A movement that increases or decreases the angle between two bones is a(n) __________ motion.
A. angular
B. rotational
C. eversion
D. sliding
(
Question 2) In general, the movements demonstrated at plane joints between the carpals are
A. rotations.
B. gliding movements.
C. flexions and extensions.
D. circumductions.
E. pivots.
(
Question 3) The part of a lever from the fulcrum to the point of effort is called the effort arm.
Indicate whether this statement is true or false.
(
Question 4) A _________ is an elongated, rigid object that can be used to alter the distance of movement produced by a force.
Fill in the blank with correct word.
(
Question 5) If a heavy load is at one end of a lever, the distance between the fulcrum and that load is called the
A. effort arm.
B. resistance arm.
C. lever length.
(
Question 6) When considering leverage, the part of the bone from the muscle attachment to the joint would be the
A. fulcrum.
B. effort arm.
C. resistance arm.
(
Question 7) When considering joints in the human body, the most common lever type is the
A. first-class lever.
B. second-class lever.
C. third-class lever.
(
Question 8) The fixed point around which a lever rotates is the
A. fulcrum.
B. condyle.
C. resistance node.
D. effort arm.
E. multiaxis.
(
Question 9) The ________ joint is the simplest synovial joint and also the least mobile synovial joint.
A. pivot
B. plane
C. hinge
D. saddle
E. suture
(
Question 10) One of the functions of synovial fluid is to act as a shock absorber that distributes force evenly across the joint surface.
Indicate whether this statement is true or false.