Chapter_6 - KIN 216 Applied Human Anatomy Chapter 6 Slides...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: KIN 216 Applied Human Anatomy Chapter 6 Slides adapted from Dr Pfeiffer Skeletal System Consists of bones, cartilages, and joints The framework of our body 95% of bodys Ca stored in skeleton (DYNAMIC process- comes and goes) **206 bones in an adult skeleton You have more bones in infancy (about 270 at birth) As we grow our bones fuse together decreasing the number of bones in the body Cartilage Location External ear Nose Joints (articular) Ribs (costal attach ribs to sternum) Larynx (and epiglottis) Airways of resp. system Intervertebral discs Pubic symphysis Cartilage Structure No nerves or blood vessels doesnt regenerate well Perichondrium Irregular (dense) CT, surrounds cartilage; helps with growth, repair, pressure resistance 60-80% water (helps with compression) Hyaline, elastic, fibrocartilage READ box in p. 127 A Closer Look Cartilage Growth Grows in two ways Appositional: growth from outside chondro blasts in perichondrium secrete matrix Interstitial: growth from within chondro cytes divide and secrete matrix Finished growing in teens Calcified cartilage Ca phosphate in matrix Bone Bones are organs! Functions Support (framework) Movement (with muscles, ligaments, tendons) Protection (e.g., skull, vertebrae) Mineral storage (Ca, P) Blood cell formation and energy storage Red marrow blood cell production Classification of Bones Long More long than wide Shaft and two ends Short Cube-shaped, wrist and ankle Sesamoid bone: forms within tendon (e.g., patella) Flat Thin, flat, and often curved (Cranium) Irregular Various shapes (e.g., vertebrae, hip bones) Gross Anatomy Bones...
View Full Document

Page1 / 32

Chapter_6 - KIN 216 Applied Human Anatomy Chapter 6 Slides...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online