Major Muscles & Functions Flashcards
where is the Frontalis
Forehead
What is the primary function of the Frontalis
Raises eyebrows; wrinkles forehead
where is the Trapezius
Upper Back & Neck
What is the primary function of the Trapezius
Extends neck; elevates, adducts, & rotates scapula.
Where is the Deltoid
External Shoulder
What is the primary function of the Deltoid
abducts, flexes, extends, & rotates arm
where is the Pectoralis Major
Chest
What is the primary function of the Pectoralis Major
flexes, adducts, & rotates arm
where is the Triceps Brachii
posterior upper arm
What is the primary function of the Triceps Brachii
extends forearm
Where is the Biceps Brachii
anterior upper arm
What is the primary function of the Biceps Brachii
Flexes arm & forearm; supinates (rotates) the arm
where is the Latissimus Dorsi
Midback & lower spine
What is the primary function of the Latissimus Dorsi
Extends, adducts, & rotates arm
where is the abdominal muscles
ribs to pubic bones
What is the primary function of the abdominal muscles
flex & rotates trunk
where is the Gluteus Medius
Medial Muscle of the Buttocks; outer surface of pelvis
What is the primary function of the Gluteus Medius
adducts & rotates thigh
where is the Gluteus Maximus
outer muscle of the Buttocks
What is the primary function of the Gluteus Maximus
extends & rotates thigh
where is the sartorius
anterior thigh (crosses thigh obliquely)
What is the primary function of the Sartorius
flexes & rotates thigh; flexes leg
where is the biceps femoris
posterior thigh
What is the primary function of the biceps femoris
extends thigh; flexes & rotates leg
