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1:30-2:50 in Hogness Auditorium bring scantron
Exam #1: Wednesday April 16th 1:30-2:50 in Hogness Auditorium bring scantron covers chapters 1, atlas A, 6-9 Material covered on Tuesday WILL be on exam #1 Quiz #1 closes Monday at 11pm review session Tuesday at 7pm in T-435 Health Science Building
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True, false, floaters
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Sacroiliac joint – SI joint
See vertebral column features – SP’s, body, slight curve Sacroiliac joint – see in xray Ligaments – ST & SI Nerves out of holes Sacroiliac joint – SI joint
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Name this cell. List one of it’s functions. Name this space. What is in this space? John broke his ulna, does he need crutches? The pelvis is made up of 3 bones that fuse, name them.
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Joints Different type of joints fibrous cartilaginous synovial anatomy
stabilizers temporomandibular joint TMJ syndrome shoulder joint common injuries knee and ankle joint Strider
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Joint classification manner or type of material by which bones articulate relates to movement Fibrous or cartilaginous synovial
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Fibrous bound by collagen fibers little or no movement Cartilaginous linked by cartilage some movement
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Cartilage Chondro = cartilage Cells: chondrocytes
Fibers: collagen or elastin Matrix: firm gel chondroitin sulfates proteoglycans Perichondrium: dense, irregular CT with chondroblasts
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Examples of fibrous joints in the skull
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Synovial joints freely moveable articulating bones covered with
articular (hyaline) cartilage bones separated by joint cavity joint cavity contains synovial fluid joint is enclosed by joint capsule
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Parts of a synovial joint
Ligaments (extracapsular) Articular (hyaline) cartilage Joint (articular) capsule (Synovial membrane + fibrous capsule) Joint cavity (contains synovial fluid) Synovial fluid and warming up
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sac filled with synovial fluid and bones
Bursa sac filled with synovial fluid between muscles or tendons and bones for protection and sliding bursitis - inflammation Tendon Sheaths elongated bursae wrap around a tendon for protection and sliding tenosynovitis tendonitis
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How do you stabilize a synovial joint?
Name & how (4 ways)
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Temporomandibular joint (TMJ)
fossa Depress & elevate Medial & lateral excursion Protraction & retraction
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TMJ dislocation
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Masseter Temporomandibular ligament Temporalis TMJ syndrome
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1:30-2:50 in Hogness Auditorium bring scantron
Exam #1: Wednesday April 16th 1:30-2:50 in Hogness Auditorium bring scantron covers chapters 1, atlas A, 6-9 Material covered on Tuesday WILL be on exam #1 Quiz #1 closes Monday at 11pm review session Tuesday at 7pm in T-435 Health Science Building
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Joints Exam #1: Wednesday April 16th 1:30-2:50 in Hogness Auditorium
bring scantron covers chapters 1, atlas A, 6-9 includes material covered today
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Ball and Socket joints Humeroscapular joint Coxal joint
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Humeroscapular joint (Glenohumeral) articulating bones? flex & extend hyperextend abduct & adduct medial & lateral rotation circumduction What about protraction & retraction of the scapula?
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Sternoclavicular joint
Scapular anatomy acromion spine coracoid process glenoid cavity AC joint
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Articular cartilage Glenoid labrum Tendon of biceps brachii
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Acromioclavicular (AC) joint
Acromion Supraspinatus Subdeltoid bursa Glenoid cavity Glenoid labrum
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Rotator cuff muscles Posterior view Anterior view supraspinatus
infraspinatus Teres minor subscapularis Rotator cuff muscles
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Supraspinatus tendon Infraspinatus tendon Glenohumeral ligament glenoid labrum Subscapularis tendon Teres minor tendon Glenohumeral ligaments Lateral view of glenoid fossa
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Shoulder separation – Acromioclavicular joint
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1. What is this? Function? 2. What is this? Function? 3. What is this? Function? 4. When the head of the humerus comes out of the glenoid fossa, what is that injury called?
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Tibiofemoral joint (knee)
articulating bones tibia – femur (patellofemoral joint) movements- modified hinge flex extend rotation when flexed “locking” when fully extended
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Menisci = Fibrocartilage pads
Patellar surface Medial & lateral condyles Tibial plateau (proximal end of tibia) Medial meniscus Lateral meniscus Menisci = Fibrocartilage pads Knee flexed
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Osteoarthritis (OA) vs rheumatoid arthritis (RA)
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quads Prepatellar bursa patella quads patella Joint capsule meniscus
ligament
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Housemaid’s knee (from a wrestling website….) aka prepatellar bursitis
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Intracapsular & extracapsular ligaments of knee
Lateral (fibular) collateral lig. Ant. Cruciate lig. Post. Cruciate lig. meniscus Medial (tibial) collateral ligament Posterior Anterior
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PCL: anterior displacement of femur
when knee if flexed hyperflexion ACL: posterior displacement of femur when knee is extended hyperextension
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Deviations of the tibia from the midline
unequal weight distribution unequal wear & tear
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before after Abnormal patella tracking can lead to chondromalacia (cartilage breakdown)
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Rheumatoid arthritis (RA)
Osteoarthritis (OA) Rheumatoid arthritis (RA) Case..
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1. Name this structure 2. Name this structure (be specific) 3. Give one function of the structure in #2 (be specific) 4. List at least 6 movements that the shoulder can make 5. List at least 4 movements that the TMJ can make
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Talocrural (ankle) joint
Articulating bones Movements Talo = ankle Crural = pertaining to the leg
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Medial (deltoid) ligaments
Calcaneal (Achilles) tendon Medial (deltoid) ligaments retinaculum Lateral collateral ligaments (Anterior talofibular ligament – Sprained during inversion)
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On a piece of paper, please tell me:
Something important you learned today. Any important questions that remain unanswered. Leave papers at the front of the room Thank you!
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Joints 1:30-2:50 in Hogness Auditorium bring scantron
Exam #1: Wednesday April 16th 1:30-2:50 in Hogness Auditorium bring scantron covers chapters 1, atlas A, 6-9 includes information covered today! review session tonight at 7pm in T-435 Health Science Building
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