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The Skeletal System The Skeletal System
By Patricia Rojas and Carly Schwartz
By Patricia Rojas and Carly Schwartz
Image from:http://homes.bio.psu.edu/people/faculty/strauss/anatomy/skel/skeletal.htm
Function Function Protects many organs Forms the shape of the body provide support for the body Provides locomotion
Protects many organs Forms the shape of the body provide support for the body Provides locomotion
Overview:http://www.youtube.com/watch?v=C2dTbJDQ3u0&feature=related
Bone StructureBone Structure Made of calcium, phosphorous,and
sodium Types
Compact bone Cancellous bones
Perostium Bone marrow
Made of calcium, phosphorous,and sodium
Types Compact bone Cancellous bones
Perostium Bone marrow
Image from: http://kidshealth.org/parent/fitness/general/bones_muscles_joints.html
Haversian Canals Haversian Canals
Within compact bone
A long cylinder in which blood vessels flow
through
Within compact bone
A long cylinder in which blood vessels flow
through
Image from: http://www.bcb.uwc.ac.za/Sci_Ed/grade10/mammal/bone.htm
Movement Movement Three types of joints
Hinge joints Pivot joints Ball-to-socket joints
Three types of joints Hinge joints Pivot joints Ball-to-socket joints
How the system works!How the system works!
cartilage -> thick strong bones
Fastened together by ligaments
Muscles move bones attached by tendons Connect at joints
cartilage -> thick strong bones
Fastened together by ligaments
Muscles move bones attached by tendons Connect at joints
Image from: http://kidshealth.org/parent/fitness/general/bones_muscles_joints.html
How the system is regulated
How the system is regulated
Osteoblasts- makes new bones and repairs bones
Osteoclasts- sculpt and reshape bones
Osteocytes- sends signals to other cells
Osteoblasts- makes new bones and repairs bones
Osteoclasts- sculpt and reshape bones
Osteocytes- sends signals to other cells
Images from: http://www.womentowomen.com/bonehealth/natureofhealthybones.aspx
Interactions with other body systems
Interactions with other body systems
Muscular system Movement
Contracting and relaxing
Muscular system Movement
Contracting and relaxing
Skeletal musclesInteract with bones Hold skeleton together
Image from: http://www.free-ed.net/sweethaven/science/biology/anatomyphysiol/Human01_LessonMain.asp?iNum=0402
Interactions with other body systems
Interactions with other body systems
Circulatory system Bone marrow makes white and red
blood cells Blood cells travel through bones Blood=oxygen and nutrients to bones
Ribs protect lung and heart
Circulatory system Bone marrow makes white and red
blood cells Blood cells travel through bones Blood=oxygen and nutrients to bones
Ribs protect lung and heart
Osteosarcoma Osteosarcoma Causes:
DNA mutation radiation therapy
Common in children and men Treatments:
Surgery, chemotherapy, radiation therapy, cryosurgery
Causes: DNA mutation radiation therapy
Common in children and men Treatments:
Surgery, chemotherapy, radiation therapy, cryosurgery
QuickTime™ and a decompressor
are needed to see this picture.
Image from: http://www.mayoclinic.org/osteosarcoma/treatment.html
Works Cited Works Cited Aspects of the Skeletal System. N.d. Skeletal System. N.p., n.d. Web. 10 May 2010. <http://homes.bio.psu.edu/people/faculty/strauss/anatomy/skel/skeletal.htm>. Bone. N.p., n.d. Web. 10 May 2010.
<http://www.bcb.uwc.ac.za/Sci_Ed/grade10/mammal/bone.htm>. "Bone." Sunny Downstate Medical Center. N.p., 5 Mar. 2008. Web. 10 May 2010. "Bone Cancer." University of Virginia. N.p., 2010. Web. 10 May 2010. <http://uvahealth.com/ services/cancer-center/conditions-treatments/12008/?searchterm=osteosarcoma>. "Bone Cancer: Questions and Answers." National Cancer Insistute. N.p., n.d. Web. 10 May 2010. <http://www.cancer.gov/cancertopics/factsheet/Sites-Types/bone>. "Bone Marrow Disorders." Lab Tests Online. N.p., 6 Mar. 2010. Web. 10 May 2010. <http://www.labtestsonline.org/understanding/conditions/bone_marrow_disorders.html>. "Bones, Muscles, and Joints." Kid's Health. Nemours, 2010. Web. 10 May 2010. <http://kidshealth.org/parent/fitness/general/bones_muscles_joints.html>. "Osteocytes." Bone Bionengineering Laboratory. Columbia U, n.d. Web. 10 May 2010. <http://boneserver1.bme.columbia.edu/research/Osteocytes.htm>. Structure of Skeletal Muscle. N.d. Structure of Skeletal Muscle. SweetHaven Publishing Services, 2005. Web. 10 May 2010.
