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65 Cards in this Set

  • Front
  • Back
What are the two phases of gait?
Swing
Stance
What is termed as the cycle from contact of the left foot to the contact of the right foot?
Step
What is termed as the cycle from contact of the left foot to the contact of the left foot again?
Stride
What are the phases of stance?
Heel Strike
Foot Flat
Midstance
Heel Off
Toe Off
What are the phases of stance according to Rancho Los Amigos?
Initial Contact
Loading Response
Midstance
Terminal Stance
Pre-swing
Pre-swing is synonymous with ________.
Toe off
How do you measure the foot angle during gait?
From the center of the heel to the mid-line of the second toe, and parallel with the line of ambulation
How do you measure stance width?
From the center of one heel, to the center of the other heel
What phase of gait is this?
Heel Strike or Initial Contact
What phase of gait is this?
Foot Fat or Loading Response
What phase of gait is this?
Midstance
What phase of gait is this?
Heel off or Terminal stance
What phase of gait is this?
Toe off or Pre-swing
What are the components of the swing phase?
Acceleration or Initial Swing
Mid Swing
Deceleration or Terminal Swing
What percent of the gait cycle does early swing occur at?
60-70%
What percent of the gait cycle does mid-swing occur at?
75-85%
What percent of the gait cycle does late swing occur at?
85-100%
What is the vertical displacement during gait?
2 inches
When does lateral pelvic tilt occur?
At preswing as weight is taken off the leg at toe off.
What motions occur in the saggital plane during gait?
Hip: 25 deg flex to 10 deg hyper ext.
Knee: Ext 20 deg, flex-ext-flex to 70 deg
Ankle: Dorsiflex-plantarflex 10 deg- dorsiflex-plantarflex to 20 deg dorsiflex to clear ground
Pelvis- Anterior tilt with hip ext
UE- flex with opposite hip
What motions occur in the frontal plane during gait?
Hip/pelvis drop: ab/adduction
Knee: 2-10 deg adduction
Ankle: Eversion with initial contact, relative supination/inversion toward late stance
What motions occur in the transverse plane during gait?
Pelvis: rotation with hip flexion
Femur: medial rotation from initial contact to mid stance, later rotation afterwards
Knee: During stance- driven by ankle: IR with pronation, ER with supination
What is the trunk motion during gait?
Slight lean toward side of stance, trunk rotation opposite pelvis, slight forward lean during double support, more erect during single leg support.
What are the general activation patterns of muscles during gait?
Generally eccentric followed by concentric firing
Often co-contractions for control/stability
Often motion occurs after peak muscle activation
ceases: functional implications?
Label the ground reaction forces for the directions A, B, and C
What are signs of gluteus maximus gait?
Posterior Lurch
As the heel strikes the ground, the patient has to control trunk flexion
This is accomplished by the patient leaning posteriorly
What are signs of gluteus medius gait?
Lateral lurch
As the heel strikes the ground, the patient has to control pelvic adduction
This is accomplished by the patient leaning laterally
The listing occurs toward the muscle weakness
What muscles are weak during genu recurvatum?
Quads
Hams
Gluts
What muscles are defective in foot drop gait?
Dorsiflexors
What are signs of hip flexor contracture gait?
The involved hip is unable to go into hip extension and hyperextension
This is seen during mid-stance and terminal stance
Patient presents with a forward trunk lean
What are signs of knee flexion contracture gait?
Excessive dorsiflexion is seen at midstance
Shortened step length
What are signs of vaulting gait?
The patient rises up on the toes of one leg to allow the other leg to swing through
What are signs of circumducted gait?
The leg will start at midline at push off and then swings out to the other side during swing phase returning to midline at heel strike
What are signs of abducted gait?
When the leg remains in an abducted gait throughout the entire gait cycles
What are signs of hemiplegic gait?
Hip in extension, adduction, IR.
Knee in extension
Ankle is PF and IV
UE in flexor synergy
No arm swing
Step length long on involved side
Step length short on uninvolved side
What are signs of ataxic gait?
Decreased coordination
Jerky movements
Wide BOS present due to decreased balance
What is referred to as festigating gait?
Parkinsons gait
What are signs of parkinsons gait?
Decreased movement
LE and trunk flexion
Elbows flexed
Minimal to absent arm swing
Decreased stride length, festinating gait
Starts slow and then increases
What are severe signs of leg length discrepancy gait?
> 5 inches
Drop pelvis
Walk on ball of foot
Knee flexion on uninvolved side
What are moderate signs of leg length discrepancy gait?
3-5 inches
Patient walks on the ball of the involved side
What are minimal signs of leg length discrepancy gait?
Drop the pelvis on affected side
Can correct with heel lift
Approx 1/4 inch
What is painful gait?
Antalgic gait
What gait pattern is this?
Parkinsons
What gait pattern is this?
Hemiplegic
What gait pattern is this?
Vaulting gait
What gait pattern is this?
Hip Flexor Contracture
What gait pattern is this?
Drop Foot
What gait pattern is this?
Genu Recurvatum
What gait pattern is this?
Gluteus Medius gait
What gait pattern is this?
Gluteus Maximus gait
What kind of joint is the TMJ?
Synovial
Hinge-like
Planar/Ovoid
What are the bones that comprise the TMJ?
Mandible
Temporal
What motions occur at the TMJ?
Depression
Elevation
Lateral Deviation
Protrusion
Retrusion
How many joint cavities does the TMJ have? Where?
2
Superior and Inferior
What separates the superior and inferior joint cavities?
A biconcave fibrocartilage disc sometimes called a meniscus
What are the osteokinematics of the TMJ?
Depression: 35-55 mm (only need 35)
Protrusion: 6-8 mm
Lateral Deviation: Approx. 10 mm to either side
What are the arthrokinematics of the TMJ?
Translation- occurs in superior portion of the joint
Roll- occurs in the inferior portion of the joint
Protrusion- Anterior/inferior glide
Lateral deviation- axis on ipsilateral side, protrusion on opposite side
What is the closed pack position of the TMJ?
Teeth tightly clenched
What is the open pack position of the TMJ?
Mouth slightly open with lips together, teeth not in contact
What motion is associated with forward head posture?
Posterior tension: retrusion
Increased Compression
What are the muscles of mastication?
Masseter
Temporalis
Lateral Pterygoid
Medial Pterygoid
What are the accessory muscles of the TMJ?
Buccinator
Tongue
Suprahyoid Muscles
Which muscles work to depress the jaw?
Suprahyoid
Which structure is critical for resonance, pronunciation, food placement, and swallowing?
Tongue
What intervention can facilitate symmetric opening of the mouth?
Tip of tongue to roof of mouth