NCSF: Personal Training with correct questions and answers.

NCSF: Personal Training with correct questions and answers. The biceps femoris would be most active during the concentric phase of which of the following exercises? a. Single leg Romanian deadlift b. Front squat c. Modified deadlift d. Lateral step-up - correct answers.A Performance of a reverse lunge with trunk rotation occurs in what movement plane(s)? a. Frontal and sagittal b. Sagittal and reverse c. Reverse and transverse d. Sagittal and transverse - correct answers.D If a client incorrectly performs knee raises with an anterior pelvic tilt to 90° of hip flexion, what is the prime mover instead of the abdominals? a. The gluteus maximus b. The hip adductors c. The iliopsoas d. The knee flexors - correct answers.C What is the prime mover of the standing calf raise exercise? a. The anterior tibialis b. The peroneus brevis c. The gastrocnemius d. The psoas major - correct answers.C What is a common biomechanical problem that occurs when performing the leg press exercise with tight hip extensors? a. The pelvis migrates into a posterior pelvic tilt b. The knees are forced past the toes c. Cervical spine stress occurs due to neck flexion d. All of the above - correct answers.A Which of the following muscle fiber types maintain the highest concentration of mitochondria to fuel aerobic metabolism? a. Type I b. Type IIa c. Type IIb d. Type Ix - correct answers.A During the upward phase of the barbell back squat, the quadriceps would undergo a(n) __________ contraction? a. Eccentric b. Concentric c. Isometric d. Isokinetic - correct answers.B Which of the following muscles is used to maintain posture and therefore would have the greatest concentration of type I fibers? a. Pectoralis major b. Biceps brachii c. Biceps femoris d. Soleus - correct answers.D Medical clearance is recommended for clients who present with all of the following values except: a. Resting heart rate 100bpm b. Blood pressure of 140/90 mmHg c. Cholesterol ratio ≥ 5 d. Serum triglycerides = 235mg/dl - correct answers.B Males with greater than _____ % body fat and females with greater than _____ % body fat are considered morbidly obese and require a physician's referral prior to exercise testing. a. 20, 30 b. 30, 40 c. 40, 50 d. None of the above - correct answers.B A high level of serum LDL cholesterol is associated with high intake of _____________ fat. - correct answers.Saturated