LATEST AFAA Group Fitness Exam 100% SOLUTION

Which of the following is true of the right ventricle? - ANSWER It sends deoxygenated blood to the lungs. Which of the following are a group of compounds that include triglycerides and sterols? - ANSWER Lipids Which of the following is referred to as the pacemaker for the heart? - ANSWER Sinoatrial node What effect does the hormone relaxin have on women who are pregnant? - ANSWER Decreases joint stability What exercise should be avoided for women after 12 weeks of pregnancy? - ANSWER Chest press Which of the following is defined as the cumulative sensory input to the central nervous system from all mechanoreceptors that sense position and limb movements? - ANSWER Proprioception Which of the following is the functional unit of the nervous system that merges collectively to form nerves? - ANSWER Neuron Which of the following refers to the amount of blood pumped out of the heart with each contraction? - ANSWER Stroke volume Which term refers to the inferior chamber of the heart that receives blood from its corresponding atrium and, in turn, forces blood into the arteries? - ANSWER Ventricle Which of the following is a high-energy molecule that stores energy to be used in cellular and mechanical work, including exercise? - ANSWER ATP What is a common overactive muscle that could be included during static stretching? - ANSWER Gastrocnemius In addition to improved quality of life and weight loss, which of the following is a another health benefit of fitness? - ANSWER Elevated mood Which of the following are signs of dehydration? - ANSWER Rapid heartbeat and breathing Which of the following is an example of sagittal plane movement? - ANSWER Biceps curls Which of the following special populations would benefit most from speed, agility, and quickness training? - ANSWER Youth Which of the following refers to a straightening movement in which the relative angle between two adjacent segments increases? - ANSWER Extension Which of the following refers to the position of the human body when it is erect with the arms at the sides and the palms forward? - ANSWER Anatomic Which statement best describes anaerobic metabolism? - ANSWER Supports speed, power, and strength endurance training in short bouts Which of the following is an example of relaxation of the psoas so the glutes can contract? - ANSWER Reciprocal inhibition Which of the following is a true statement about a set in a training program? - ANSWER It is a group of consecutive repetitions. Which of the following is the average daily calories per day upon which the "Daily Value" on a food label is based? - ANSWER 2000 calories Which of the following best describes muscle balance? - ANSWER Equivalent muscle length surrounding a joint Which of the following systems' primary role is to ensure proper cellular function? - ANSWER Respiratory system Which of the following sustains high-power activity without oxygen for up to 15 seconds? - ANSWER Anaerobic glycolysis Which of the following is the primary purpose for starting older adults with light loads and low volume? - ANSWER To optimize movement