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Muscular System Nall
muscles
50
Anatomy
10th Grade
02/25/2013

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Cards

Term
Adductor Longus
Definition
O: pubis
I: middle linea aspera of femur
A: adducts and laterally rotates thigh
N: obturator nerve
Term
Gastrocnemius
Definition
O: lateral and medial condyles of femur
I: calcaneus
A: flexes leg, plantar flexes foot
N: tibial nerve
Term
Gluteus Minimus
Definition
O: outer ilium
I: greater trochanter of femur
A: medially rotates and abducts thigh
N: gluteal nerve
Term
Internal Intercostalis
Definition
O: inferior margin of ribs 1-11
I: superior margin of ribs 2-12
A: depresses ribs
N: intercostal nerves
Term
Frontalis
Definition
O: galea aponeurotica
I: skin near eyebrowns
A: raises eyebrow, pulls scalp anteriorly
N: facial nerve
Term
Mentalis
Definition
O: anterior, medial mandible
I: skin of chin
A: elevates lower lip
N: facial nerve
Term
Occipitalis
Definition
O: occipital bone and temporal bone
I: galea aponeurotica
A: pulls scalp posteriorly
N: facial nerve
Term
Temporalis
Definition
O: temporal fossa
I: coronoid process and ramus of the mandible
A: closes mandible
N:trigeminal nerve, mandibular branch
Term
Masseter
Definition
O: zygomatic arch
I: ramus of mandible
A: closes mandible
N: trigeminal nerve, mandibular arch
Term
Zygomaticus
Definition
O: zygomatic bone
I: angle of mouth
A: laugh or smile
N: facial nerve
Term
Orbicularis Oculi
Definition
O: frontal bone and maxilla on medial orbit
I: eyelid
A: closes eye
N: facial nerve
Term
Medial and Lateral Pterygoids
Definition
O: pterygoid processes of sphenoid bone
I: ramus and condylar process of mandible on medial side
A: lateral movement of mandible
N: trigeminal nerve, mandibular branch
Term
Buccinator
Definition
O: mandible and maxilla
I: orbicularis oris
A: tightens cheeks
N: facial nerve
Term
Adductor Longus
Definition
O: pubis
I: middle linea aspera of femur
A: adducts and laterally rotates thigh
N: obturator nerve
Term
Gastrocnemius
Definition
O: lateral and medial condyles of femur
I: calcaneus
A: flexes leg, plantar flexes foot
N: tibial nerve
Term
Gluteus Minimus
Definition
O: outer ilium
I: greater trochanter of femur
A: medially rotates and abducts thigh
N: gluteal nerve
Term
Internal Intercostalis
Definition
O: inferior margin of ribs 1-11
I: superior margin of ribs 2-12
A: depresses ribs
N: intercostal nerves
Term
Frontalis
Definition
O: galea aponeurotica
I: skin near eyebrowns
A: raises eyebrow, pulls scalp anteriorly
N: facial nerve
Term
Mentalis
Definition
O: anterior, medial mandible
I: skin of chin
A: elevates lower lip
N: facial nerve
Term
Occipitalis
Definition
O: occipital bone and temporal bone
I: galea aponeurotica
A: pulls scalp posteriorly
N: facial nerve
Term
Temporalis
Definition
O: temporal fossa
I: coronoid process and ramus of the mandible
A: closes mandible
N:trigeminal nerve, mandibular branch
Term
Masseter
Definition
O: zygomatic arch
I: ramus of mandible
A: closes mandible
N: trigeminal nerve, mandibular arch
Term
Zygomaticus
Definition
O: zygomatic bone
I: angle of mouth
A: laugh or smile
N: facial nerve
Term
Orbicularis Oculi
Definition
O: frontal bone and maxilla on medial orbit
I: eyelid
A: closes eye
N: facial nerve
Term
Medial and Lateral Pterygoids
Definition
O: pterygoid processes of sphenoid bone
I: ramus and condylar process of mandible on medial side
A: lateral movement of mandible
N: trigeminal nerve, mandibular branch
Term
Buccinator
Definition
O: mandible and maxilla
I: orbicularis oris
A: tightens cheeks
N: facial nerve
Term
Extensor Carpi Ulnaris
Definition
O: later epicondyle of humerus, posterior ulna
I: metacarpal 5
A: extends and adducts hand
N:radial nerve
Term
Flexor Carpi Radialis
