Unit 7 – Eye, Ear, and Unit 7 – Eye, Ear, and Musculoskeletal SystemMusculoskeletal System

Terry BondTerry BondAdjunct FacultyAdjunct Faculty

Kaplan UniversityKaplan University

What is due this at the end of What is due this at the end of this unit?this unit?

Discussion participationDiscussion participation Seminar participation – Seminar participation –

synchronous through tonight’s synchronous through tonight’s seminar or another flex seminar seminar or another flex seminar or asynchronous via Option 2 or asynchronous via Option 2 postpost

QuizQuiz

Anatomy of the EyeAnatomy of the Eye

Describe the functions Describe the functions of these anatomical of these anatomical partspartsIris Iris Pupil Pupil ScleraScleraCorneaCorneaRetinaRetinaLacrimal glandsLacrimal glandsAqueous humorAqueous humorVitreous humorVitreous humor

Did you know?Did you know?

When an image passes through When an image passes through the lens of the eye – the image is the lens of the eye – the image is actually upside down. The optic actually upside down. The optic nerve picks up the image and nerve picks up the image and the brain then corrects the visual the brain then corrects the visual and “rights” the image. Cool, and “rights” the image. Cool, Huh!Huh!

Anatomy of the EarAnatomy of the Ear

The ear provides us the ability to hear The ear provides us the ability to hear and balanceand balance

There are 3 parts of the ear: inner There are 3 parts of the ear: inner ear, middle ear, and external earear, middle ear, and external ear

Combining Word Forms Combining Word Forms for Ears and Eyesfor Ears and Eyes

Corne/oCorne/o Kerat/oKerat/o Ocul/oOcul/o Opthalm/oOpthalm/o Audi/oAudi/o Labyrinth/oLabyrinth/o Myring/oMyring/o Tympan/oTympan/o Ot/oOt/o

Disease and disorder – built Disease and disorder – built from word partsfrom word parts

ConjunctivitisConjunctivitis DiplopiaDiplopia KeratititsKeratitits OpthalmalgiaOpthalmalgia OpthalmologistOpthalmologist LabyrinthitisLabyrinthitis OtalgiaOtalgia OtopyorrheaOtopyorrhea TympanitisTympanitis Otitis media or externaOtitis media or externa

Disease and disorders – not Disease and disorders – not built from word partsbuilt from word parts

AstigmatismAstigmatism CataractCataract GlaucomaGlaucoma Macular degenerationMacular degeneration VertigoVertigo Acoustic neuromaAcoustic neuroma Meniere’s diseaseMeniere’s disease

Diagnostic termsDiagnostic terms

OpthalmoscopeOpthalmoscope OptometryOptometry TonometerTonometer OtoscopeOtoscope AudiogramAudiogram TypanometerTypanometer AudiometryAudiometry

AbbreviationsAbbreviations

OU - bothOU - both OS - leftOS - left OD – rightOD – right EENTEENT ENTENT OMOM

Let’s talk: Musculoskeletal Let’s talk: Musculoskeletal SystemSystem

Name major organs of the musculoskeletal system:Cranium/skullVertebraeSpinal columnLarge bones, e.g. femur, radius, sternum, ribsSmall bones, e.g. metacarpals,

Structure of boneStructure of bone

Periosteum – outermost layer of bonePeriosteum – outermost layer of bone Compact bone – the hard layers of bone Compact bone – the hard layers of bone

tissue that lie beneath the periosteumtissue that lie beneath the periosteum Cancellous (spongy) bone – contains Cancellous (spongy) bone – contains

spaces which appear like a sponge and spaces which appear like a sponge and encased in layers of compact boneencased in layers of compact bone

Endosteum – membranous lining of Endosteum – membranous lining of hollow cavity of the bonehollow cavity of the bone

Diaphysis – shaft of the long bonesDiaphysis – shaft of the long bones

Skeletal bonesSkeletal bones

MaxillaMaxilla VertebraeVertebrae SacrumSacrum ClavicleClavicle SternumSternum HumerusHumerus Carpal bonesCarpal bones PelvisPelvis FemurFemur FibulaFibula TibiaTibia UlnaUlna RadiusRadius

JointsJoints

Help hold our bones together Help hold our bones together and provide ability to moveand provide ability to move MeniscusMeniscus SynoviaSynovia TendonTendon LigamentLigament Articular cartilageArticular cartilage

MusclesMuscles

Muscles are attached to the Muscles are attached to the bones to help make movement bones to help make movement possible, also located in internal possible, also located in internal organs such as the heart, organs such as the heart, intestines, stomach, blood intestines, stomach, blood vessels to help fluids and vessels to help fluids and nutrients movenutrients move

Medical termsMedical terms

ArthritisArthritis FibromyalgiaFibromyalgia KyphosisKyphosis MyastheniaMyasthenia OsteomyelitisOsteomyelitis TendonitisTendonitis ScoliosisScoliosis BunionBunion FractureFracture Herniated diskHerniated disk OsteoporosisOsteoporosis

DiagnosticsDiagnostics

ArthroscopyArthroscopy Electromyogram (EMG)Electromyogram (EMG) Magnetic resonance imagining Magnetic resonance imagining

(MRI)(MRI) Bone scanBone scan Bone densitometryBone densitometry

Questions?Questions?