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use this for lab practical 2! contains: structure of muscle fiber + muscle tissue muscles of face + neck upper limb + abdominal/back muscles lower limb muscles some origin + insertion nervous tissue cell + neuron structures brain structures spinal cord structures + reflexes cranial nerves receptors + somatic senses ear structures eye structures some surface anatomy
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Muscle fiber

Myofibril
consisting of actin + myosin filaments

Sarcolemma
boundary/membrane

Nucleus
skeletal muscle is multinucleated

Sarcoplasmic reticulum
fishnet-like

Triad
think three!

Transverse tubules
make up triad

Cisternae of SR
make up triad

Sarcomere
I band, A band, Z line

I band
actin, light bands, thin

A band
dark bands, both actin + myosin, thick

Z line
center of I bands

Mitochondria

Endomysium
connective tissue surrounding muscle cell

Cardiac muscle
striations + involuntary

Skeletal muscle
striations + voluntary

Smooth muscle
involuntary + found in digestive tract

Temporalis
Mastication

Medial Pterygoid
mastication

Masseter
Mastication

Masseter
Mastication

Lateral Pterygoid
Mastication

Buccinator

Orbicularis oris

Orbicularis oculi

Zygomaticus Minor

Zygomaticus Major

Risorius

Platysma
muscle of the neck

Frontalis

Occipitalis

Sternocleidomastoid

Deltoid
shoulder

Supraspinatus
rotator cuff

Infraspinatus
rotator cuff

Infraspinatus
rotator cuff

Teres Minor
rotator cuff

Teres Minor
rotator cuff

Subscapularis
rotator cuff

Teres Major

Teres Major

Biceps Brachii

Triceps Brachii

Brachioradialis

Extensor Digitorum

Flexor Carpi Ulnaris

Palmaris Longus

Flexor Carpi Radialis

Flexor Digitorum

Pronator teres

Pectoralis Major

Pectoralis Minor
anterior surface of ribs 3-5

Pectoralis Minor

Trapezius

Latissimus Dorsi

Serratus anterior
armpit

Rectus Abdominis

Rectus Abdominis

External Oblique
superficial

Internal Oblique
deep

Transversus Abdominis
inner abs, deep

External Intercostals

Internal Intercostals

Gluteus maximus

Gluteus medius

Tensor fasciae latae

Tensor fasciae latae

Semimembranosus
hamstring, deep muscle

Semimembranosus
hamstring, deep muscle

Semitendinosus
hamstring, superficial muscle

Semitendinosus
hamstring, superficial muscle

Semitendinosus
hamstring, superficial muscle

Biceps femoris
hamstring

Biceps femoris
hamstring

Biceps femoris
hamstring

Rectus femoris
quads

Rectus femoris
quads

Rectus femoris
quads

Vastus medialis
quads

Vastus medialis
quads

Vastus lateralis
quads

Vastus lateralis
quads

Vastus intermedius
quads, beneath rectus femoris

Adductor longus
near vastus medialis

Adductor longus
near vastus medialis

Adductor longus
near vastus medialis

Adductor magnus

Adductor magnus

Sartorius

Gracilis

Gracilis

Gastrocnemius, Medial head

Gastrocnemius, Lateral head

Soleus

Calcaneal tendon

Tibialis Anterior

Fibularis longus

Insertion of Masseter
Mandible
Origin of Masseter
Zygomatic Arch
Origin of Sternocleidomastoid
Sternum + Clavicle