Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
81 Cards in this Set
- Front
- Back
what is another name for the shoulder girdle?
|
the scapulothoracic joint
|
|
the scapula moves along what?
|
the ribcage
|
|
the majority of the scapulothoracic joint movment occurs where?
|
the SC joint (sternoclavicular)
|
|
the lesser amount of the joint motion occurs where?
|
the AC joint (acromialclavicular)
|
|
the SC joint is what type of joint classification?
|
multiaxial/arthrodic
|
|
The SC joint has support from what ligaments?
|
the anterior/posterior SC ligament
|
|
what ligaments provide stability against superior displacement?
|
costoclavicular and interclavicular ligaments
|
|
The AC joint is what type of joint classification?
|
arthrodial
|
|
what type of motion occurs in the AC joint?
|
total gliding and rotational movements
|
|
the AC joint is often injured. T/F?
|
true
|
|
the scapulothoracic joint is a true synovial joint. T/F?
|
false
|
|
this joint as a whole dpends on what?
|
the SC and the AC joints which allow the scapula to move
|
|
the scapulothoracic joint is dynamically supported by what?
|
its muscles with ligamentous support
|
|
scapula movements are primarily focused on what bony features?
|
inferior angle, glenoid fossa, and the acromion process
|
|
shoulder girdle movements equal what?
|
scapula movements
|
|
in terms of the scapula, what is another name for abduction?
|
protraction
|
|
what is protraction?
|
the scapula moving laterally away from the cpine
|
|
in terms of the scapula, what is adduction?
|
retraction which is moving the scapula medially toward the spine
|
|
what is downward rotation?
|
returning the infer. angle inferiomedially towards the spine and the glenoid fossa to normal position
|
|
what is upward rotation?
|
turning the glenoid fossa upwards and moving inferior angle superiolaterally away from the spine
|
|
in terms of the scapula, what is depression?
|
downward or inferior movement, or returning to normal position
|
|
what is elevation?
|
upward or super movement as a shoulder shrugg
|
|
the shoulder girdle movement is not dependent upon the shoulder joint and its muscles. T/F?
|
true
|
|
ab- and ad- duction occur in what plane?
|
the frontal plane
|
|
shoulder girdle muscles stabilize the scapula so the shoulder joint muscles will have a stable base in which to exert force for humeral movement. T/F?
|
true
|
|
shoulder girdle muscles contract to maintain scapula in a relativley static position during shoulder joint actions. T/F?
|
true
|
|
shoulder girdle muscles enhance extreme ranges of motions and all upper extremity movements. T/F?
|
true
|
|
during some scapulothoracic movements, rotation or ____ must occur?
|
tilt
|
|
what is lateral tilt?
|
it is outward tilt that occurs during abduction.
|
|
hegira
|
exodus or migration; Muhammad's departure from Mecca to Medina
|
|
what is medial tilt?
|
return from lateral tilt or inward tilt, extreme adduction
|
|
what kind of motions are involved in lateral tilt?
|
the scapula rotates about its vertical axis resulting in anterior movement of medial border posterior movement of the lateral border
|
|
what plane does lateral and medial tilt occur in?
|
the transverse plane
|
|
anterior tilt is also known as what?
|
upward tilt
|
|
what occurs in anterior tilt?
|
-rotational mov't of the scapula about frontal axis occuring in GH hyperextension
-superior border moves anterioiferiorly and inf. angle moves posterosuperioly |
|
posterior tilt is also called?
|
downward tilt
|
|
what motion occurs in post. tilt?
|
-rotational mov't of scapula abt frontal axis occuring during GH hyperflexion
-superior border moves posterioiferiorly and inf. angle moves anteriosuperiorly |
|
all tilts help the GH joint to be ?
|
normal
|
|
if the scapula cannot move, humerus cannot ____ or ____ at what necessary ROM?
|
90 degrees
|
|
there is what with muscles with the GH joint muscles?
|
synergy
|
|
all shoulder girdle movements are in which majority plane?
|
frontal
|
|
how many muscles are primarily involved in shoulder girdle movements?
|
5
|
|
the muscles that are responsile for scapulothoracic joint movement attach to the humerus and cause shoulder joint actions. T/F?
|
false
|
|
the 5 muscles are responsible for what?
|
providing dynamic stability of the scapula so it can serve as a relative base of support for shoulder activities like throwing, batting, and blocking.
|
|
what are the 5 primary scapulothoracic muscles?
|
trapezius, rhomboids, levator scapula, serratus anterior, and the pec minor.
|
|
serratus anterior is on what side of the ribcage?
|
anterior
|
|
serratus anterior completes what motions for the scapula?
|
abduction and upward rotation
|
|
serratus anterior are located where?
|
posterior and laterally
|
|
pec minor is responsible for what actions?
|
abduction, downwar rotation, and depression
|
|
the subclavius is responsible for what actions?
|
depression
|
|
the trapezius have how many sets of fibers and what are they?
|
upper, middle, and lower fibers, 3 sets
|
|
upper fibers of the trapezius do what?
|
elevation and extension of the head
|
|
middle fibers of the trapezius do what?
|
elevation, adduction, and upper rotation
|
|
lower fibers of the trapezius do what?
|
adduction, depression, and upper rotation
|
|
what is more posterior, rhomboids, or trapezius?
|
trapezius, rhomboids are deeper so they lay more anteriorly
|
|
rhomboids do what actions?
|
adduction, depression, and upper rotation
|
|
levator scapulae does what?
|
elevation
|
|
origin is a ____ attachment?
|
proximal
|
|
attachment is ____?
|
distal
|
|
which ever way the head turns, which side of the trap is worked? the oposite or the same side that is turning?
|
which ever way the head turns, the opposite side will contract
|
|
action of the synergist muscles that cause the one motion we want is called ???
|
aggregate muscle action
|
|
abduction of the pec minor does what?
|
draws the scapula forward and tends to tilt lower border away from the ribs.
|
|
downward rotation of the pec minor does what?
|
as it abducts it draws the scapula downward
|
|
depression of the scaoula does what?
|
it assists in depression.
|
|
what does the subclavious muscle do?
|
stabilizes and protects the sternoclavicular joint, depresses, and abducts.
|
|
in scapula abduction, the scapula move laterally away from the spine w/out rotation. T/F?
|
true
|
|
scapula adduction occurs with retractions, T/F?
|
true
|
|
what are two agonists of scapula adduction?
|
middle trapezius, and rhomboids
|
|
what are two examples of scapula abduction?
|
pushup portion of a push up and bench press
|
|
name two agonists of scapula abduction?
|
pec minor, serratus ant.
|
|
what directions does scapula upward rotation go in?
|
laterally and upwards
|
|
name 3 agonists for scapula upward rotation?
|
middle trap, lower trap, serratus ant.
|
|
what directions does scapula downward rotation go in?
|
downward and medially
|
|
explain downward rotation.
|
glenoid fossa is rotated downward when downward mov't of shoulder joint occurs
|
|
what is an example of dwnward rotation?
|
lat pulldowns
|
|
name the agonists for dwnward rotation?
|
pec minor and rhomboids
|
|
what is scapula elavation?
|
lifting the scapula w/out rotating in anatomical position
|
|
example of scap. ele.?
|
shrugs
|
|
agonists of scap elev.?
|
rhomboids, levator sca, upper trap
|
|
what is an example of scapula depression?
|
the press up motion of a dip
|
|
what are the agonists of scapula depression?
|
lower trap, pec minor
|