2 - Biomechanics of Resistance Exercise

Question 1

a lever

Answer 1

Question 2

first-class lever

Answer 2

Question 3

second-class lever

Answer 3

Question 4

third-class lever

Answer 4

Question 5

the patella increases the _____ ____ of the ____ muscle

Answer 5

Question 6

During elbow flexion the perpendicular distance from the joint axis of rotation to the tendon’s line of action _____ throughout the range of joint motion. When the moment arm is shorter, there is ___ ______ _____

Answer 6

Question 7

moment arm (and thus resistive torque) changes with ___ ______ from the weight to the elbow

Answer 7

Question 8

tendon insertion closer vs. farther from the joint center

Answer 8

Question 9

anatomical position

Answer 9

Question 10

planes of movement illustrations I

Answer 10

Question 11

planes of movement illustration II

Answer 11

Question 12

muscle fiber arrangements examples

Answer 12

Question 13

interaction between actin and myosin filaments when muscle is at its resting length vs contracted vs stretched

Answer 13

Question 14

force-velocity curve for eccentric and concentric actions

Answer 14

Question 15

cam-based weight-stack machines and muscle arm variation

Answer 15

Question 16

fluid ball

Answer 16