first symptoms you notice may be eyelid drooping and/or blurred or doubled vision. The majority will go on to develop weakness in other muscle groups within one or two years.
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Muscle Spasms
A sudden painful and involuntary muscular contraction.
Usually occur in the legs or feet and may result from over exertion or poor circulation.
January 11, 2016
http://www.medicalook.com/Pain_relief/Muscle_spasm.html
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Strain An injury to a muscle
or tendon in which the muscle fibers tear as a result of overstretching.
Frequent sites include the back, arms, and legs.
Prolonged or sudden muscle exertion is usually the cause.
Symptoms include myalgia, swelling, and limited movement.
January 12, 2016
http://www.summitmedicalgroup.com/library/adult_health/sma_calf_strain_tear/
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Contracture
A severe tightening of a flexor muscle resulting in bending of a joint.
Results from lack of use.
January 13, 2016
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Excitability
Irritability, the ability to respond to a stimulus such as a nerve impulse
January 14, 2016
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Contractibility
Muscle fibers that are stimulated by nerves contract, or become short and thick, which causes movement
January 15, 2016
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Extensibility
The ability to be stretched from the normal resting length.
January 19, 2016
http://www.mhhe.com/biosci/esp/2001_saladin/folder_structure/su/m4/s8/
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Elasticity
Allows the muscle to return to its original shape after it has contracted or stretched
January 20, 2016
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Involuntary Muscle
The muscle function without conscious thought or control. (Cardiac & Visceral)
January 21, 2016
http://www.udel.edu/biology/Wags/histopage/modelspage/modelspage.htm
digestive
respiratory
blood vessels
eyes
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Voluntary Muscle
A muscle where the person has control over the action.
January 22, 2016
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Fascia
A tough, sheet-like membrane that covers and protects the tissue
January 25, 2016
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Adduction
Moving a body part toward the midline of the body
January 26, 2016
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Abduction
Moving a body part away from the midline of the body.
January 27, 2016
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Flexion
Decreasing the angle between two bones, or bending a body part
January 28, 2016
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Extension
Increasing the angle between two bones, or straightening a body part
January 29, 2016
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Rotation
Movement in which a body part pivots or revolves around its own axis.
February 1, 2016
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Circumduction
moving in a circle at a joint, or moving one end of a body part in a circle while the other end remains stationary, such as swinging an arm or leg in a circle.
February 2, 2016
http://www.yourepeat.com/watch/?v=XXPG84IpuEU
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https://www.youtube.com/watch?v=FFki8FtaByw
Stanfordmedicine25.stanford.edu
Stanford School of Medicine: Stanford Medicine 25
(Gait Examination)
https://www.youtube.com/watch?v=F_F7DdAD7yU&index=3&list=PLD74
972DCFB2D58C8
Abnormal Gait Exam: Neuropathic Gait Demonstration