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muscles Flashcards

1
Q

what is the origion, insertion and action of the muscle?

Adductor longus

A

ORIGIN: Pubis near pubic symphysis,

INSERTION: Linea aspera,

ACTION: Adducts, medially rotates, and flexes thigh

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2
Q

what is the origion, insertion and action of the muscle?

Adductor magnus

A

ORIGIN: Ischial and pubic rami; and ischial tuberosity,

INSERTION: Linea aspera and adductor tubercle of femur,

ACTION: Adducts, medially rotates, and flexes thigh; also synergistic to hamstrings in thigh extension

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3
Q

what is the origion, insertion and action of the muscle?

Biceps Brachii Muscle

A

ORIGIN: Coracoid Process of Scapula, Supraglenoid tubercle of Scapula,

INSERTION: Radial Tuberosity of Radius,

ACTION: Agonist for Flexion of the Elbow and Supinates the forearm

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3
Q

what is the origion, insertion and action of the muscle?

Biceps femoris

A

ORIGIN: Ischil tuberosity, linea aspera, lateral supracondylar line, and distal femur,

INSERTION: Head of fibula and lateral condyle of tibia,

ACTION: Extends thigh and flexes knee

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4
Q

what is the origion, insertion and action of the muscle?

Brachialis

A

ORIGIN: Distal Humerus,

INSERTION: Coronoid Process of Ulna,

ACTION: Flexes the forearm

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4
Q

what is the origion, insertion and action of the muscle?

Brachioradialis

A

ORIGIN: Lateral Supracondylar of Humerus,

INSERTION: Styloid Process of Radius,

ACTION: Synergist for Flexion of the Forearm

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5
Q

what is the origion, insertion and action of the muscle?

Coracobrachialis

A

ORIGIN: Coracoid process of scapula,

INSERTION:_ Medial surface of humerus shaft,

ACTION: Flexion and adduction of humerus

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6
Q

what is the origion, insertion and action of the muscle?

Deltoid Muscles

A

ORIGIN: Lateral third of Clavicle and Acromion and spine of Scapula,

INSERTION: Deltoid tuberosity of Humerus,

ACTION: Abduction of the Shoulder

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7
Q

what is the origin, insertion and action of the muscle?

Diaphragm

A

ORIGIN: Ribs and its Cartilage, Sternum, Vertebrae,

INSERTION:_ Central Tendon,

ACTION: Prime Action in Inspiration

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8
Q

what is the origion, insertion and action of the muscle?

Extensor carpi radialis brevis

A

ORIGIN: Lateral epicondyle of Humerus,

INSERTION: Base of 3rd Metacarpal,

ACTION: Extends and abducts wrist

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9
Q

what is the origion, insertion and action of the muscle?

Extensor carpi radialis longus

A

ORIGIN: Lateral supracondylar ridge of Humerus,

INSERTION: Base of 2nd Metacarpal,

ACTION: Extends wrist; abducts wrist

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11
Q

what is the origion, insertion and action of the muscle?

Extensor digitorum longus

A

ORIGIN: Lateral condyle and upper 3/4 of fibula shaft,

INSERTION: Medial and distal phalanges of toes 2-5,

ACTION: Prime mover of extension

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11
Q

what is the origion, insertion and action of the muscle?

Extensor digitorum

A

ORIGIN: Lateral epicondyle of Humerus,

INSERTION: Distal Phalanges of Fingers 2-5,

ACTION: Prime mover of finger extension

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12
Q

what is the origion, insertion and action of the muscle?

External Intercostal

A

ORIGIN: Inferior Border of Rib Above,

INSERTION: Superior border of Rib Below,

ACTION: Elevates Rib Cage

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13
Q

what is the origion, insertion and action of the muscle?

External Oblique

A

ORIGIN: Lower 8 Ribs,

INSERTION:_ Linea Alba, Pubic crest and tubercle, Iliac crest,

ACTION: Flex Vertebral Column and Compress Abdominal Wall; Helps Trunk Rotation and Lateral Flexion

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14
Q

what is the origion, insertion and action of the muscle?

