flex
Occipitofrontalis
goes all the way from the forehead to the back of the head
Orbicularis Oculi
frontal bone and maxilla, tissue around the eye
Orbicularis Oris
mandible and maxilla, skin and muscle around mouth
Buccinator (Risorius)
located near the sides of the mouth
Zygomaticus
Major and Minor
Minor is on top, major is underneath
zygomatic bones, minor is closer to nose and higher
Masseter (in green)
temporal bone, works the mandible, “chewing muscle”
Temporalis (in red)
temporal bone
Sternocleidomastoid
sternum and clavicle, works the mastoid process, laterally rotates the neck
Depressor Anguli Oris
bottom of the mouth, “depressed” to remember that it brings your mouth down
Serratus Anterior
under ur armpits, higher than external obliques
External Obliques
8th ribs, works the pelvis, flex and rotate vertebral column
Rectus Abdominis
pelvis, works the sternum and ribs 5-7
Pectoralis minor
peel back pectoralis major and that’s where minor is
Pectoralis Major
sternum, clavicle, and ribs 1-6, works the proximal humerus, adduct and flex the humerus
Deltoid
scapula and clavicle, works the humerus, abducts the humerus
Trapezius
occipital bone, all cervical and thoracic vertebrae, works the scapula and clavicle, raise retract and rotate scapula
Latissimus Dorsi
broad flat muscle occupying the lower posterior thorax, moves the upper extremities
Biceps Brachii
scapula, works the proximal radius, flexes elbow and supinate forearm
Brachioradialis
humerus, works the radius, flex the arm at the elbow
Palmaris longus
anterior forearm, from the epicondyle of the humerus, helps flex and move the wrist
Triceps Brachii
scapula and humerus, works the ulna, extends elbow
Flexors
found on the anterior side of the forearm
FCR- humerus, works metacarpals 2-3, flexes wrists and abducts the hand
FCU- humerus and ulna, works carpals and 5th metacarpal, flexes wrists and abducts the hand
Extensor Carpi Radialis Brevis
extend and abduct the hand at the wrist joint, radius
Extensor Carpi Radialis Longus
produce wrist extension and abduction, radius
Extensor Carpi Ulnaris
extends the hand at the wrist joint, ulna
Gluteus Maximus
sacrum and pelvis, works the proximal femur, extends the hip
Adductor brevis
Adductor longus
brevis- pull the thigh medially
longus- adduct the thigh at the hip joint
Gracilis
inner thigh, “WHAT IS GRAC(e) DOING THERE??” to help remember tehe, hip adduction, knee flexion, knee internal rotation
Rectus Femoris
middle of the femur, extends the hip and flexes the knee
Vastus Lateralis
outside of the thigh, lateral, movement in hip and knee
Vastus Medialis
medial thigh, knee and hip movement
Sartorius
longest muscle in the body, hip and knee joints, medial thigh and goes up towards pelvis
Biceps Femoris
posterior thigh, part of the hamstrings
Tibialis Anterior
tibia, works tibia and fibula, flex knee and extend hip
Fibularis Longus
fibia, located laterally
Gastrocnemius
distal femur, works the calcaneus, plantar flex the foot and flex the knee
Soleus
posterior, plantar flexion, points the foot down
Calcaneal (Achilles) Tendon
thickest tendon, heel, attaches the calf to the heel
muscle organ
the fascicles start from the muscle organ
fascicles
the big circles that are in the muscle organ, holds muscle fibers
muscle fibers
comes from the fascicles, holds myofibrils
myofibril
comes from muscle fibers, holds the myofilaments. thick and thin zigzag lines that holds sacromeres
myofilaments
thick and thin myofilaments.
thick- myocin
thin - actin
sacromere
the distance between each thin zigzag line
A band
thickness of the thick zigzag line
I band
the distance from the end and start of each thick zigzag