NASM CES Practice Exam- Complete Questions and Answers (Graded A+)

population is obese - ANSWER - 33% Which adductor muscle has fibers that can concentrically accelerate extension of the femur? - ANSWER - Adductor magnus Which muscle eccentrically decelerates hip adduction, and internal rotation? - ANSWER - Gluteus medius (posterior fibers) Which muscle is the primary frontal plane stabilizer of the knee complex? - ANSWER - Gluteus medius Which muscle eccentrically decelerates humeral external rotation, abduction, and flexion? - ANSWER - Teres major Which muscle concentrically produces extension of the hip, and a posterior tilt of the pelvis? - ANSWER - Gluteus maximus Which muscle decelerates humeral external rotation, abduction, and flexion? - ANSWER - Teres major Which muscle concentrically accelerates external rotation of the humerus? - ANSWER - Teres minor Which combination of joint motions occur at the foot/ankle during lower body pronation? - ANSWER - dorsiflexion, eversion, abduction During resistance training, which action by the muscle(s) prevents weight/resistance from accelerating in an uncontrolled manner as a result of gravitational force? - ANSWER - Eccentric What is the name of the hyperbolic relationship which shows that the velocity of a concentric contraction increases, the developed tension decreases? - ANSWER - force-velocity curve Which subsystem consists of force-couple relationships that primarily control the pelvis and femur in the frontal plane during single-leg functional movements such as gait, lunges, or stair climbing? - ANSWER - lateral subsystem More than one-third of work-related injuries involve the trunk, and of these - ANSWER - more than 60% involve the low back Which system is predominately responsible for movement and consists of more superficial musculature that originates from the pelvis to the rib cage, the lower extremities, or both? - ANSWER - Global muscular system The gluteus medius, tensor fascia latae, adductor complex, and quadratus lumborum comprise the - ANSWER - Lateral subsystem Which system is responsible for the joint support system of the LPHC and consists of muscles that originate and/or insert into the lumbar spine - ANSWER - local musculature system