Basic Terms
This type of contraction produces force but not movement
What is isometric?
A muscle which has three heads; one causing shoulder extension and all three causing elbow extension
What is the triceps brachii?
A large muscle that can elevate, retract, or depress the scapula
What is the trapezius?
The largest muscle in the body.
What is the gluteus maximus?
It is called the tailor's muscle, because it accomplishes the movements required to sit cross-legged (hip flexion, knee flexion, hip external rotation).
What is the sartorius.
The action that is caused by the long head of the biceps at the shoulder.
What is flexion?
It originates on the upper nine ribs, wraps around the torso, and inserts into the anterior vertebral border of the scapula
What is serratus anterior
This muscle is often the called the TFL and has nothing to do with coffee.
What is the tensor fascia latae?
This muscle teams up with the rectus femoris, the vastus medialis, and the vastus intermedius.
What is the vastus lateralis?
The actions caused by the long head of the biceps
What are elbow flexion, shoulder flexion, and supination?
The largest muscle working when you pull an oar through the water while rowing a boat
What is the latissimus dorsi?
Two muscles often grouped together in a single word due to their similar role in producing hip flexion.
What are the iliacus and psoas?
(What are the iliopsoas?)
This deep muscle accomplishes plantar flexion but does not cross the knee joint.
What is the soleus?
This muscle originates on the clavicle, acromion process, and spine of the scapula
What is the deltoid?
Along with part of the trapezius, these muscles pull your shoulders back.
What are the rhomboids?
A primary external rotator of the hip, this muscle is often a contributor to sciatica.
What is the piriformis?
This muscle is the primary flexor of the elbow when the palm is pronated
What is the brachialis?
The muscle that originates directly above the inferior angle of the scapula, inserts into the anterior humerus, and causes shoulder extension, adduction, and internal rotation.
What is teres major?
The muscle that inserts on the greater trochanter and is the prime mover for thigh abduction
What is the gluteus medius?
A muscle running from head and upper two-thirds of lateral tibia to the medial first metatarsal and causing dorsiflexion and inversion.
What is the tibialis anterior?