Download Lab 8

Lab 8
MUSCLES
Refer to Muscles 22-23
 Naming of muscles
 Origin
 Proximal
 Insertion
 Distal
Examples of Origin & Insertion
Muscle
Origin
Insertion
Temporalis
Temporal fossa of the
temporal bone
Coronoid process of
mandible
Deltoid
Lateral third of
clavicle, acromion,
and spine of scapula
Deltoid tuberosity of
humerus
Biceps brachii
Short head-coracoid
process of scapula.
Long head-superior
portion of glenoid
fossa of scapula
By common tendon
into radial tuberosity
of radius and
proximal ulna
Temporalis
Elevates &
retracts mandible
Masseter
= Prime mover of
jaw closure
(a)
Figure 10.7a
Sternocleidomastoid
Deltoid
Pectoralis
major
Sternum
Biceps brachii
Subclavius
Clavicle
Subscapularis
Pectoralis minor
Coracobrachialis
Serratus anterior
Humerus
(a)
Figure 10.13a
Superior
portion of glenoid cavity
Coracoid
process of
scapula
Origin and insertion of
biceps brachii
Radial
tuberosity
medial aspect of proximal ulna
Frontalis
Orbicularis oculi
Temporalis
Buccinator
Orbicularis oris
Mentalis
Masseter
Sternocleidomastoid
Trapezius
Platysma
Figure 10.6
Levator
scapulae
Trapezius
Supraspinatus
Clavicle
Deltoid
Rhomboid
minor
Rhomboid
major
Spine of
scapula
Infraspinatus
Teres minor
Teres major
Humerus
Latissimus
dorsi
(c)
Figure 10.13c
Clavicle
Deltoid
Sternum
Pectoralis major
Coracobrachialis
Triceps brachii:
Lateral head
Long head
Medial head
Biceps brachii
Brachialis
Brachioradialis
(a) Anterior view
Figure 10.14a
Supraspinatus*
Spine of scapula
Deltoid (cut)
Greater tubercle
of humerus
Infraspinatus*
Teres minor*
Teres major
Triceps brachii:
Lateral head
Long head
Latissimus dorsi
Humerus
Olecranon process
of ulna
Anconeus
(b) Posterior view
* Rotator cuff muscles
Figure 10.14b
Superficial transverse
ligament of palm
Palmar aponeurosis
Flexor retinaculum
Pronator quadratus
Flexor digitorum
superficialis
Flexor carpi ulnaris
Flexor pollicis longus
Palmaris longus
Flexor carpi radialis
Extensor carpi radialis longus
Medial epicondyle
of humerus
Pronator teres
Medial head of
triceps brachii
Brachioradialis
Tendon of biceps brachii
(a)
Biceps brachii
Figure 10.15a
12th rib
Quadratus lumborum
Psoas minor
Iliac crest
Psoas major
Iliopsoas
Iliacus
12th thoracic vertebra
5th lumbar vertebra
Anterior superior iliac spine
Tensor fasciae latae
Pectineus
Sartorius
Quadriceps femoris
• Rectus femoris
• Vastus lateralis
• Vastus medialis
(a)
Adductor longus
Gracilis
Adductor magnus
Tendon of quadriceps femoris
Patella
Patellar ligament
Figure 10.19a
Gluteus medius
Gluteus maximus
Adductor magnus
Gracilis
Iliotibial tract
Long head Biceps
Short head femoris
Semitendinosus
Semimembranosus
Hamstrings
(a)
Figure 10.20a
Fibularis longus
Gastrocnemius
Tibia
Tibialis anterior
Extensor digitorum longus
Soleus
Extensor hallucis longus
Fibularis tertius
Superior and inferior
extensor retinacula
Extensor hallucis brevis
Extensor digitorum brevis
(a)
Figure 10.21a
Patella
Head of fibula
Gastrocnemius
Soleus
Fibularis longus
Extensor digitorum longus
Fibularis brevis
Flexor hallucis longus
Fibular retinaculum
Tibialis anterior
Extensor hallucis longus
Fibularis tertius
Superior and inferior extensor
retinacula
Extensor hallucis brevis
Extensor digitorum brevis
Lateral malleolus
(a)
5th metatarsal
Figure 10.22a
Plantaris
Gastrocnemius Medial head
Lateral head
Tendon of
gastrocnemius
Calcaneal tendon
Medial malleolus
(a) Superficial view of the posterior leg.
Lateral malleolus
Calcaneus
Figure 10.23a
Gastrocnemius
medial head (cut)
Plantaris (cut)
Gastrocnemius
lateral head (cut)
Popliteus
Soleus (cut)
Tibialis posterior
Fibula
Flexor digitorum
longus
Tendon of tibialis
posterior
Fibularis longus
Flexor hallucis longus
Fibularis brevis
Medial malleolus
Calcaneal tendon (cut)
Calcaneus
(c) The triceps surae has been removed to show the
deep muscles of the posterior compartment.
Figure 10.23c
Head
Temporalis
Masseter
Shoulder
Trapezius
Deltoid
Arm
Triceps brachii
Biceps brachii
Brachialis
Forearm
Brachioradialis
Flexor carpi radialis
Palmaris longus
Thigh
Rectus femoris
Vastus lateralis
Vastus medialis
Leg
Extensor digitorum longus
Tibialis anterior
Facial
Frontalis (frontal belly of epicranius)
Orbicularis oculi
Orbicularis oris
Neck
Platysma
Sternocleidomastoid
Thorax
Serratus anterior
Pectoralis major
Abdomen
Rectus abdominis
Internal oblique
Transversus abdominis
External oblique
Thigh
Tensor fasciae latae
Sartorius
Adductor longus
Gracilis
Leg
Gastrocnemius
Soleus
Figure 10.4
Arm
Triceps brachii
Brachialis
Forearm
Brachioradialis
Extensor digitorum
Iliotibial tract
Leg
Gastrocnemius
Soleus
Neck
Epicranius, occipital belly
Sternocleidomastoid
Trapezius
Shoulder
Deltoid
Infraspinatus
Teres major
Rhomboid major
Latissimus dorsi
Hip
Gluteus medius
Gluteus maximus
Thigh
Adductor magnus
Hamstrings:
Biceps femoris
Semitendinosus
Semimembranosus
Calcaneal
(Achilles) tendon
Figure 10.5