Summary

This document outlines the skeletal system, specifically focusing on joints. It categorizes different types of joints and explains their functions. Detailed descriptions and visuals of the various classifications are also included.

Full Transcript

All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.)...

All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Module 3: Skeletal System Part E: Joints All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) 1 1 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Joints Also called “articulations” Where two or more bones meet Functions: – Give skeleton mobility – Hold skeleton together 2 2 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Classification of Joints Joint Class: Fibrous Cartilaginous Synovial Joint Types: Suture Synchondrosis Plane Syndesmosis Symphysis Hinge Gomphosis Pivot Interosseous Condylar Saddle Ball & Socket 3 3 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Class A: Fibrous Joints Bones joined by collagen fibers of connective tissue Immoveable or slightly moveable Distal Tibiofibular joint 4 4 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Class B: Cartilaginous Bones joined by cartilage Immoveable or slightly moveable 5 5 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Class C: Synovial Bones covered with articular cartilage, separated by joint cavity and enclosed within capsule Freely movable 6 6 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Class C: Synovial 7 7 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Class C: Synovial 8 8 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Common Joint Injuries 1. Cartilage Tear A common overuse injury (especially knee menisci) Cartilage fragments can interfere with joint function –Typically removed –by arthroscopic surgery 9 9 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Common Joint Injuries 2. Sprains Ligaments reinforcing joint are stretched or torn Healing slow due to poor vascularization Torn Right Knee Medial Anterior View Collateral Ligament Torn MCL and anterior Torn Lateral cruciate Collateral ligament Ligament http://www.backandbodyclinic.co.uk/wp-content/uploads/2013/05/shutterstock_122305624-2.jpg 10 10 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Common Joint Injuries Cartilage Tear + Ligament Sprain Often see these occur together in the knee Unhappy triad = partial tears of ACL, MCL + torn medial meniscus 11 11 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Common Joint Injuries 3. Strains Muscles or tendons are overstretched or torn Healing relatively fast, good vascularization 12 12 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Inflammatory/Degenerative Conditions 1. Tendonitis Inflammation of tendons from overuse Treated with rest, ice, anti-inflammatory drugs https://www.drugs.com/health-guide/images/205291.jpg 13 13 All slides are Property of Dr. Drake Content may not be used in any manner or for any purpose without the express written consent of Dr. Drake and 3rd party where applicable (e.g. John Wiley & Sons Inc., LWW, Pearson Education Inc., Researchgate.net, etc.) Inflammatory/Degenerative Conditions 2. Arthritis Over 100 different types Diseases affect joint comfort and function http://images.medicinenet.com/images/illustrations/arthritic_joints.jpg 14 14

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