Muscles Palpation Flashcards
Pronator Teres Innervation
Median Nerve
Pronator teres origin
Common Flexor Tendon
from the medial epicondyle of the humerus and coronoid process of the Ulna
Pronator Teres Insertion
The middle lateral surface of the radius
Pronator teres Action
Pronate the radioulnar joints
May assist to flex the humeroulnar joints
Flexor capri Ulnaris Innervation
Ulnar nerve
Flexor Carpi Ulnaris origin
Humeral head:
CFT from the medial epicondyle of the humerus
Ulnar Head
Posterior surface of the proximal 2/3 of ulna
Flexor Carpi Ulnaris origin
Humeral head:
CFT from the medial epicondyle of the humerus
Ulnar Head
Posterior surface of the proximal 2/3 of ulna
FCU insertion
Pisiform, hook of the hamate and base of the 5th metacarpal
FCU insertion
Pisiform, hook of the hamate and base of the 5th metacarpal
FCU actions
May assist to flex the humeroulnar joint,
Flex and adduct the radiocarpal joint
Palmaris longus innervation
Median nerve
Palmaris longus origin
CFT from the medial epicondyle of the humerus,
Palmaris longus insertion
To the palmar aponeurosis and flexor retinaculum
Palmaris longus action
May Assist flexion of the elbow at HU joint. Tense the plmaf fascia.
Flex the radiocarpal joints
Flexor Carpi Radialis Innervation
Median nerve
FCR origin
Common flexor tendon from the medial epicondyle of the humerus
FCR insertion
To the bases of the 2nd -3rd fingers
FCR action
May assist flexion of the elbow at humeoulnar jt,
Flex and abduct the wrist at the radiocarpal joint,
Pronator Quadratus innervation
Median nerve
Pronator Quadratus origin
Medial anterior surface of the ulna
Pronator Quadratus insertion
Lateral anterior shaft of the radius
Pronator Quadratus action
Pronate the forearm at the radioulnar joint
Flexor superficialis longus innervation
Median Nerve
Flexor Digiturom Superficialis
Origin
CFT from the medial epicondyle, coronoid process of the ulna, ulnar collateral ligament, interrosseus membeaneand proximal shaft of the radius
Flexor Digiturom Superficialis
Insertion
The sides or middle phalanges of 2-5 fingers
FDS action
flex the wrist at radiocarpal joint, flex the MCP and IP joint
Flexor digitorum Profundus
Innervation
Median and ulnar nerve
Flexor digitorum Profundus
Origin
Anterior of medial surface 3/4 shaft of the ulna
Flexor digitorum Profundus insertion
Bases distal phalanges and palmar surface 2-5th fingers
Flexor digitorum Profundus insertion
Bases distal phalanges and palmar surface 2-5th fingers
Flexor digitorum Profundus
Action
Assist to flex radiocarpal joint,
Flex 2nd-5th metacarpophalangeal and DIP joint
Extensor Carpi Radialis Longus
Innervation
Radial Nerve
Extensor Carpi Radialis Longus
Origin
Distal 1/3 of the lateral supracondylar ridge of the humerus
Extensor Carpi Radialis Longus
Insertion
Base of the 2nd metacarpal
Extensor Carpi Radialis Longus
Action
Assist to flex the elbow at HU jt
Extend the wrist at radiocarpal joint
Abduct the wrist at RC jt
Extensor Carpi Radialis Brevis
Innervation
Radial Nerve
Extensor Carpi Radialis Brevis
Origin
Common extensor Tendon from the lateral epicondyle of the humerus
Extensor Carpi Radialis Brevis
Insertion
Base of the third metacarpal
Extensor Carpi Radialis Brevis
Action
May assist to flex the elbow at humeroulnar joint
Extend the wrist at radiocarpal joint
Abduct the wrist at radiocarpal joint
Supinator
Innervation
Radial Nerve
Supinator
Origin
Lateral epicondyle of the humerus,
Radial collateral ligament,
annular ligament
Supinator crest of the ulna
Supinator
Insertion
Anterior, lateral surface of the proximal 1/3 shaft of the radius
Supinator
Action
Supinates the forearm at radioulnar joint
Abductor Pollicis Longus
Innervation
Radial Nerve
Abductor Pollicis Longus
Origin
Posterior surface of the radius, ulna and interrosseoes membrane
Abductor Pollicis Longus
Insertion
Base of the first metacarpal
Abductor Pollicis Longus
Action
Abduct the thumb at the carpometacarpal joint (CMC jt)
Extend the thumb at the CMC jt
Abduct the wrist at radiocarpal joint
Extensor Policis Longus
Innervation
Radial Nerve
Extensor Policis Longus
Origin
Posterior surface of the ulna and interrosseous membrane
