Midterm Flashcards

1
Q

What type of muscles are postural muscles?

A

Type I slow twitch

-tend to become short and tight

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2
Q

What type of muscles are phasic muscles?

A

type II

-tend to become weak and inhibited

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3
Q

Triceps Surae: Increase in dorflexion following knee flexion indicates tight ___

A

gastrocnemius

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4
Q

Triceps Surae: No increase in dorsiflexion following knee flexion indicates tight ___

A

Soleus

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5
Q

Normal range for Iliopsoas length

A

Passive hip extension 10-15 degrees beyond horizontal

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6
Q

Normal range for TFL length

A

Should have passive hip Adduction 15-20 degrees

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7
Q

Normal range for Hip Adductors

A

Should have passive hip abduction 15-25 degrees

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8
Q

Normal range for rectus femoris

A

Passive knee flexion ~135 degrees

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9
Q

If pt. cant bring femur parallel with the floor or lower during iliopsoas assessment, you may suspect tight ___. If you can’t bring the leg into springy passive abduction, you may suspect tight ___.

A

Iliopsoas

Adductors

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10
Q

Hip Extension Screen indicators

A
  • Decreased Glute Max. Bulk
  • Increased Hamstring Bulk
  • Observation of spinal horizontal grooves or creases
  • Anterior pelvic tilt
  • Increased or asymmetrical paraspinal bulk
  • Decreased trailing limb posture at terminal stance during gait
  • Short step, normal step, short step, normal step
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11
Q

Abnormal patterns for Prone Hip Extension

A
  • Altered firing order: more trunk muscle activation than hip extensor activation
  • Anterior pelvic tilt/increased lumbar lordosis (iliopsoas, lumbar erector spinae hyperactivity)
  • Knee flexion (synergistic dominance of hamstrings)
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12
Q

Hip Abduction Screen indicators

A
  • Lateral shift or rotation of pelvis
  • Asymmetrical height of iliac crest
  • Adducted hips or varus position
  • Positive result on single-leg stance test
  • Trendelenburg sign or increased lateral pelvic shift during loading response during gait
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13
Q

Functional Screening for Hip Abduction:
Hip flexion indicates…
hip ext. rotation indicates…
Hip hiking indicates…

A
  • TFL dominace/ tensor mechanism
  • Piriformis
  • QL
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14
Q

Normal muscle firing order for Hip Abduction

A

Glute Med, QL, TFL

“GQT, Abduct for me!”

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15
Q

Trunk extension should be __ than flexion and lateral flexion

A

greater

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16
Q

Positives for positive pushup test

A

Forward head w/ protracted shoulders

  • Increased internal shoulder rotation
  • Scapular Winging or tipping
17
Q

Pt has positive prone active SLR w/ form closure dysfxn. Which stabilizing system is involved? How do you treat?

A

Posterior Oblique system
Tx with focus on post oblique –> lats/glutes
-application of trochanteric belt

18
Q

What is a goal of spinal stability assessment?

A

Identify abberant motor patterns

* used to develop a plan for re-education

19
Q

Level of contraction for abdominal bracing should be __%

A

10

*low level of muscle contraction

20
Q

What does Lumbar shear instability test show?

A

Ability of LS muscles to prevent shear instability

  • pain w/ resting but not active
  • correct w/ spinal stabilization ex.
21
Q

Characteristics of postural muscles

A

Maintain posture esp. during gait
Type 1
Tend to become short and tight

22
Q

Trunk flexion test indicators

A
  • Ant pelvic tilt. (Anterior Innominate)
  • Gluteal Amnesia
  • Decreased abdominal tone
  • asymmetrical grooves in abdominal wall
  • Impaired respiration
23
Q

SI force closure dysfnx. w/ supine active SLR indicates dysfxn. where? How to correct?

A

Anterior Oblique system

*Do core stabilization training targeting anterior oblique system

24
Q

According to Janda’s postural syndromes, a pt. with pes planus will also have…

A

Ipsi Genu Valgus –> Ipsi Coxa Varus –> Ipsi Dropped Iliac crest –> Ipsi Lumbar Scoliosis –> Contra Thoracic Scoliosis –> Ipsi Dropped Shoulder

25
Q

Hip Abduction indicators

A
  • Lateral shift/ rotated pelvis
  • Asymmetrical iliac crest height
  • Adducted hips
  • Positive trendelenburg
26
Q

What is the consequence of adaptations and compensations occurring as a result of dysfunction in the kinetic chain?

A

Predictable injury patterns

27
Q

Inability to achieve pressure change (2mm Hg) during cranio-cervical flexion test indicates what?

A

Decreased activation of deep cervical flexors

  • Rectus Rapitus Anterior and lateralis
  • Deep Multifudus
28
Q

According to Richardson, which muscles are involved in dysfunctional posterior neck or low back injury?

A

Transverse Abdominus

Multifudus

29
Q

What muscles are involved with anterior pelvic tilt and increased lumbar lordosis

A

Facilitated Iliopsoas and Lumbar Erectors

30
Q

How to test Pec major Muscle length of Mid Sternal and Low sternal divisions.

A

Mid - GH abducted to 90, ext. rot.

Low- GH abducted to 150 and ext. rot

31
Q

mechanical properties of ligaments allow for joint ___

A

stability

32
Q

What are the sensorypropertiesof ligaments?

A

Stimulate motor neurons that control stiffnessand lead to stability
Affect muscle spindle system –> Proprioception