Muscle names and functions Flashcards
Deltoid location
shoulder
Deltoid function
Abduction of arm
External Oblique location
Outer part of the abdomen
External Oblique function
Flex & rotate trunk
Internal Oblique function
Flex and rotate the trunk
Internal Oblique location
Inner abdomen
Pectoralis Major location
Anterior chest wall
Pectoralis Major function
Flexes, adducts and rotates arm medially
Rectus Abdominis location
Mid abdomen (Between ribs and pubic bone)
Rectus Abdominis function
Flexes trunk (has bumps commonly known as a person’s ‘six pack’)
Serratus Anterior location
Below armpits lateral wall of thorax
Serratus Anterior function
Pulls scapula forward too punch, lifts ribs assisting with respiration
Transverse Abdominis location
Deepest layer in the abdomen
Transverse Abdominis function
Compresses trunk
Infraspinatus location
Back of the shoulder
Infraspinatus function
External shoulder rotation, part of the ‘rotator cuff’. Pulls shoulder back.
Latissimus Dorsi location
The back, lower thorax
Latissimus Dorsi function
Extends and adducts arms (pulls down)
Teres Major location
Back of the armpit
Teres Major function
Rotates & adducts shoulder (pulls down)
Trapezius location
Neck to mid back, predominantly within the upper back area. (upper back)
Trapezius function
Raises shoulder & extends head, helps with looking up and shrugging.
Biceps Brachii location
Upper arm
Biceps Brachii function
Flexes forearm as well and supinates hand.Flex the elbow and rotate forearm.
Brachialis location
Lower anterior of upper arm. (upper arm)
Brachialis function
Flexes forearm and elbow joint
Brachioradialis location
Outer side of the forearm(forearm)
Brachioradialis function
Flexes forearm, assists in pronation and supination of the wrist
Extensor digitorum location
Posterior area of the forearm (forearm)
Extensor digitorum function
Extends fingers
Triceps Brachii location
On the back of the upper arm (upper arm)
Triceps Brachii function
Extends forearm
Adductor Longus location
Medial area of the thigh (THIGH)
Adductor Longus function
Adducts hip and thigh
Gracilis location
Thigh (medial compartment)
Gracilis function
Adducts hip and thigh, contributes to triflexion of the knee and leg
Iliacus location
SIde of the hip bone (Hips)
iliacus function
Flexes and stabilizes hip joints. Lifts knee up.
Rectus Femoris location
Anterior thigh (THIGH)
Rectus Femoris function
Knee extension, hip flexion and part of the quadricep.
Sartorius location
Thigh (anterior)
Sartorius function
Flexes thigh and leg, allowing you to sit cross legged
Vastus Lateralis location
Thigh (anterior)
Vastus Lateralis function
Knee extension, providing stability to the knee joint
Vastus Medialis location
Front of your thigh
Vastus Medialis funciton
Knee extension and helping stabilize the patella (kneecap)
Biceps Femoris location
Thigh (Posterior)
Biceps Femoris function
Flexes knee, extends hip, laterally rotates tibia. Apart of hamstrings
Gastrocnemius location
Lower leg (Calf)
Gastrocnemius function
Plantar flexes foot (tip toes)
Gluteus Maximus location
Buttocks (hips)
Gluteus Maximus function
Extends thigh
Gluteus Medius location
Hip area
Gluteus Medius function
Abducts thigh
Semimembranosus location
Thigh (posterior)
Semimembranosus function
Medially rotates tibia, flexes knee, extends hip and is apart of the hamstrings.
Semitendinosus location
Thigh (posterior)
Semintendinosus function
Medially rotates tibia, flexes knee, extends hip and is apart of the hamstrings.
Soleus location
Back of the lower leg (lower leg)
Soleus function
Plantar foot flexes, this muscle of very important for walking,running and dancing.
Tibialis Anterior location
Anterior area of the leg
Tibilias Anterior function
Dorsi flexion and inversion of the foot
Buccinator location
On cheek
Buccinator function
Flattens cheek, helping with chewing, kissy face or whistling.
Masseter location
On jaw
Masseter function
Closes Jaw
Orbicularis Oculi location
Eye area
Orbicularis Oculi function
Helps close eyes
Plastyma location
Under chin/neck area
Plastyma function
Depresses angle of mouth expressing fear/fright face
Sternocleidomastoid location
Side of neck/head
Sternocleidomastoid function
Flexes head down and rotates it
Temporalis location
Temporal bone
Temporalis function
Closes Jaw
Zygomaticus location
Cheek mouth area
Zygomaticus function
Pulls corners of mouth up and back, which can help create a…Smile!
Frontalis location
Forehead area
Frontalis function
Raises eyebrows
Orbicular Oris location
Mouth area/lips
Orbicular Oris function
Helps to close mouth
