ACE - Personal Trainer Certification Test Prep

ACE - Personal Trainer Certification Test Prep What is the amortization phase? The period of time between the eccentric and concentric actions - should be kept to a minimum to produce the greatest amount of muscular force. Which exercise should be avoided in scapular protraction? Why? Chest Press. Scapular protraction occurs when the serratus anterior and synergistic muscles are tight and the muscles of the upper back are weak. Chest press strengthens serratus anterior and should be avoided to prevent increased tightness in muscles causing imbalance. How do you calculate body fat percentage goals? Determine fat weight, then determine lean body weight, then calculate goal weight: 100% - body fat % = lean mass % Ex: 100% - 23% = 77% Then body weight x lean mass % = lean mass Ex: 220lbs x 0.77 = 169.4 lbs Then 100% - desired body fat % = desired lean mass % Ex: 100% - 17% = 83% Lean body mass/desired lean body mass % = desired weight Ex: 169.4/83 = 204lbs What is the sharpened Romberg test? What is indicative of inability to reach 30 seconds? Posture & balance test to assess static balance by standing with reduced base of support while removing sensory information. Lack of postural control and lack of static balance are indicative of inadequacy to reach 30 seconds. Which factors occur when a man increases waist circumference by as little as one inch? Blood pressure increases by 10% Risk for metabolic disease increases by 18% Triglycerides increase by 18% What defines "at risk" waist-to-hip ratio for men? .96 or higher What are the readings for glucose in pre-diabetes and diabetes? 100 - 125 mg/dL for prediabetes Greater than or equal to 126 for diabetes What is the Bruce Submaximal Treadmill Test? Fitness test better suited for younger, more fit individuals. Typically performed to max effort in 3-minute stages until the client reaches 85% of their estimated max HR. May be too demanding for older or less fit clients. Contraindications for administering a push-up test for upper-body endurance? Client is novice exerciser. Requires performance to fatigue - t