Muscles Ch 10 Flashcards by Anya w

What Muscle:
Elevation of eyebrows
Creases skin of the forehead
Moves scalp forward (works with occipitalis muscle).

Frontalis

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closes eyelids (blink/wink)

Obicularis Oculi

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What two actions does the orbicularis Oris have?

Closes lips and protrudes lips

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what muscle:

Elevates and creases skin of neck and depresses of lower lip and angle mouth?

Platysma

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Sternoclediomastoid actions?

unilateral rotation of head so face turns to opposite side

- bilateral flexion of head

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actions:
Superior fibers: elevation of scapula; superior rotation of scapula (glenoid cavity directed superiorly)
Middle fibers: retraction (adduction) of scapula
Inferior fibers: depression of scapula

Trapezius

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The gluteus maximus does:

Extension of thigh
Lateral rotation of thigh
Abduction of thigh

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Actions:
Abduction of thigh (non-weight-bearing)
Lowers pelvis on the weight-bearing side

Gluteus medius

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what action does the quadratus femoris have?

lateral rotation of thigh

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the semitendinosus and semimembranosus work with the quadratus femoris to complete what actions?

Flexion of leg and extension of thigh

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Action:
Unilateral: rotation of trunk
Bilateral: flexion of trunk (sit-ups)
Compression of anterior abdominal wall and viscera (increases intra-abdominal pressure)

Internal abdominal oblique

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Rectus abdomis completes what two actons?

Flexion of trunk (sit-ups)

Compression of anterior abdominal wall

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Actions: Compression of anterior abdominal wall and viscera (increases intra-abdominal pressure)

Transverse abdominis

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Elevation of mandible (closing mouth)

Protraction of mandible

Masster

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Actions:
Elevation of eyebrows
crease skin forehead
moves scalp backward.

A.Occipitcalis
B. Orbicualris occuli
C. Temproalis

Occipitcalis

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Action:
Elevation of mandible (e.g., closing mouth)
Retraction of mandible

A.Occipitcalis
B. Orbicualris occuli
C. Temproalis

C. Temproalis

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Action:
Extension of leg
Flexion of thigh at hip joint (rectus femoris only)

A. Quadricpes femoris
B. quadratus femoris

Quadricpes femoris

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Action:
Extension of leg
Flexion of thigh

rectus femoris

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Action:
Flexion of thigh
Lateral rotation of thigh
Abduction of thigh
Flexion of leg

A.rectus femoris
B. Sartorius
C.Quadricpes femoris

B. Sartorius

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Vastus intermedius, vastus laterlis, and vastus medialis actions are ______ of the leg

Extension

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Rhomboid major actions to _______ and _____ scapula

Retraction and elevation

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Triceps brachii actions?

Action:
Extension of forearm
Extension of arm (long head)

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Pectoralis minor and serratus anterior are both part of the _______ group.

A. Posterior Group
B. Anterior Group

B. Anterior Group

Trapezius, Levator Scapulae, Rhomboid Minor, and Rhomboid Major are all part of the ______ group.

A. Posterior Group
B. Anterior Group

A. Posterior Group

Pectoralis Minor is innervated by _____ and _____ pectoral nerves. A. Medial and Lateral B. Medial and anterior C.Latereal and Long

A. Medial and Lateral

Infraspinatus, Subscrapularis, and Teres Minor modulate action of ______. A. Deltoid B. Humorous C. Fibia

A. Deltoid

Supraspintaus, Infraspinatus, Teres minor, subcapularis are _______. A. Rotator Cuff Muscles B. Other Scapular Muscles C. Axial Muscles

A. Rotator Cuff Muscles Think SITS muscles

Deltoid, Teres Major, Coracobrachialis are__________. A. Rotator Cuff Muscles B. Other Scapular Muscles C. Axial Muscles

B. Other Scapular Muscles

Pectoralis Major and Latissimus dorsi __________. A. Rotator Cuff Muscles B. Other Scapular Muscles C. Axial Muscles.

C. Axial Muscles

Brachialis, Biceps Brachii, Triceps Brachii action on _______ region. A. Brachial Region B. Antebrachial Region

A. Brachial Region

Brachioradialis, Anconeus, Pronator quadratus, Pronator teres, and Supinator action on _______ region. A. Brachial Region B. Antebrachial Region

B. Antebrachial Region

Triceps brachii is ____ headed muscle on the posterior side of the humorous and is a prime mover of elbow extensions.

