An - Joint Movement and Anatomical Directions Flashcards
Joint Mo / An Directions - Definitions
Abduction
Away from midline
Joint Mo / An Directions - Definitions
Adduction
Towards midline
Joint Mo / An Directions - Definitions
agonist
prime mover
creates motion
Joint Mo / An Directions - Definitions
antagonist
opposes agonist
slows motion
Joint Mo / An Directions - Definitions
anterior
front
Joint Mo / An Directions - Definitions
circumduction
circular movement of limb
Joint Mo / An Directions - Definitions
depression
moving inferiorly / downward
re: temporalmandibular and scapulothoracic joints
Joint Mo / An Directions - Definitions
distal
away from the trunk
re: limbs
Joint Mo / An Directions - Definitions
elevation
moving superiorly / upward
re: temperomandibular and scapulothoracic joints
Joint Mo / An Directions - Definitions
extension
movement that straightens a joint
Joint Mo / An Directions - Definitions
flexion
movement that bends a joint
Joint Mo / An Directions - Definitions
horizontal abduction
moving away from the midline in the transverse plane
re: glenohumeral joint
Joint Mo / An Directions - Definitions
horizontal adduction
moving toward the midline in the transverse plane
re: glenohumoral joint
Joint Mo / An Directions - Definitions
insertion
Also name the characteristics
muscle attachment site
Characteristics:
distal
movable
lateral
Joint Mo / An Directions - Definitions
lateral flexion
bending to the side
i.e. neck bend to side (ear to shoulder)
Joint Mo / An Directions - Definitions
medial
closer to the midline
Joint Mo / An Directions - Definitions
origin
Also name the characteristics
where muscle begins
Characteristics:
proximal
stable
medial
Joint Mo / An Directions - Definitions
posterior
back