Download Ch10 Muscle 2

CHAPTER 11 MUSCLE – part 2
LE - what action ?
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anterior hip
posterior hip
lateral hip
medial hip
anterior knee
posterior knee
anterior leg – at ankle
posterior leg – at ankle
anterior leg – at foot
posterior leg – at foot
thigh compartments
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anterior
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flex hip
extend knee
quadriceps femoris (4)
iliopsoas
sartorius
posterior
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hamstrings
(flexes knee)
extend hip
flex knee
(3)
medial
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adduct hip
adductors (3)
gracilis
hip - anterior
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A: _____________________
iliopsoas
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O:
iliacus - iliac fossa
psoas - lumbar vertebra
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I:
lesser trochanter
sartorius
– O:
ASIS
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medial, proximal tibia (pes anserinus)
rectus femoris
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O:
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AIIS (anterior ilium)
tibial tuberosity (patellar ligt)
hip - medial
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A: __________________
adductors
– O:
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longus , brevis , magnus
pubis
femur, medially (linea aspera)
adductor tubercle
gracilis
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I:
pubis
medial, proximal tibia
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pectineus
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pubis, pectineal line
I:
lesser trochanter, medial femur to linea aspera
A:
adduction ; medial rotation
hip - posterior
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A: ________________
gluteus maximus
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ilium, sacrum (posterior)
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gluteal tuberosity; iliotibial tract
hamstring group (in general)
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ischial tuberosity
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tibia (posterior)
biceps femoris
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lateral tibia condyle ; fibular head
semitendinosus
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medial tibial condyle
semimembranosus
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medial tibial condyle
hip - lateral
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A: __________________
gluteus medius (and minimus)
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O:
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ilium (laterally)
greater trochanter
tensor fascia lata
– O:
iliac crest ; ASIS
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iliotibial tract (into lateral knee ligaments)
hip – lateral rotators
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O:
sacrum ; obturator membrane ; ischium
I:
greater trochanter
piriformis
superior gemellus
obturator internus
inferior gemellus
obturator externus
quadratus femoris
hip – medial rotators
pectineus
– O:
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pubis, pectineal line
I:
lesser trochanter, medial femur to linea aspera
A:
adductor ; medial rotator
thigh / knee - posterior
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A: _____________________
hamstrings :
– biceps femoris
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semitendinosus
semimembranosus
long head
short head
O: femur
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gastrocnemius
sartorius
popliteus
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O:
lateral condyle of femur
I:
proximal tibia
thigh / knee - anterior
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quadriceps femoris
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A: ___________________
rectus femoris
vastus muscles
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vastus lateralis
vastus medialis vastus intermedius -
linea aspera (lateral)
linea aspera (medial)
femur (anterior)
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tibial tuberosity
quadriceps tendon
inserts into patella
patellar ligament
leg compartments
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anterior
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dorsiflexion
extend foot, toes
tibialis anterior
extensor digitorum , hallucis
posterior
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gastrocnemius ; soleus
tibialis posterior
flexor digitorum , hallucis
lateral
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plantarflex
flex foot, toes
eversion ; plantarflex
fibularis muscles
lower leg - anterior
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tibialis anterior
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tibial shaft (anterior)
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medial cuneiform (tarsal)
extensor digitorum longus
A: _______________
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A: _______________
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tibia and fibula
phalanges (dorsum)
extensor hallucis longus
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fibula
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A: _______________
great toe (dorsum)
lower leg - posterior
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gastrocnemius
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soleus
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A: _______________
medial and lateral femoral condyles
calcaneus (calcaneal tendon)
A: _______________
tibia and fibula (posterior)
calcaneus (calcaneal tendon)
triceps surae = gastrocnemius + soleus
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calcaneal (Achilles) tendon
plantaris
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lateral femoral condyle
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calcaneus
A: _______________
lower leg - posterior
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tibialis posterior
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tibia and fibula
A: _______________
