musculoskeletal Flashcards
What is the fancy name for the wrist? What kind of joint is it?
Radiocarpal, ellipsoid
When you medially rotate the forearm, what position are you moving into?
Pronation
What is the difference between distal and proximal?
Proximal is closer to the trunk, distal is further from the trunk
When you shrug your shoulders, what action is happening at the scapula?
Elevation
What action happens to the knees when you squat?
Flexion
What is the type of joint between the first and second cervical vertebrae
Pivot
What muscles might be involved in a shoulder sprain?
Trapezius and pectoralis minor
What two joints does the gastrocnemius cross?
Tibiofemoral (knee), talocrural (ankle)
Define plantar flexion
Gas pedal down toes pointed towards the ground
Define dorsiflexion
Gas pedal up, toes closer to the tibia
What muscle lies deep to the iliotibial band?
Vastis lateralis
The sciatic nerve passes between what two muscles?
Piriformis and superior Gemellus
What muscle is located at the anterior border of the axiliary space?
Pectoralis major
What is the difference between the appendicular skeleton in the axial skeleton?
The appendicular skeleton includes limbs, such as arms and legs. The axial skeleton includes the trunk, sternum and ribs.
What type of joint can move in all planes?
Ball and socket
What is the insertion of levator scapula?
Superior angle, and medial border of scapula
What is an action of all fibers of the deltoid?
Abduct the shoulder
The rhomboids and trapezius act as synergists, for what movement of the scapula
Adduction
The thoracolumbar aponeurosis is part of the origin of which muscle
Latissimus dorsi
What is the insertion of subscapularis?
Lesser tubercle
What rotator cuff muscle does not rotate this shoulder
Supraspinatus
What is the origin of infraspinatus?
Infraspinous fossa of scapula
What is the origin of teres minor?
Upper 2/3 of lateral border of scapula
What is the insertion of pectoralis minor
Coracoid process
What muscle is a direct antagonist of the rhomboids
Serratus anterior
What is the insertion of biceps brachii?
Tuberosity of radius and brachial aponeurosis
What is the action and location of brachialis?
Elbow flexor, deep to biceps brachii
What is the origin of coracobrachialis?
Coracoid process
The long head of the triceps waves between which two muscles
Teres minor and teres major
How many carpal bones are in each wrist
Eight
What muscle divides the forearm flexors and extensor’s
Brachioradialis
What is the origin of brachioradialis?
Proximal 2/3 Lateral supracondylar ridge