Anatomy Lab 6

What is an origin?

fixed part of the muscle

What is an insertion?

mobile end of the muscle

What is a fulcrum?

joint where a bone can pivot/move around

What is a parallel fasciculi?

long muscle with fascicles organized in the same direction

What is a pennate fasciculi?

long muscle with fascicles that are organized obliquely

What is a flexor?

muscle that decreases an angle at a joint

What is an extensor?

muscle that increases an angle at a joint

What is an abductor?

muscle that moves a bone away from the midline

What is an adductor?

muscle that moves a bone toward the midline

What is a levator?

muscle that produces upward movement

What is a depressor?

muscle that produces upward movement

What is a supinator?

muscle that turns the palm upwards/anterior

What is a pronator?

muscle that turns the palm downward/inferior

What is a sphincter?

A ring-shaped muscle hat relaxes or tightens to open or close a passage or opening in the body

What is a tensor?

a muscle that stretches or tightens some part of the body

What is a rotator?

muscle that partially rotates a part on its axis

What is an aponeurosis?

flat sheets of connective tissue in your body that are similar to tendon

deltoid

pectoralis major

D

pectorals minor

latissimus dorsi

serratus anterior

trapezius

rhomboid major

rhomboid minor

subscapularis

supraspinatus

infraspinatus

teres major

teres minor

coracobrachialis

biceps brachii

brachialis

triceps brachii

6

brachioradialis

pronator teres

flexor carpi radialis

palmaris longus

flexor carpi ulnaris

flexor digitorum superficialis

C

flexor digitorum profundus

B

flexor pollicis longus

A

pronator quadratus

flexor retinaculum

lumbricals

supinator

Blue

extensor carpi radialis longus

A

extensor carpi radialis brevis

Yellow

extensor digitorum

Purple

extensor carpi ulnaris

Orange

anconeus

Red

abductor pollicis longus

Orange

extensor pollicis longus

A

extensor pollicis brevis

green

extensor digiti minimi

Blue

extensor indices

interosseous membrane

illiacus

psoas major

gluteus maximus

gluteus medius

gluteus minimus

piriformis

gemellus superior

gemellus inferior

quadratus femoris

obturator internus

purple

sartorius

gracilis

yellow

rectus femoris

blue

vastus lateralis

red

vastus medialis

tensor fascia latae

red

adductor magnus

orange

pectineus

green

adductor brevis

yellow

adductor longus

vastus intermedius

semitendinosus

semimembranosus

biceps femoris

popliteus

plantaris

gastrocnemius

soleus

tibialis anterior

extensor digitorum longus

extensor hallucis longus

fibulas longus

fibularis brevis

fibularis tertius

flexor digitorum longus

achilles tendon

posterior cruciate ligament

anterior cruciate ligament

lower patellar tendon

upper patellar tendon

lateral meniscus

medial meniscus

D

lateral collateral ligament