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 Video:http://www.youtube.com/watch?v=C2dTbJDQ3u0&feature=related

Picture taken from Neil Campell’s Biology: Concepts and Connections. 6th ed

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

Picture taken from Neil Campell’s Biology: Concepts and Connections. 6th ed

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

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>. 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>.

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>. 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>.

Works Cited Works Cited Campbell, Neil A., et al., eds. Biology: Concepts and Connections. 6th ed. San Francisco :

Pearson Benjamin Cummings, n.d. Print. 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>.

"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>. 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>.The Free Dictionary. Farlex, 2010. Web. 10 May 2010. <http://medical-dictionary.thefreedictionary.com/>.

Campbell, Neil A., et al., eds. Biology: Concepts and Connections. 6th ed. San Francisco : Pearson

Benjamin Cummings, n.d. Print. 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>.

"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>. 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>.The Free Dictionary. Farlex, 2010. Web. 10 May 2010. <http://medical-dictionary.thefreedictionary.com/>.