<http://www.free-ed.net/sweethaven/science/biology/anatomyphysiol/ Human01_LessonMain.asp?iNum=0402>.
Aspects of the Skeletal System. N.d. Skeletal System. N.p., n.d. Web. 10 May 2010. <http://homes.bio.psu.edu/people/faculty/strauss/anatomy/skel/skeletal.htm>. Bone. N.p., n.d. Web. 10 May 2010.
<http://www.bcb.uwc.ac.za/Sci_Ed/grade10/mammal/bone.htm>. "Bone." Sunny Downstate Medical Center. N.p., 5 Mar. 2008. Web. 10 May 2010. "Bone Cancer." University of Virginia. N.p., 2010. Web. 10 May 2010. <http://uvahealth.com/ services/cancer-center/conditions-treatments/12008/?searchterm=osteosarcoma>. "Bone Cancer: Questions and Answers." National Cancer Insistute. N.p., n.d. Web. 10 May 2010. <http://www.cancer.gov/cancertopics/factsheet/Sites-Types/bone>. "Bone Marrow Disorders." Lab Tests Online. N.p., 6 Mar. 2010. Web. 10 May 2010. <http://www.labtestsonline.org/understanding/conditions/bone_marrow_disorders.html>. "Bones, Muscles, and Joints." Kid's Health. Nemours, 2010. Web. 10 May 2010. <http://kidshealth.org/parent/fitness/general/bones_muscles_joints.html>. "Osteocytes." Bone Bionengineering Laboratory. Columbia U, n.d. Web. 10 May 2010. <http://boneserver1.bme.columbia.edu/research/Osteocytes.htm>. Structure of Skeletal Muscle. N.d. Structure of Skeletal Muscle. SweetHaven Publishing Services, 2005. Web. 10 May 2010.
<http://www.free-ed.net/sweethaven/science/biology/anatomyphysiol/ Human01_LessonMain.asp?iNum=0402>.
Works Cited Works Cited Bonewald, Lynda F., et al. Osteoblast and Osteocyte Responses to Fluid Flow. National Institue of Health Grants, n.d. Web. 10 May 2010. Brown, Susan E. "How Bones Work: The Nature of Healthy Bone." Women to Women. Accredited
Business, 16 Feb. 2010. Web. 10 May 2010. <http://www.womentowomen.com/bonehealth/ natureofhealthybones.aspx>. Campbell, Neil A., et al., eds. Biology: Concepts and Connections. 6th ed. San Francisco :
Pearson Benjamin Cummings, n.d. Print. The Free Dictionary. Farlex, 2010. Web. 10 May 2010. <http://medical-dictionary.thefreedictionary.com/>. Lawson, Simone. "What Is a Haversian Canal?" Wise Geek. N.p., 2010. Web. 10 May 2010.
<http://www.wisegeek.com/what-is-a-haversian-canal.htm>. Musculoskeletal System. Youtube. N.p., 8 Sept. 2008. Web. 10 May 2010.
<http://www.youtube.com/ watch?v=C2dTbJDQ3u0&feature=related>.
"Osteocytes." Bone Bionengineering Laboratory. Columbia U, n.d. Web. 10 May 2010. <http://boneserver1.bme.columbia.edu/research/Osteocytes.htm>.
Osteosarcoma. N.d. Mayo Clinic. Mayo Foundation for Medical Education and Research, 2010. Web. 10 May 2010. <http://www.mayoclinic.org/ osteosarcoma/treatment.html>.
Bonewald, Lynda F., et al. Osteoblast and Osteocyte Responses to Fluid Flow. National Institue of Health Grants, n.d. Web. 10 May 2010. Brown, Susan E. "How Bones Work: The Nature of Healthy Bone." Women to Women. Accredited
Business, 16 Feb. 2010. Web. 10 May 2010. <http://www.womentowomen.com/bonehealth/ natureofhealthybones.aspx>. Campbell, Neil A., et al., eds. Biology: Concepts and Connections. 6th ed. San Francisco :
Pearson Benjamin Cummings, n.d. Print. The Free Dictionary. Farlex, 2010. Web. 10 May 2010. <http://medical-dictionary.thefreedictionary.com/>. Lawson, Simone. "What Is a Haversian Canal?" Wise Geek. N.p., 2010. Web. 10 May 2010.
<http://www.wisegeek.com/what-is-a-haversian-canal.htm>. Musculoskeletal System. Youtube. N.p., 8 Sept. 2008. Web. 10 May 2010.
<http://www.youtube.com/ watch?v=C2dTbJDQ3u0&feature=related>.
"Osteocytes." Bone Bionengineering Laboratory. Columbia U, n.d. Web. 10 May 2010. <http://boneserver1.bme.columbia.edu/research/Osteocytes.htm>.
Osteosarcoma. N.d. Mayo Clinic. Mayo Foundation for Medical Education and Research, 2010. Web. 10 May 2010. <http://www.mayoclinic.org/ osteosarcoma/treatment.html>.