Muscular System
This challenge is for all of you who are creative if you are not creative; like me, do your best. The assignment will be graded on content only. Creativity is a must!!
Name, identify on a MODEL or DIAGRAM and give the function of the major muscles of the body discussed in this chapter. The following table lists the major muscles of the body and your assignment is to include each function.
Muscle
Function
Pectoralis major
flexes & adducts upper arm
Latissimus dorsi
extends & adducts upper arm
Deltoid
abducts upper arm
Biceps brachii
flexes elbow
Triceps brachii
extends elbow
Iliopsoas
flexes thigh or trunk
Sartorius
flexes thigh & rotates lower leg
Gluteus maximus
extends thigh
Adductors
adducts thigh, towards body
Hamstring group
Flexes lower leg
Quadriceps group
Extends lower leg
Gastrocnemius
Plantar flexes foot
Rectus abdominis
Flexes trunk
Trapezius
Extends head and neck
Sternocleidomastoid
Rotates and extends head
Orbicularis oculi
Closes eye
Zygomaticus
Elevates corners of mouth and lips
Orbicularis oris
Draws lips together
Masseter
Closes jaw