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MSA II > LAB II - MIDTERM PBA > Flashcards

LAB II - MIDTERM PBA Flashcards

1
Q

GLUTEUS MAXIMUS

A

O: posterior gluteal line of ilium, portion of iliac crest, posterior surface of lower part of sacrum, side of coccyx, aponeurosis of erector spinae, sacrotuberous ligament, gluteal aponeurosis
I: iliotibial tract of tensor fascia lata, gluteal tuberoosity of femur
A: extends & laterally rotates hip joint, helps to stabilize knee in extension (IT band insertion)
-lower fibers: assist in ADD
-upper fibers: assist in ABD
N: inferior gluteal line

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2
Q

GLUTEUS MEDIUS

A

O: external surface of ilium between iliac crest & posterior & anterior gluteal line, gluteal aponeurosis
I: oblique ridge on lateral surface of greater trochanter of femur
A: ABD of hip
-anterior fibers: medially rotate & may assist in flexion of hip
-posterior fibers: laterally rotate & may assist in extension of hip
N: superior gluteal line

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3
Q

GLUTEAL MINIMUS

A

O: external surface of ilium between the anterior & inferior gluteal lines & margin of greater sciatic notch
I: anterior border of greater trochanter of femur & hip joint capsule
A: ABD, medially rotates & may assist in flexion of hip
N: superior gluteal nerve

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4
Q

ILIACUS

A

O: superior 2/3 of iliac fossa, internal lip of iliac crest, iliolumbar & ventral sacroiliac, ala of sacrum
I: lateral side of tendon of psoas major & just distal to lesser trochanter
A: flexion & lateral rotation of hip, anterior pelvic tilt
N: femoral nerve

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5
Q

INFERIOR GEMELLUS

A

O: proximal part of tuberosity of ischium
I: with tendon of obturator internus into medial surface of greater trochanter of femur
A: lateral rotation of hip, ABD of thigh when hip is flexed
N: nerve to quadratus femoris

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6
Q

PIRIFORMIS

A

O: pelvic surface of sacrum close to S1-S4 sacral foramina, margin of greater sciatic foramen, pelvic surface of sacrotuberous ligament
I: superior border of greater trochanter of femur
A: lateral rotation of hip, ABD thigh when hip is flexed
N: nerve to piriformis

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7
Q

PSOAS MAJOR

A

O: TVP L1-L5, sides of bodies & corresponding discs of T12-L5
I: lesser trochanter of femur
A: flexion & lateral rotation of hip, flexion & lateral flexion of trunk, anterior pelvic tilt
N: lumbar plexus

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8
Q

QUADRATUS FEMORIS

A

O: proximal part of lateral border of tuberosity of ischium
I: proximal part of quadrate line, extending distally from intertrochanteric crest
A: lateral rotation of hip, ADD of thigh
N: nerve to quadratus femoris

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9
Q

SUPERIOR GEMELLUS

A

O: external surface of spine of ischium
I: with tendon of obturator internus into medial surface of greater trochanter of femur
A: lateral rotation of hip, ABD of thigh when hip is flexed
N: nerve to obturator internus

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10
Q

ANTERIOR SCALENES

A

O: anterior tubercles of TVP of C3-C6
I: scalene tubercle & cranial crest on 1st rib
A: flexion & lateral flexion of neck, contralateral rotation, elevation of 1st rib
N: ventral rami

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11
Q

MIDDLE SCALENE

A

O: posterior tubercles of TVP C2-C7
I: 1st rib, cranial surface between tubercle & subclavian groove
A: lateral flexion of neck, contralateral rotation, elevate 1st rib
N: ventral rami

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12
Q

POSTERIOR SCALENE

A

O: posterior tubercles of TVP C4-C6
I: 2nd rib behind serratus anterior
A: lateral flexion of neck, contralateral rotation, elevate 2nd rib
N: ventral rami

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13
Q

STERNOCLEIDOMASTOID

A

O: sternal head: cranial part of manubrium
O: clavicular head: medial 1/3 of clavicle
I: mastoid process, lateral half of superior nuchal line
A: bilateral: flexion & extension
A: unilateral: lateral flexion, contralateral rotation
N: Accessory nerve

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14
Q

ILIOCOSTALIS CERVICIS

A

O: angle of ribs 3-6
I: TVP C4-C6
A: B - extend upper thoracic & lower cervical spine
A: U - laterally flex upper thoracic & lower cervical spine
N: dorsal rami

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15
Q

ILIOCOSTALIS LUMBORUM

A

O: sacrum, SP T11 & T12, upper lumbar, iliac crest
I: angle of ribs 7-12
A: extend spine, eccentric stabilization during trunk flexion
N: dorsal rami

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16
Q

ILIOCOSTALIS THORACIS

A

O: angle of ribs 7-12
I: angle of ribs 1-6, TVP C7
A: B - extend T spine, draw ribs down
A: U - lateral flexion of T spine
N: dorsal rami

17
Q

LATISSIMUS DORSI

A

O: SP T7-T12, last 3-4 ribs, through thoracolumbar fascia, posterior 1/3 external lip of iliac crest, slip from inferior angle of scapula
I: intertubercular groove of humerus
A: B - hyperextend spine
A: U - lateral flexion of trunk, acts on shoulder joint, assist in tilting pelvis
N: Thoracodorsal nerve

18
Q

LONGISSIMUS CERVICIS

A

O: TVP T1-T5
I: TVP CC2-C6
A: B - extend C-spine
A: U - laterally flex C-spine
N: dorsal rami

19
Q

LONGISSIMUS THORACIS

A

O: TVP L1-L5, thoracolumbar fascia
I: T P T1-T12, angle of ribs 4-12
A: B - extend T-spine, draw ribs down
A: U - lateral flexion of T-spine
N: dorsal rami

20
Q

QUADRATUS LUMBORUM

A

O: iliolumbar ligament, internal lip of iliac crest
I: inferior border of 12th rib, TVP L1-L4
A: B - extend lumbosacral spine
A: U - lateral flexion of trunk, depress 12th rib
N: lumbar plexus

21
Q

SEMISPINALIS CAPITIS

A

O: TVP C7-T6
I: occipital bone between nuchal lines
A: B - extend head & neck
A: U - contralateral rotation of head
N: dorsal rami

22
Q

SEMISPINALIS CERVICIS

A

O: TVP T1-T5
I: SP C2-C5
A: B - extend vertebral column
A: U - contralateral rotation of head & vertebral column
N: dorsal rami

23
Q

SPINALIS CERVICIS

A

O: SP C7, nuchal ligament
I: SP C2
A: extend C-spine
N: dorsal rami

24
Q

SPINALIS THORACIS

A

O: SP T11-L2
I: SP T1-T4
A: extend T-spine
N: dorsal rami

25
Q

SPLENIUS CAPITIS

A

O: SP C7-T3, nuchal ligament
I: mastoid process, lateral 1/3 of superior nuchal line
A: B - extend head & neck
A: U - extension, ipsilateral rotation & lateral flexion of head & neck
N: dorsal rami

26
Q

LONGISSIMUS CAPITIS

A

O: TVP T1-T4
I: mastoid process
A: B - extend head & vertebral column
A: U - lateral flexion, ipsilateral rotation of C-spine
N: dorsal rami

MSA II (15 decks)

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