Muscles 1
Raise eyebrows, wrinkles forehead
Frontalis Muscles?
Located on upper back & neck, extends head, move shoulders
Trapezius Muscles
located between ribs, moves ribs for breathing
Intercostal Muscles
located on front of thigh, connects ileum to tibia, abducts thigh, flexes leg
Sartorius Muscles
inflammation of a tendon, associated pain, swelling, and stiffness
tendinitis
Connects cheekbones to corners of mouth
Zygomaticus Muscles
located at shoulder, abduction, flexion, extension & rotation of the arm
deltoid muscles
located ribs to pelvis, compresses abdomen & flexes vertebral column
Rectus Abdominis
located on front of thigh, made up of four muscles, extends leg at knee
Quadriceps Femoris
sudden, painful involuntary muscle contractions
Muscle Spasms
Connect zygomatic bone to mandible closes jaw, used in chewing
Masseter Muscles
located in anterior upper arm, flexes lower arm & supinates hand
Biceps Brachii
located on the lateral sides of the trunk, twists the trunk & rotates the spine, pulls the chest downward
Obliques
located in posterior high, made up of three muscle flexion of the leg at the knee
Hamstrings
inherited disease, chronic, progressive muscle atrophy, loss of movement & sometimes death
Muscular Dystrophy
Located onside of neck, rotates & flexes head
Sternocleidomastoid Muscles
located in posterior upper arm, extends & adducts lower arm
Triceps Brachii
located from spine around to chest, extends & adducts upper arm
Latissimus Dorsi
located on anterior, medial side of thigh, adduction & medial rotation of thigh
adductor muscles
chronic condition, nerve impulses are not properly transmitted to muscles because acetylcholine receptors on muscle are blocked by antibodies. Leads to muscles weakness and paralysis
Myasthenia Gravis
located on back of lower leg, plantar flexes foot, flexion of leg at the knee, heel raises
Gastrocnemius Muscles
located in upper chest, adducts & flexes upper arm
Pectoralis Major
located in buttocks, extends & rotates the upper leg
Gluteus Maximus
located on front of lower leg, dorsi flexes & inverts foot
Tibialis Anterior
chronic, widespread pain and stiffness. Cause unknown. Associated fatigue, migraines, and depression
Fibromyalgia