THE APPENDICULAR MUSCLES Exercise # 16,17 Pages #191,209 MARTINI, 9 TH EDITION, CHAPTER # 11.

THE APPENDICULAR MUSCLESTHE APPENDICULAR MUSCLES

ExerciseExercise # # 16,1716,17PagesPages ##191,209191,209

MARTINI, 9MARTINI, 9THTH EDITION, CHAPTER # 11 EDITION, CHAPTER # 11

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NOTE:NOTE:

This is a study guide, not an all inclusive review.

There might be things not covered by this study guide that might be asked in your practicums /

quizzes.

Students are responsible for reading their textbook (s) and for all the material covered during the laboratory period, as per the course syllabus

Muscular System OverviewMuscular System Overview Divisions of the Muscular System

– Axial muscles Position head and spinal column Move rib cage 60% of skeletal muscles

– Appendicular muscles Support pectoral and pelvic girdles Support limbs 40% of skeletal muscles

AppendicularAppendicular MusculatureMusculature Position and stabilize pectoral and

pelvic girdles

Move upper and lower limbs

Divisions of Appendicular

Muscles

– Muscles of the shoulders and

upper limbs

– Muscles of the pelvis and

lower limbs

Competency 5:Competency 5: The Muscular System The Muscular System

Identifying the muscles of appendicular region and their actions.

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ARM & FOREARM- ANTERIOR VIEWARM & FOREARM- ANTERIOR VIEW BICEPS BRACHII- Flexion of forearm

at elbow &

supination of the hand

BRACHIORADIALIS- Flexion of forearm at elbow

BRACHIALIS- Flexion of forearm at elbow

PRONATOR TERES- Pronation of the hand

SUPINATOR- Supination of the hand

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ARM & FOREARM- POSTERIOR VIEWARM & FOREARM- POSTERIOR VIEW TRICEPS BRACHII-

Extension of the

forearm at elbow

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THIGH- ANTERIOR THIGH- ANTERIOR VIEWVIEW

PSOAS MAJOR- Flexion at hip & or lumbar intervertebral joints.

ILIACUS- Same as above. SARTORIUS- Flexion & lateral

rotation at hip; flexion at knee.

TENSOR FASCIAE LATAE-

Flexion & medial rotation at hip.

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THIGH- MEDIAL VIEWTHIGH- MEDIAL VIEW

ADDUCTORS (From anterior to posterior)

LONGUS- Adduction, flexion &

medial rotation at hip GRACILIS- Adduction & medial

rotation at hip; flexion at knee

MAGNUS- Adduction, flexion,

medial & lateral rotation at hip

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THIGH- ANTERIOR THIGH- ANTERIOR VIEWVIEW

QUADRICEPS (4 MUSCLES)

RECTUS FEMORIS (In front)- extension at knee;

Flexion at hip

VASTUS LATERALIS- Extension at knee

VASTUS MEDIALIS- Extension at knee

VASTUS INTERMEDIUS- (Down to rectus femoris)

Extension at knee

LEG-LEG- POSTERIOR VIEWPOSTERIOR VIEW GLUTEUS MAXIMUS- Extension & lateral

rotation at hip

GLUTEUS MEDIUS- Abduction & medial rotation

at hip

HAMSTRINGS- (From lateral to medial) BICEPS FEMORIS- Flexion at knee,

extension &lateral rotation at hip SEMITENDINOUS- Flexion at knee ; flexion

&medial rotation at hip SEMIMEMBRANOUS- Flexion at knee;

flexion &medial rotation at hip POPLITEUS- (Deep on back side of knee)- medial rotation of tibia or lateral rotation of femur at knee

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ACTION AT ANKLEACTION AT ANKLE

POSTERIOR VIEW GASTROCNEMIUS- (Most superficial of calf)- Plantar flexion at ankle; inversion & adduction of foot;

flexion at knee SOLEUS- (Under the gastrognemius)- Plantar flexion at ankle; adduction of foot

ANTERIOR VIEW PERONEUS LONGUS- Eversion of foot; plantar flexion at

knee TIBIALIS ANTERIOR- Dorsiflexion & inversion

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REMEMBER!REMEMBER!

GO TO THE TUTORING ROOMGO TO THE TUTORING ROOMAND PRACTICE WITH MODELS.AND PRACTICE WITH MODELS.

ROOM 3326.ROOM 3326.

THE APPENDICULAR MUSCLES Exercise # 16,17 Pages #191,209 MARTINI, 9 TH EDITION, CHAPTER # 11.

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