Muscular System Cards Flashcards
Allows you to close your eyes, squint, blink, and wink.
Orbicularis oculi
Allows you to raise your eyebrows
Frontalis
Protrudes the lips; the “kissing muscle”
Orbicularis oris
Closes the jaw
Temporalis
Raises the corners of the mouth upward; the “smiling muscle”
Zygomaticus
Closes the jaw by elevating the mandible
Masseter
Whistling muscle/blowing through an instrument muscle
Buccinator
Flexes your neck; the “prayer muscle”
Sternocleidmastoid
Adducts and flexes humerus
Pectoralis major
Flexes vertebral colum
Rectus abdominus
Flexes and rotates vertebral colum
External oblique and external oblique
Flexes elbow and supinates arm
Biceps brachii
Abducts arm
Deltoid
Flexes hip
Lliopsoas
Extends knee; also flexes hip on thigh
Quadriceps
Dorsiflexes and inverts foot
Tibialias Anterior
Elevates, depresses, adducts, and stabilizes the scapula
Trapezius
Extends and adducts the humerus
Latissimus Dorsi
Extends elbow
Triceps brachii
Extends hip (when forceful extension is required)
Gluteus Maximus
Abducts thigh; steadies pelvis during walking
Gluteus medius
Flex knee and extends hips
Hamstrings
Plantar flexes foot and flexes knee
Gastronemius
Plantar flexes foot
Soleus