Three

The anconeus is a weak _____ of elbow extension on the posterior side of the elbow.

synergist

flexor carpi radialis, Flexor carpi ulnaris, flexor ditiorum superficialis, and palmaris longus are _________. A. Anterior (flexor) compartment, Deep Layer. B. Posterior (extensor) compartment, Superficial Layer C. Posterior (extensor) compartment, deep layer. D. Anterior (flexor) compartment, superficial layer

D. Anterior (flexor) compartment, superficial layer

Flexor digitorum and Flexor pollicis longus are ___________. A. Anterior (flexor) compartment, Deep Layer. B. Posterior (extensor) compartment, Superficial Layer C. Posterior (extensor) compartment, deep layer. D. Anterior (flexor) compartment, superficial layer

A. Anterior (flexor) compartment deep layer

What flexes phalanges of thumb? A. Flexor pollicis longus B. Flexor digitorum profundus

A. Flexor pollicis longus

Extensor Carpi Radialis longus, extersor carpi radialis brevis, extensor digitorum, extensor digiti minimi, and extensor carpi ulnaris are_______. A. Anterior (flexor) compartment, Deep Layer. B. Posterior (extensor) compartment, Superficial Layer C. Posterior (extensor) compartment, deep layer. D. Anterior (flexor) compartment, superficial layer

B. Posteroir (extensor) compartment, Superficial layer

Abductor pollicis longus, extensor pollicis brevis, extensor pollicis longus, and extensor indicis are ________. A. Anterior (flexor) compartment, Deep Layer. B. Posterior (extensor) compartment, Superficial Layer C. Posterior (extensor) compartment, deep layer. D. Anterior (flexor) compartment, superficial layer

C. Posterior (extensor) compartment, Deep layer

Adductor pollicis, Adbuctor pollicis brevis, flexor pollicis brevis, and opponenus pollicis are part of _______ located near the base of the thumb. A. Thenar Group B. Hypothernar Group C. Midpalmar Group

A. Thenar Group

Abductor digiti minimi, Flexor digiti minimi brevis, and opponens digiti minim are part of _______ located near base of little finger. A. Thenar Group B. Hypothernar Group C. Midpalmar Group

B. Hypothernar Group

Four dorsal interosseous muscles, three palmer interosseous muscles, and four lumbrical muscles are part of ________ and located between other two groups.A. Thenar Group B. Hypothernar Group C. Midpalmar Group

C. Midpalmar Group

Iliacus and Psoas major part of ________. A. Anterior Muscles of the hip B. Lateral and Posterior muscles of the hip C. Medial (adductor) compartment of the Thigh. D. Lateral Rotators

A. Anterior Muscles of the hip

Tensor fasciae latae, Gluteus maximus, Gluteus medius and gluteus minimus are part of __________. A. Anterior Muscles of the hip B. Lateral and Posterior muscles of the hip C. Medial (adductor) compartment of the Thigh. D. Lateral Rotators

B. Lateral and posterior muscles

adductor brevis, adductor longus, adductor magnus, gracilis, and pectineus are part ________. A. Anterior Muscles of the hip B. Lateral and Posterior muscles of the hip C. Medial (adductor) compartment of the Thigh. D. Lateral Rotators

C. Medial (adductor) compartment of the thigh

Gemellus superior, gemellus inferior, obturator externus, obturator internus, piriformis, and quadratus femoris are _________. A. Anterior Muscles of the hip B. Lateral and Posterior muscles of the hip C. Medial (adductor) compartment of the Thigh. D. Lateral Rotators

D. Lateral Rotators

iliacus and psoas major are called _______ and share common tendon to femur.

iliopsoas

Everyday movements that employ power of the gluteus maximus?

climbing stairs, walking, running, or riding bicycle

Lateral rotators of lower limbs act on what bone? A. Femur B. Tibia C. Fibula

A. Femur

Quadriceps femoris, Rectus femoris, vastus laterlis, vastus medialis, vastus intermedius, sartorius are part of __________. A. anterior (extensor) compartment of thigh B. Posterior (flexor) compartment of thigh C. Posterior compartment of the leg

A. Anterior (extensor) compartment of thigh

biceps femoris, semitendinosus, and semimembranosus are part of __________. A. anterior (extensor) compartment of thigh B. Posterior (flexor) compartment of thigh C. Posterior compartment of the leg

B. posterior (flexor) compartment of thigh

Popliteus is part of _______. A. anterior (extensor) compartment of thigh B. Posterior (flexor) compartment of thigh C. Posterior compartment of the leg

C. Posterior compartment of the leg

quadriceps femoris is ____ _____ of knee extension and most powerful muscle of body.

Prime Mover

quadriceps femoris has four _____ which converge on single quadricpets (patellar) tendon.

Heads

the longes muscle of the body is the ________. A. Quadriceps femoris B. Sartorius C. Biceps femoris D. semimembranosus

B. Sartorius

semitendinosus named for it unusually long ______.

tendon