muscles by g.baker. functions of the muscular system 1. stabilize joints with their tendons 2....

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Muscles Muscles By G.Baker

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Page 1: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

MusclesMusclesBy G.Baker

Page 2: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

Functions of the Muscular System

1. Stabilize joints with their TENDONS

2. Produce movement (including standing upright)

3. Produce heat to maintain body temperature

Page 3: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

3 Types of Muscle Tissue

0Skeletal0Cardiac0Smooth

Picture from http://www.calhoun.edu/distance/Internet/Natural/Healthlinks/ems/paramedic%20student%20page/Vol.%201%20Ch.%208a_files/slide0018.htm

Page 4: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

Skeletal Muscle

0 Attaches to bone, skin, or fascia (connective tissue)

0 Striated muscle0 Muscle fibers are bands of

dark & light tissue.0 Function in pairs to bring

about the co-ordinated movements of the limbs, trunk, jaws, eyeballs, etc.

0 Voluntary control of contraction & relaxation

Picture from http://www.gwc.maricopa.edu/class/bio201/Histology/HistoRev20a.htm

Picture from http://www.thechildrenshospital.org/wellness/info/kids/20169.aspx

Page 5: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

http://www.sirinet.net/~jgjohnso/muscle.html

Page 6: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

Picture from http://kidshealth.org/PageManager.jsp?lic=1&article_set=54399&cat_id=20607

Brachioradialis

Rectus Abdominus

Sartorius

Gastrocnemius

Pectorals

Deltoids

TricepsBiceps

External Obliques

Quadriceps

Page 7: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

Cardiac Muscle

0Found only in the heart.0 It causes the rhythmical

beating of the heart, circulating the blood and its contents throughout the body as a consequence.

0 Involuntary muscle 0Striated Muscle

Picture from http://lifesciencedigest.com/2009/08/11/cash-for-cardiovascular-who-might-be-next/

Picture from http://www.kumc.edu/instruction/medicine/anatomy/histoweb/muscular/muscle14.htm

Page 8: Muscles By G.Baker. Functions of the Muscular System 1. Stabilize joints with their TENDONS 2. Produce movement (including standing upright) 3. Produce

Smooth Muscle0 Can be found in your digestive system,

circulatory system, and even the muscles in your eyes that help them to focus.

0 Smooth muscle tissue is located in the walls of hollow internal structures such as blood vessels, the stomach, intestines, and urinary bladder

0 Smooth muscle controls slow, involuntary movements such as the contraction of the smooth muscle tissue in the walls of the stomach and intestines.

0 The muscle of the arteries contracts and relaxes to regulate the blood pressure and the flow of blood.

0 Involuntary