Fibularis (peroneus) longus

A

ORIGIN: Head and upper portion of lateral fibula,

INSERTION: First metatarsal and medial cuneiform,

ACTION: Plantar flexes and everts foot

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15
Q

what is the origion, insertion and action of the muscle?

Flexor carpi radialis

A

ORIGIN: Medial epicondyle of humerus,

INSERTION: Base of 2nd and 3rd metacarpals,

ACTION: Flexor of wrist; abducts hand

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16
Q

what is the origion, insertion and action of the muscle?

Flexor carpi ulnaris

A

ORIGIN: Medial epicondyle of humerus; olecranon process of ulna,

INSERTION: Pisiform, hamate, and base of 5th metacarpal,

ACTION: Flexor of wrist; adducts hand

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17
Q

what is the origion, insertion and action of the muscle?

Flexor digitorum profundus

A

ORIGIN: Coronoid process and anteromedial surface of ulna,

INSERTION:_ Distal phalanges of fingers 2-5,

ACTION: Flexes distal interphalangeal joints

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18
Q

what is the origion, insertion and action of the muscle?

Flexor digitorum superficialis

A

ORIGIN: Medial epicondyle of humerus; coronoid process of ulna; shaft of radius,

INSERTION: Middle phalanges of fingers 2-5,

ACTION: Flexes wrist and middle phalanges of fingers 2-5

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18
Q

what is the origion, insertion and action of the muscle?

Flexor pollicis longus

A

ORIGIN: Anterior surface of radius,

INSERTION: Distal phalanx of thumb,

ACTION: Flexes distal phalanx of thumb

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19
Q

What is the Origin, Insertion, Action?

Gastrocnemius

A

Origin: medial and lateral condyle of femur

Insertion: Posterior Calcaneus

Action: Plantar flexes foot

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21
Q

what is the origion, insertion and action of the muscle?

Gluteus maximus

A

ORIGIN: Dorsal ilium, sacrum and coccyx,

INSERTION: Gluteal tuberosity of femur; iliotibial tract,

ACTION: Major extensor of thigh

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22
Q

what is the origion, insertion and action of the muscle?

Gluteus medius

A

ORIGIN: Between anterior and posterior gluteal lines on lateral surface of ilium,