Definition
O: medial epicondyle of humerus
I: metacarpals 2 and 3
A: flexes and abducts hand
N: median nerve
Term
Trapezius
Definition
O: occipital protuberance, ligamentum nuchae, C7-T12
I: clavicle, acromion, and spine of scapula
A: abducts and extends head, rotates and adducts scapula
N:accessory nerve
Term
Deltoid
Definition
O: clavicle, acromion, and spine of scapula
I: deltoid tuberosity
A: abducts, flexes, extends medially, and laterally rotates arm
N:axillary nerve
Term
Latissimus Dorsi
Definition
O: T7-T12, L1-L5, sacrum, illiac crest, ribs 10-12
I:intertubular groove of humerus
A: adducts, extends, and medially rotates arm, pulls shoulder inferiorly
N: thoracodorsal nerve
Term
Brachialis
Definition
O: anterior, distal humerus
I: coronoid process of ulna
A: flexes forearm
N: radial and musculocutaneous nerve
Term
Flexor Carpi Ulnaris
Definition
O: medial epicondyle of humerus olecranon and proximal ulna
I:pisiform, hamate, metacarpal 5
A: ulnar nerve
N:
Term
Subscapularis
Definition
O: subscapular fossa
I: lesser tubercle of humerus
A: extends, medially rotates arm, stabilizes shoulder
N: suprascapular nerve
Term
Triceps Brachi
Definition
O: infraglenoid tuberosity of scapula, posterior surface of humerus
I: olecranon process
A: adducts arm, extends arm and forearm
N:
Term
Transversus Abdominus
Definition
O: iliac crest, inguinial ligament, ribs 7-12
I: linea alba, pubis
A: compresses abdomen, laterally rotates trunk
N: intercostal nerves, L1
Term
Adductor Brevis
Definition
O: pubis
I: proximal linea aspera of femur
A: adducts and laterally rotates thigh
N:obturator nerve
Term
Rectus Abdominus
Definition
O: symphysis pubis and pubic crest
I: cartilages of ribs 5-7 and xiphoid process
A: flexes lumbar vertebrae, compresses abdomen
N: intercostal nerves
Term
Gluteus Medius
Definition
O: outer ilium
I: greater trochanter of femur
A: medially rotates and abducts thigh
N: gluteal nerve
Term
Internal Oblique
Definition
O: inguinial ligament, iliac crest
I:linea alba, inferior 4 ribs
A: compresses abdomen, laterally rotates trunk
N: intercostal nerves, L1
Term
Adductor Magnus
Definition
O: ischium and pubis
I: linea aspera and adductor tubercle of femur
A: adducts, flexes, extends, and laterally rotates thigh
N:obturator and tibial nerve
Term
Levator Scapulae
Definition
O: transverse process of C1-4
I: superior angle of scapula
A: elevates scapula, rotates and abducts neck
N: dorsal scapular nerve and spinal nerve C3-5
Term
Supraspinatus
Definition
O: supraspinous fossa
I: greater tubercle of humerus
A: abducts arm, stabilizes shoulder
N: suprascapular nerve
Term
External Oblique
Definition
O: ribs 5-12
I: iliac crest, inguinal ligament, linea alba
A: compresses abdomen, laterally rotates trunk
N: intercostal nerves, L1
Term
Platysma
Definition
O: fascia over pectoralis major and deltoid muscles
I: mandible and skin inferior ro lower lip
A: depresses lower lip
N:facial nerve
Term
Gluteus Maximus
Definition
O:lateral surface of ilium, sacrum, coccyx
I: lateral condyle of tibia by lateral fascia, gluteal tuberosity of femur
A: extends, abducts, and laterally rotates thigh
N: gluteal nerve
Term
Brachioradialis
Definition
O: lateral supracondylar ridge of humerus
I: styloid process of radius
A: flexes forearm
N:radial nerve
Term
Biceps Brachi
Definition
O: supraglenoid tubercle, coronoid process
I:radial tuberosity
A: flexes arm, flexes and laterally rotates forearm (supinates hand)
N: musculocutaneous nerve
Term
Rectus Femoris
Definition
O:anterior inferior liliac spine
I: tibial tuberosity
A: flexes thigh, extends leg
N: femoral nerve
Term
Vastus Intermedius
Definition
O: anterior and lateral part of femur
I:tibial tuberosity
A: extends leg
N: femoral nerve
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