AFAA Group Fitness100% Exam SOLUTION

AFAA Group Fitness100% Exam SOLUTION muscle spindles sense quick changes in muscle length and cause contraction - ANSWER Why can ballistic movements be dangerous? Speak out, posture, microphone - ANSWER Three ways to prevent voice nodules 10 exercise danger signs - ANSWER nausea/vomiting dizziness/unusual fatigue tightness or pain in the chest loss of muscle control/staggering gasping rash/hives blurred vision acute illness Aerobic capacity - ANSWER the ability to remove oxygen from the air and transfer in through the lungs and blood to the working muscles; related to cardiorespiratory endurance each person is different - ANSWER no one rule necessarily applies to all large sized adults in terms of exercise precautions because ________ neutral position - ANSWER correct standing alignment includes the pelvis in a/an ___________ lower impact, modify tough movements, no supine weight after 20 weeks - ANSWER Three exercise modalities that pregnant women can perform along with any risks and modifications that should be taken tendinitis - ANSWER what condition is referred to as an overuse injury carbs, high/moderate, short/medium - ANSWER Lactic acid system 1. fuel 2. intensity 3. duration prolonged sprints, swimming, cycling - ANSWER list three activities that use the lactic acid system gluteus maximus - ANSWER primary movers - ANSWER a muscle directly responsible for a particular agonist action quadriceps group - ANSWER steady state - ANSWER after the first 3-4 minutes of exercise oxygen uptake reaches an adequate level to meet oxygen demand stepping techniques - ANSWER full body lean knee flexion shouldn't be over 90 feet first then arms step in center step lightly whole foot on step sagittal plane - ANSWER plane that divides body into right and left isometric contraction - ANSWER muscle contraction in which the tension increases but muscle length remains the same sprint, jump, kick - ANSWER three exercises that use the anaerobic lactic acid system calf muscle - ANSWER where does this chronic injury occur most often: achilles Tendonitis 120/80 mmHg - ANSWER what is the average resting blood pressure of a healthy person eternal oblique - ANSWE