Extensor Policis Longus
Insertion
Base of the distal phalanx of thumb
EPL
Action
Extend the thumb at the MCP,CMC and IP jt
Extensor Policis Brevis
Innervation
Radial nerve
Extensor Policis Brevis
Innervation
Radial nerve
Extensor Policis Brevis
Origin
Posterior surface of the radius and interrosseous membrane
Extensor Policis Brevis
Insertion
Base of the proximal phalax of the thumb
Extensor Policis Brevis
Action
Extend the thumb at the MCP, CMC jt
Abduct the wrist at the RC jt
SubOccipital group
Nerve
Suboccipital nerve
Rectus capitis posterior major
Spinous processes of C2 or axis to the inferior nuchal line of the occiput
Rectus capitis posterior major
Action
Rock and tilt head back to extension
Rotate head to the same side
Rectus capitis posterior minor
Tubercle of posterior arch of the atlas or C1 to the inferior nuchal line of the occiput
Rectus capitis posterior minor
Rotate the head to the same side
Oblique capitis superior
Transverse processes of C1
To the betweer of the nuchal line of the occiput
Oblique capitis inferior
Spinous process of C2 or axis to the transverse process of C1
Oblique capitis inferior
Rock and tilt head back to
Rotate to the same side
Oblique Capitis superior
Action:
Rock and tilt back your head to the same side
Laterally flex head to the same side
Longus colli
Innervation
C2-6(7)
Longus Colli
Origin
Bodies of C5-T3, and transverse processes of C3-C5
Longus Colli
Insertion
To the tubercle and anterior arch of atlas , bodies or C2to 4, transverse processes of C5-6
Longus Colli
Action
Flexion, side flexion and rotation to same
Temporalis
Nerve
Trigeminal Nerve
Mandibular divisions
Temporalis
Origin
Temporal fossa
And fascia
Temporalis
Insertion
The coronoid process
And anterior edge of the ramus of the mandible
Temporalis
Action
Elevation and retraction of the mandible at the TMJ
Temporalis
Action
Elevation and retraction of the mandible at the TMJ
Masseter
Nerve
Trigeminal Nerve
Mandibular division
Masseter
Origin
Zygomatic Arch
Masseter
Insertion
Inferior angle and ramus of the mandible
Masseter
Action
Elevation and may assist protraction of the mandible at the tMJ
Lateral Pterygoid
Nerve
Trigeminal Nerve
Lateral Pterygoid
Origin
Superior Head: Infratemporal surface and crest of the greater wing of the sphenoid bone
Inferior Head: Lateral surface of lateral pterygoid plate of the sphenoid bone
Lateral Pterygoid
Insertion
Articular disc and capsule of the tmj
Lateral Pterygoid
Action
Lateral deviation to the opposite side and protaction of the mandible at the tmj
Medial pterygoid
Nerve
Trigeminal nerve
Medial pterygoid
Origin
Medial surface of the lateral pterygoid plate of the sphenoid bone and tuberosity of maxilla
Medial pterygoid
Insertion
Medial surface of the ramus of the mandible
Frontalis
Innervation
Facial Nerve
Frontalis
Origin
Galea aponeurotica
Frontalis
Insertion
Skin superior to eyebrows
Frontalis
action
Wrinkles the forehead
Raise the eyebrows
Occipitalis
Innervation
Facial nerve
Occipitalis
Origin
Galea aponeurotica
Occipitalis
Insertion
Superior Nuchal line of the occiput
Occipitalis
Action
Anchors and Retracts the galea posteriorly
Platysma
Innervation
Facial Nerve
Platysma
Origin
Fascial covering of superior portion pec major
Platysma
Insertion
To the base of the mandible, skin of lower face
Platysma
Action
Assist to depress the mandible
Tighten the fascia in the neck
Draw down the side of the mouth
quadratus Femoris
Sacral plexus
Lateral surface of the ischial tuberosity
To the intertrochanteric crest of the greater trochanter
Gemelleus superior
Ischial tuberosity to the medial surface of the greater trochanter
Gemelleus inferior
Iliac spine to the medial surface of the greater trochanter
Obturator Externus
Innervation
Sacral Plexus
Obturator Externus
Origin
Ramus of the pubis and ilium, and obturator membrane
Obturator Externus
Insetion
To the trochanteric fossa of the femur
Obturator internus
Origin
Obturator membrane and inferior surface of the obturator foramen
Obturator internus
Insertion
Medial surface of greater trochanter
DeeP 6
Action
Laterally rotate the hip at the coxal joint
Piriformis abduct the hip at the coxal joint