THE APPENDICULAR MUSCLES

Exercise # 16,17 Pages

MARTINI, 9 TH

# 191,209

EDITION, CHAPTER # 11

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

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Muscular 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

Appendicular Musculature

 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:

The Muscular System  Identifying the muscles of appendicular region and their actions. 5/2/2020 5

 

ARM & FOREARM- ANTERIOR VIEW

BICEPS BRACHII-

at elbow & Flexion of forearm supination of the hand 

BRACHIORADIALIS

- Flexion of forearm at elbow  

BRACHIALIS

elbow - Flexion of forearm at 

PRONATOR TERES-

hand Pronation of the 

SUPINATOR

- Supination of the hand 5/2/2020 6

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ARM & FOREARM- POSTERIOR VIEW



TRICEPS BRACHII-

Extension of the  forearm at elbow 5/2/2020 9

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

THIGH- ANTERIOR VIEW

P SOAS 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 VIEW



ADDUCTORS

anterior to posterior) (From  

LONGUS

- Adduction, flexion & medial rotation at hip 

GRACILIS-

Adduction & medial rotation at hip; flexion at knee  

MAGNUS

- Adduction, flexion, medial & lateral rotation at hip  5/2/2020 14

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THIGH- ANTERIOR VIEW



QUADRICEPS

(4 MUSCLES) 

RECTUS FEMORIS

front)- extension at knee; (In     Flexion at hip

VASTUS LATERALIS-

Extension at knee

VASTUS MEDIALIS-

Extension at knee

VASTUS INTERMEDIUS-

(Down to rectus femoris)  Extension at knee 5/2/2020 16

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

LEG- POSTERIOR VIEW GLUTEUS MAXIMUS-

rotation at hip Extension & lateral  

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 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

 knee  PERONEUS LONGUS- Eversion of foot; plantar flexion at TIBIALIS ANTERIOR- Dorsiflexion & inversion 5/2/2020 20

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REMEMBER!

GO TO THE TUTORING ROOM AND PRACTICE WITH MODELS.

ROOM 3326.

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