hole’s human anatomy - mrs. sheets' cahs...
TRANSCRIPT
1
Hole’s Human Anatomy
and PhysiologyTwelfth Edition
Shier w Butler w Lewis
Chapter
9
Muscular System
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2
Muscles of Facial Expression
http://www.face-and-emotion.com/dataface/expression/muscles.jsp
3
Muscles of Mastication
4
Muscles of Facial Expression and Mastication
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cranial aponeurosisFrontalis
Occipitalis
Masseter
Sternocleidomastoid
Temporalis
Orbicularis oculi
Zygomaticus muscles
Buccinator
Orbicularis oris
Platysma
(a)
5
Muscles of the Abdominal Wall
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(a)
(b) (c) (d)
External obliqueRectus abdominis
Internal oblique
Transversus abdominis
External oblique
Internal oblique Transversus
abdominis
(e)
Internal oblique
Transversus
abdominis
External oblique
Linea alba
Rectus abdominis
Peritoneum
Skin
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http://www.biologycorner.com/anatomy/muscles/head/head_m
uscles.html#
7
Muscles That Move the Head and
Vertebral Column
8
Muscles That Move the Head
and Vertebral Column Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Iliocostalis lumborum
Quadratus lumborum
Spinalis thoracis
Iliocostalis thoracis
Spinalis cervicisSplenius capitis
Spinalis capitisSemispinalis capitisLongissimus capitis
Semispinalis capitis (cut)
Longissimus cervicis
Iliocostalis cervicis
Longissimus thoracis
Splenius capitis (cut)
9
Muscles That Move the
Pectoral Girdle
10
Muscles That Move the
Pectoral GirdleCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Trapezius
Deltoid
Deltoid
Latissimus dorsi
Levator scapulaeSupraspinatusInfraspinatusTeres minorTeres major
Rhomboid majorRhomboid minor
(a)
(d)(c)(b)
Rhomboid
minor
Rhomboid
major
Latissimus
dorsi
Trapezius
11
Muscles That Move the Arm
12
Muscles That Move the Arm
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Trapezius
Deltoid
Pectoralis major
External oblique
Aponeurosis of external oblique
Sternocleidomastoid
Pectoralis minor
Internal intercostal
Serratus anterior
Rectus abdominis
Internal oblique
Transversus abdominis
External intercostal
Linea alba
(band of connective tissue)
13
Muscles That Move the ArmCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Levator scapulae
Levator scapulae
Supraspinatus
Spine of scapula
DeltoidInfraspinatusTeres minor
Teres major
(a)
(d)(c)(b)
Supraspinatus
InfraspinatusTeres minor
Teres major
Long head of
triceps brachii
Lateral head of
triceps brachii
Triceps
brachii
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Muscles That Move the
Forearm
15
Muscles That Move the
ForearmCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Deltoid
Clavicle
Subscapularis
Coracobrachialis
Brachialis
Subscapularis
Coracobrachialis
Brachialis
(a)
(c) (d)(b)
Short head of
biceps brachii
Long head of
biceps brachii
Medial border
of scapula
Biceps brachii
(short and long
heads)
Trapezius
16
Muscles That Move the
ForearmCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Biceps brachii
Brachialis
Supinator
Pronator teres
BrachioradialisFlexor carpi radialisPalmaris longusFlexor carpi ulnaris
Flexor carpi ulnaris
Pronator quadratus
Flexor retinaculum
Brachioradialis
Flexor carpi radialis
Pronator teres
Pronator quadratus
(a) (b)
(c) (d) (e)
Flexor digitorum
superficialis
Extensor carpi
radialis longus
Flexor digitorum
superficialis
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Cross Section of the Forearm
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Abductor pollicis longus m.
Flexor pollicis longus m.
Radius
Pronator teres m.
Brachioradialis m.
Radial n.
Radial a.
Flexor carpi radialis m.
Extensor digitorum m.
Ulna
Ulnar n.
Ulnar a.
Flexor carpi ulnaris m.
Median n.
Palmaris longus m.
Anterior
Plane of
section
Extensor carpi
radialis brevis m.
Extensor carpi
radialis longus m.
Extensor carpi
ulnaris m.
Extensor pollicis
longus m.
Flexor digitorum
profundus m.
Flexor digitorum
superficialis m.
