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Exam #1: Thursday April 12 th 1:30-2:50 in Hogness Auditorium bring scantron PowerPoint PPT Presentation


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Joints. Exam #1: Thursday April 12 th 1:30-2:50 in Hogness Auditorium bring scantron review session Monday at 5:30 in T-435 HSB 1 handout for today. 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?

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Exam #1: Thursday April 12 th 1:30-2:50 in Hogness Auditorium bring scantron

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Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Joints

  • Exam #1: Thursday April 12th

  • 1:30-2:50 in Hogness Auditorium

  • bring scantron

  • review session Monday at 5:30 in

  • T-435 HSB

  • 1 handout for today


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

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 mandible articulates with the

___________ bone.


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Joints

  • Different type of joints

    • fibrous

    • cartilaginous

  • synovial

    • anatomy

    • stabilizers

  • temporomandibular joint

    • anatomy

    • TMJ syndrome

  • shoulder joint

    • anatomy

    • common injuries

  • knee joint

    • anatomy

    • common injuries


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

  • Joint classification

  • manner or type of material by which bones articulate

  • relates to movement

Fibrous or cartilaginous

synovial


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

  • Fibrous

  • bound by collagen

  • fibers

  • little or no movement

  • Cartilaginous

  • linked by cartilage

  • some movement


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Examples of fibrous joints in the skull


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

  • Cartilaginous Joints

  • linked by cartilage

  • hyaline or fibrocartilage

Rib 1 vs 2-12


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Synovial joints

  • freely moveable

  • articulating bones covered with

  • hyaline cartilage

  • bones separated by joint cavity

  • joint cavity contains synovial fluid

  • joint is enclosed by joint capsule


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Parts of a synovial joint

Ligaments

Articular (hyaline) cartilage

Joint (articular) capsule

(Synovial membrane + fibrous capsule)

Joint cavity

(contains synovial fluid)

Synovial fluid and warming up


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

  • 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


How do you stabilize a synovial joint

How do you stabilize a synovial joint?

Name & how (4 ways)


Fig 9 6 te art

Fig. 9.6(TE Art)

Ball-and-socket joint

(humeroscapular)

Pivot joint

(radioulnar)

Hinge joint

(humeroulnar)

Gliding joint

(intercarpal)

Saddle joint

(trapeziometacarpal)

Condyloid joint

(metacarpophalangeal)


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Temporomandibular joint (TMJ)

Mandibular

fossa

  • Depress & elevate

  • Medial & lateral excursion

  • Protraction & retraction


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

TMJ dislocation


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Masseter

Temporomandibular ligament

Temporalis

TMJ syndrome


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Ball and Socket joints

Coxal joint

Humeroscapular joint


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Humeroscapular joint

(Glenohumeral)

  • articulating bones?

  • flex & extend

  • hyperextend

  • abduct & adduct

  • medial & lateral rotation

  • circumduction

What about protraction &

retraction of the scapula?


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Sternoclavicular joint

  • Scapular anatomy

    • acromion

    • spine

    • coracoid process

    • glenoid cavity

    • AC joint


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Acromioclavicular (AC) joint

Acromion

Supraspinatus

Subdeltoid

bursa

deltoid

Glenoid

cavity

Glenoid

labrum


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Subacromial bursa

Coracohumeral

Glenohumeral

ligaments

Transverse humeral

Biceps tendon


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Posterior view

Anterior view

supraspinatus

infraspinatus

Teres minor

subscapularis

Rotator cuff muscles


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Supraspinatus tendon

Infraspinatus

tendon

Glenohumeral

ligament

glenoid

labrum

Subscapularis

tendon

Teres minor

tendon

Glenohumeral ligaments

Lateral view of glenoid fossa


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Shoulder separation – Acromioclavicular joint


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

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?


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Tibiofemoral joint (knee)

  • articulating bones

    • tibia – femur

    • (patellofemoral joint)

  • movements- modified hinge

    • flex

    • extend

    • rotation when flexed

    • “locking” when fully

    • extended


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Medial meniscus

Lateral meniscus

Knee flexed

Menisci = Fibrocartilage pads


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Quadriceps tendon

Prepatellar bursa

Joint capsule

Synovial membrane

Meniscus

Patellar ligament


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

quads

quads

patella

Prepatellar bursa

patella

?

Synovial Capsule


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Housemaid’s knee

(from a wrestling website….)

aka prepatellar bursitis


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Intracapsular & extracapsular ligaments of knee

Lateral (fibular)

collateral lig.

Ant. Cruciate lig.

Post. Cruciate lig.

meniscus

Medial (tibial)

collateral ligament

Posterior

Anterior


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

hyperflexion

hyperextension


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

  • Deviations of the tibia from the midline

  • unequal weight distribution

  • unequal wear & tear

  • abnormal patella tracking = chondromalacia


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

before

after


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Osteoarthritis (OA)

Rheumatoid arthritis (RA)


Exam 1 thursday april 12 th 1 30 2 50 in hogness auditorium bring scantron

Exam #1 this Thursday here in Hogness

Bring a scantron

Be on time!

Muscle tissue will NOT be on exam #1


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