INSERTION: Greater trochanter of femur,

ACTION: Abducts and medially rotates thigh

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23
# what is the origion, insertion and action of the muscle? Gracilis
ORIGIN: Inferior ramus and body of pubis; and adjacent ischial ramus, INSERTION: Medial surface of tibia, just inferior to its medial condyle, ACTION: Adducts, medially rotates, and flexes leg during walking
24
# what is the origion, insertion and action of the muscle? Iliacus
ORIGIN: Iliac fossa, iliac crest, and ala of sacrum, INSERTION: Lesser trochanter of femur, ACTION: Prime mover of flexing thigh; helps in flexing trunk on thigh
25
# what is the origion, insertion and action of the muscle? Infraspinatus Muscles
ORIGIN: Infraspinatus fossa of scapula, INSERTION: Greater tubercle of humerus, ACTION: Rotates humerus laterally
25
# what is the origion, insertion and action of the muscle? Internal Intercostal
ORIGIN: Superior border of Rib Below, INSERTION: Inferior Border of Rib Above, ACTION: Depresses Rib Cage
27
# what is the origion, insertion and action of the muscle? Latssimus Dorsi Muscles
ORIGIN: spine of lwoer 6 thoracic vertebrae, Lower 3-4 Ribs, Iliac crest, INSERTION: Intertubercular sulcus of Humerus, ACTION: Agonist for Shoulder extension; arm adductor; medially rotates arm at shoulder
27
# what is the origion, insertion and action of the muscle? Internal Oblique
ORIGINL: Lumbar Fascia, iliac crest, Inguinal Ligament, INSERTION: Linea Alba, Pubic crest, and last 3 or 4 Ribs, ACTION: Flex Vertebral Column and Compress Abdominal Wall; Helps Trunk Rotation and Lateral Flexion
29
# what is the origion, insertion and action of the muscle? Levator Scapulae
ORIGIN: Transverse Processes of C1-C4 Vetebrae, INSERTION: Medial Border of Scapula and superior to the spine, ACTION: Elevates and adducts the Scapula
31
# what is the origion, insertion and action of the muscle? Palmaris longus
ORIGIN: Medial epicondyle of humerus, INSERTION: Palmar aponeurosis, ACTION: Tenses skin and fascia of palm during hand movements; weak wrist flexor
32
# what is the origion, insertion and action of the muscle? Pectoralis Major
ORIGIN: Sternal end of Clavicle, Sternum, 1-6 Ribs, INSERTION: Intertubercular sulcus and greater tubercle of Humerus, ACTION: Prime mover of arm flexion; rotates arm medially; adducts arm
32
# what is the origion, insertion and action of the muscle? Pectineus
ORIGIN: Superior ramus of pubis, INSERTION: Lesser trochanter and linea aspera, ACTION: Adducts, medially rotates, and flexes thigh
33
# what is the origion, insertion and action of the muscle? Pectoralis Minor Muscles
ORIGIN: 3-5 Ribs, INSERTION: Coracoid process of Scapula, ACTION: Ribs Fixed: Moves Scapula Forward and Inferiorly and with Scapula fixed it moves up the rib cage (Accessory Muscle for Respiration)
34
# What is the Origin, Insertion, Action? Popliteus
Origin: Lateral condyle of femor and lateral meniscus Insertin: Posterior surface of proximal tibia action: Medial rotation of tibia; lateral rotation of femur; flexion of knee
35
# what is the origion, insertion and action of the muscle? Pronator quadratus
ORIGIN: Distal portion of anterior ulnar shaft, INSERTION: Distal surface of anterior radius, ACTION: Prime mover of forearm pronation
36
# what is the origion, insertion and action of the muscle? Pronator teres
ORIGIN: Medial epicondyle of humerus; coronoid process of ulna, INSERTION: Midshaft lateral radius, ACTION: Pronates forearm
37
# what is the origion, insertion and action of the muscle? Psoas major
ORIGIN: Transverse processes of lumbar and T12 vertebrae, INSERTION: Lesser trochanter of femur, ACTION: Prime mover of flexing thigh; helps in flexing laterally vertebral column
39
# what is the origion, insertion and action of the muscle? Rectus Abdominis
ORIGIN: Pubic crest and symphysis, INSERTION: Xiphoid Process, Ribs, ACTION: Flexes and Rotates Lumbar Vertebral Column, Increase Abdominal Pressure
40
# what is the origion, insertion and action of the muscle? Rectus femoris
ORIGIN: Anterior inferior iliac spine and superior margin of acetabulum, INSERTION: Patella and tibial tuberosity of tibia, ACTION: Extends knee and flexes thigh at hip
41
# what is the origion, insertion and action of the muscle? Rhomboids Major and Minor
ORIGIN: Spinous processes of vetebrae (C7 and T1 for minor; T2-T5 for major), INSERTION: Medial Border of Scapula, ACTION: Adducts Scapula (squaring shoulders)
42
# what is the origion, insertion and action of the muscle? Sartorius
ORIGIN: Anterior superior iliac spine, INSERTION: Medial aspect of proximal tibia, ACTION: Flexes, abducts, and laterally rotates thigh; flexes knee; produces the cross-legged position
43