18
Muscles That Move the Hand
• Flexors (anterior) and extensors (posterior)
19
Muscles That Move the Hand
Triceps brachii
Flexor carpi ulnaris
Extensor carpi ulnaris
Extensor digitorum
Extensor retinaculum
Brachioradialis
Extensor carpi
radialis longusand
brevis
(a)
(b) (c)
Extensor carpi
radialis longus
Extensor carpi
radialis brevis
Extensor
carpi ulnaris
Extensor
digitorum
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20
Muscles of the Abdominal Wall
21
Muscles of the Abdominal WallCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
(a)
(b) (c) (d)
External obliqueRectus abdominis
Internal oblique
Transversus abdominis
External oblique
Internal oblique Transversus
abdominis
(e)
Internal oblique
Transversus
abdominis
External oblique
Linea alba
Rectus abdominis
Peritoneum
Skin
Copyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
22
Muscles of the Pelvic Outlet
23
Muscles of Pelvic Outlet
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Scrotum
IschiocavernosusClitoris
Urethral orifice
Anus
Bulbospongiosus
Levator ani
Gluteus maximus
Penis
Anus
Coccyx
Rectum
Urethra
Symphysis pubis
Coccygeus
Urogenital diaphragm
Levator ani
(b)(a)
(c)
Vagina
External anal
sphincter
Superficial
transversus
perinei
Vaginal orifice
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Muscles That Move the Thigh
25
Muscles That Move the Thigh
Psoas major
Psoas minor
Iliacus
Rectus femoris
Sartorius
Sartorius
Vastus lateralis Vastus intermedius
Patella
Adductor
longus
Pectineus
Adductor
magnus
Gracilis
Vastus medialis
Gracilis
Adductor brevis Adductor
longus
Adductor magnus
IliacusPsoas major
Psoas minor
(a) (b)
(c) (d) (e)
(f) (g)
Tensor fasciae latae
Quadriceps femoris
tendon (patellar tendon)
Patellar
ligament
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26
Muscles That Move the Thigh
Gluteus medius
Gluteus medius
Gluteus maximus
Gluteus maximus
Biceps femoris
Iliotibial tract (band)
Vastus lateralis
Rectus femoris
Sartorius
Tensor fasciae latae
Gluteus minimus
Piriformis
(a)
(b) (c) (d)
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27
Muscles That Move the Leg
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Muscles That Move the Leg
Adductor magnus
Gracilis
Semitendinosus
Semimembranosus
Semimembranosus
Sartorius
Gastrocnemius
Gluteus medius
Gluteus maximus
Biceps femoris
Semitendinosus
(a)
(b) (c)
Vastus lateralis
covered by fascia
Biceps femoris
(short head)
Biceps femoris
(long head)
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29
Muscles That Move the Leg
Gracilis m.
Semimembranosus m.
Semitendinosus m.
Sartorius m.
Vastus medialis m.
Rectus femoris m.Adipose tissue
Skin
Adductor magnus m.
Adductor longus m.
Great saphenousv.
Femoralv . and a.
Vastus intermedius m.
Shaft of femur
Sciatic n.
Vastus lateralis m.
Lateral Medial
Anterior
Long head of
biceps femoris m.
Short head of
biceps femoris m.
Plane
of
section
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30
Muscles That Move the LegCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Semitendinosus
Semimembranosus
Gracilis
Sartorius
Gastrocnemius:
Medial head
Lateral head
Soleus
Calcaneal tendon
Flexor retinaculum
Calcaneus
Biceps femoris
Plantaris
Soleus
Gastrocnemius
(a)
(b) (c)
(d) (e)
Flexor digitorum
longus
Fibular
retinacula
Fibularis
brevis
Fibularis
longus
Iliotibial tract
(band)
Flexor digitorum
longus
Tibialis posterior
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Muscles That Move the Foot
32
Muscles That Move the FootCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Fibularis longus
Fibularis brevis
Fibularis tertius
Patella
Patellar ligament
Gastrocnemius
Soleus
Extensor retinacula
(a)
(b) (c) (d)
Tibia
Tibialis anterior
Extensor digitorum
longus
Extensor digitorum
longusTibialis anterior
Extensor
hallucis
longus
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Muscles That Move the FootCopyright © The McGraw-Hill Companies, Inc. Permission required for reproduction or display.
Biceps femoris
Gastrocnemius
Soleus
Fibularis longus
Fibularis longus
Calcaneal tendon
Head of fibula
Fibularis tertius
Fibularis brevis Extensor retinacula
Fibularis brevis
(a)
(b) (c)
Vastus
lateralis
Tibialis
anterior
Extensor digitorum
longus
Fibular
retinacula