Joints
The three STRUCTURAL classification of joints.
What is fibrous, cartilaginous, and synovial?
The 4 characteristics of ALL muscle.
What is excitability, contractility, elasticity, and extensibility?
The fixed attachment of the muscle.
What is origin?
The term for when myosin pivots towards the center of the sarcomere, pulling actin with it.
The neurotransmitter used in the NMJ.
What is acetylcholine (ACh)?
The six types of synovial joints.
What are plane, hinge, condyloid, pivot, saddle, and ball-and-socket?
The actin site of actin is revealed when ____ binds to _____ on tropomyosin.
What is calcium binding to troponin?
The interaction that returns the joint to it's original position.
What is antagonist?
The act of the foot moving upwards towards the tibia.
What is dorsiflexion?
The muscle type that possesses autorhythmicity.
The terms uniaxial, biaxial, and multiaxial refer to the _______ of a joint.
What is the direction of movement?
The correct order, from outermost to innermost, of the following terms: fascicle, muscle fiber, perimysium, epimysium, myofibril, muscle, endomysium.
What is epimysium, muscle, perimysium, fascicle, endomysium, muscle fiber, myofibril?
When fibers run parallel but do not enlarge in the middle of the muscle.
The term for feathered fascicles that run in two directions.
What is bipennate?
What is eccentric contraction?
The 7 accessory structures of a synovial joint.
What are ligaments, tendons, articular discs, bursa, and tendon sheaths?
The area of actin and myosin overlap in the sarcomere.
What is the A band?
The 6 ways in which a muscle can be named.
What is location, location of attachments, action, shape, size, and number of origins?
The unique trait of the atlantoaxial joint that allows for rotational movement.
What is the ligament around the dens?
The thumb motion that provides grip.
What is opposition?
The difference between osteoarthritis and rheumatoid arthritis.
What is one is osteo is "wear and tear" while RA is autoimmune.
The hydrolysis of ATP is responsible for this action in skeletal muscle contraction.
What is returning the myosin head to a cocked position?
What is agonist and antagonist interactions receiving neurological signals simultaneously and conflicting.
An interaction where one muscle helps another muscle do its job.
What is a synergist?
A muscle fiber that contains lots of mitochondria, less myoglobin, and produces powerful, more controlled movements such as walking and weightlifting.
What is fast oxidative?