Joints (Articulations) Flashcards
Movement at a joint that decreases the angle between two bones
Flexion
Movement at a joint that increases the angle between two bones
Extension
An abnormal forced extension of a joint
Hyperextension
Movement away from the midline of the body
Abduction
Movement toward the midline of the body
Adduction
Turning a structure around its long axis, as in turning our head
(looking left and right)
Rotation
Rotating the forearm so that the palm faces posteriorly
Pronation
Rotating the forearm so that the palm faces anteriorly
Supination
The movement of a joint that describes the shape of a cone
Circumduction
Moving a structure superiorly
Elevation
Moving a structure inferiorly
Depression
Sticking one’s jaw (or tongue) out in an anterior direction
Protraction
Sticking one’s jaw (or tongue) out in a posterior direction
Retraction
Standing on one’s tiptoes
Plantar flexion
Movement at the ankle that lifts toes towards the shin
(think walking on the heels)
Dorsiflexion
Turning of the ankle so that the sole of the foot faces laterally
Eversion
Turning of the ankle so that the sole of the foot faces medially
Inversion
Touching your thumb to the tips of your other fingers
(important in grasping)
Opposition
When the left upper extremity is abducted, it is moving ___ from the midline of the body?
away
Stand up and raise your left upper extremity to the side so that it is sticking straight out, parallel with the ground. Is that limb abducted or adducted?
Abducted
Which movement would allow you to return your left upper extremity to its starting anatomical position?
Adduction
If you bend your elbow joint bringing your forearm toward your shoulder, your elbow is exhibiting
Flexion
If you open up your elbow joint, making your arm straight, then your elbow is exhibiting
Extension
If you stand on your tippy toes like a ballet dancer, then your ankle is exhibiting
Plantar flexion