# what is the origion, insertion and action of the muscle? Scalenes: Anterior, Middle, Posterior
ORIGIN: Transverse processes of cervical vertebrae, INSERTION:\_ Anterolaterally on ribs 1 and 2, ACTION: Flex and sligthly rotate neck; elevates first 2 ribs; aid in inspiration
44
# what is the origion, insertion and action of the muscle? Semimembranosus
ORIGIN: Ischial tuberosity, INSERTION: Medial condyle of tibia and lateral condyle of femur, ACTION: Extends thigh and flexes knee
45
# what is the origion, insertion and action of the muscle? Semitendinosus
ORIGIN: Ischial tuberosity, INSERTION: Medial aspect of upper tibial shaft, ACTION: Extends thigh and flexes knee
46
# what is the origion, insertion and action of the muscle? Serratus Anterior Muscles
ORIGIN: 1-8 Ribs, INSERTION: Scapula (Anterior Surface of medial border), ACTION: Rotates scapula so that the inferior angle moves laterally and upward; Fixates, Protracts the Scapula
47
# What is the Origin, Insertion, Action? Soleus
Origin: superior tibia and fibula Insertion: Posterior Calcaneus Action: Plantar flexes foot
48
# what is the origion, insertion and action of the muscle? Splenius
ORIGIN: Spinous process of vertebrae C7-T6, INSERTION: Mastoid process of temporal bone, occipital bone, and transverse process of cervical vetebrae, ACTION: Extends or hyperextends the head
49
# what is the origion, insertion and action of the muscle? Sternocleidomastoid
ORIGIN: Manubrium of sternum and medial aspect of clavicle, INSERTION: Mastoid process of temporal bone and superior nuchal line of occipital bone, ACTION: Simultaneous contraction : flexion forward of the neck; independent contraction: rotate head toward shoulder on opposite side
50
# what is the origion, insertion and action of the muscle? Subscapularis
ORIGIN: Subscapula fossa of scapula, INSERTION: Lesser tubercle of humerus, ACTION: Chief medial rotator of humerus
51
# what is the origion, insertion and action of the muscle? Supraspinatus Muscles
ORIGIN: Supraspinatus fossa of scapula, INSERTION: Greater tubercle of humerus, ACTION: Initiate abduction of humerus
52
# what is the origion, insertion and action of the muscle? Tensor fasciae latae
ORIGIN: Anterior aspect of iliac crest and anterior superiror iliac spine, INSERTION: Iliotibial tract, ACTION: Steadies the knee and trunk on thigh by making iliotibial tract taut; flexes and abducts thigh; rotates thigh medially
53
# what is the origion, insertion and action of the muscle? Teres Major
ORIGIN: Posterior surface of scapula at inferior angle, INSERTION: Lesser tubercle of humerus, ACTION: Extends, medially rotates, and adducts the humerus; synergistic to latissimus dorsi
54
# what is the origion, insertion and action of the muscle? Teres Minor Muscles
ORIGIN: Lateral border of dorsal scapula surface, INSERTION: Greater tubercle of humerus, ACTION: Rotates humerus laterally
55
# what is the origion, insertion and action of the muscle? Tibialis anterior
ORIGIN: Lateral condyle and upper 2/3 of tibial shaft, INSERTION: Inferior surface of medial cuneiform and first metatarsal, ACTION: Prime mover of dorsiflexion
57
# What is the Origin, Insertion, Action? Tibialis Posterior
Origin: Superior portion of tibia and fibula; and interosseus membrane Insertion: Tarsal and metatarsal bones (2-4) Action: Prime mover of foot inversion; plantar flexion
58
# what is the origion, insertion and action of the muscle? Transversus Abdominis
ORIGIN: Last 6 Ribs, Inguinal Ligament, iliac crest, Lumbar Fascia, INSERTION: Linea Alba, Pubic crest, ACTION: Compresses Abdominal Content
59
# what is the origion, insertion and action of the muscle? Trapezius Muscles
ORIGIN: Occipital Bone, Spinous processes of C7 and all throacic vertebrae, INSERTION: Acromion and spine of scapula, and lateral third of Clavicle, ACTION: Extend Head; elevate, retracts and rotates the Scapula
60
# what is the origion, insertion and action of the muscle? Triceps Brachii muscle
ORIGIN: Infraglenoid tubercle of Scapula, posterior shaft of Humerus, INSERTION: Olecranon Process of Ulna, ACTION: Agonist for Extension of the Forearm
61
# what is the origion, insertion and action of the muscle? Vastus intermedius
ORIGIN: Anterior and lateral surfaces of proximal femur shaft, INSERTION: Patella and tibial tuberosity of tibia, ACTION: Extends knee
62
# what is the origion, insertion and action of the muscle? Vastus lateralis
ORIGIN: Greater trochanter, intertrochanteric line, linea aspera, INSERTION: Patella and tibial tuberosity of tibia, ACTION: Extends and stabilizes knee
63
# what is the origion, insertion and action of the muscle? Vastus medialis
ORIGIN: Linea aspera, intertrochanteric and medial supracondylar lines, INSERTION: Patella and tibial tuberosity of tibia, ACTION: Extends knee

anatomy muscles edited list (1 decks)

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