Chpt 4 part 2.docx - Muscle Named for Fiber Direction...

Muscle Named for Fiber Direction
 Oblique
o Means slanted or angled
 Rectus
o Straight alignment
o Vertical axis of body
 Sphincter
o Ring-like muscle
o Constricts opening of passage way
 Transverse
o Crosswise direction
Muscles Named for Number of Divisions
 Bicep
 Tricep
Muscles Named for Their Size or Shape
 Gluteus Maximus
 Deltoid
o Inverted triangle
o Greek word for triangle is Delta
Muscles Named for Strange Reasons
 Hamstring
o Named due to the muscles a butcher hangs a slaughtered pig
Muscles of the head
 Frontalis
 Temporalis
 Masseter
Muscles of the trunk
 Pectoralis major
 External / internal oblique
 Rectus Abdominis
 Transverse Abdominis
Muscles of the Shoulder and Arm
 Deltoid
 Trapezius
 Biceps brachii
 Triceps brachii
Muscles of the legs
 Rectus femoris
 Quadriceps femoris
 Hamstring group
 Gastrocnemius

Medical Specialties Related to the Muscular System
 Exercise Physiologist
 Neurologist
 Occupational therapist
 Physiatrist
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