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tarsals and metatarsals (plantar)
flexor digitorum longus
A: _______________
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tibia (posterior)
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phalanges
flexor hallucis longus
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A: _______________
fibula
great toe (plantar)
lower leg - lateral
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A: ___________________
fibularis (peroneus) longus
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fibula
1st metatarsal and cuneiform (under foot)
fibularis (peroneus) brevis
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fibula
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5th metatarsal base
abdominals
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rectus abdominis
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pubic crest and symphysis
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xiphoid and ribs 5-7
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other muscles :
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external oblique lower ribs
internal oblique lumbar fascia , iliac crest
transversus abdominis - lumbar fascia
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linea alba
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breathing
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diaphragm
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lower ribs, sternum, lumbar vertebra
central tendon
A:
external intercostal muscles
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inferior border of rib
superior border of rib below
A:
internal intercostal muscles
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superior border of rib
inferior border of rib above
back - muscles
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erector spinae
paravertebral muscles (PVM)
paraspinals
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multiple vertebrae and ribs
multiple vertebrae
semispinalis
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TP’s of multiple vertebrae
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multiple vertebrae
quadratus lumborum
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iliac crest
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TP’s of upper lumbar vertebrae
A:
lateral flexion
pelvic floor
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pelvic diaphragm = levator ani + coccygeus
– supports pelvic organs
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external uretral sphincter
external anal sphincter
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levator ani
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coccygeus
pubococcygeus
iliococcygeus
neck - anterior
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A:
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sternocleidomastoid
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manubrium , clavicle (medial)
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acting bilaterally
acting unilaterally
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scalenes
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mastoid process
anterior, middle, posterior
TP’s of cervical vertebrae ( anterior )
ribs 1-2
neck - posterior
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A: _______________
splenius
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SP’s C7-T5 , ligamentum nuchae
mastoid , occipital bone
semispinalis ; spinalis
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TP’s of multiple vertebrae
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multiple vertebrae
(cephalad)
mastication (TMJ)
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A:________________
temporalis
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temporal bone (fossa)
coronoid process (mandible)
masseter
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zygomatic bone and arch
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mandible
medial pterygoid
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pterygoid plate
mandible (near angle)
muscles that open jaw (TMJ)
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lateral pterygoids
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pterygoid plate
mandibular condyle
digastric
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mastoid
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mandible (through hyoid)
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also aids swallowing
platysma
neck – anterior (swallowing)
name indicates O and I
suprahyoid group
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mandible - hyoid
stylohyoid
geniohyoid
styloid
- hyoid
mandible - hyoid
infrahyoid
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aid swallowing , stabilize hyoid
mylohyoid
group
aid swallowing and speaking
sternohyoid
sternum - hyoid
sternothyroid
sternum - thyroid cartilage
thyrohyoid
omohyoid
thyroid cartilage - hyoid
scapula - hyoid
facial muscles
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occipitofrontalis
orbicularis oris
= Epicranius
raise eyebrows
closes, protrudes lips
orbicularis oculi
buccinator
closes eyelids
smile
zygomaticus
risorius
smile
smile
mentalis
levator labii superioris
protrude lower lip
elevates upper lip
depressor labii inferioris
depresses lower lip
levator anguli oris
elevates corner of mouth
depressor anguli oris
depresses corner of mouth
platysma
lowers mandible
tongue movement
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genioglossus
hyoglossus
protracts tongue
depresses tongue
styloglossus
retracts tongue
intrinsic muscles
other muscles
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pharyngeal muscles
laryngeal muscles
aid swallowing
aid vocalizing
palatine muscles
aid swallowing
close nasopharynx
pharyngeal muscles
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A: swallowing
constrictor muscles
stylopharyngeus
palatopharyngeus
salpingopharyngeus
laryngeal muscles
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A: move larynx
aid vocal production
cricothyroid
cricoarytenoid
thyroarytenoid
arytenoid muscles
palatine muscles
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A: swallowing
levator veli palatini
depressor veli palatini
close nasopharynx