NSCA-CPT Study Questions with Correct Answers

What is the correct order of structures of a muscle from smallest to largest? Muscle fiber, endomysium, fascicles, perimysium, epimysium What part within the muscle fiber stores glycogen and myoglobin and is made up of lipids, enzymes and various types of cellular organelles? Sarcoplasm What is the function of calcium in the muscle stimulation process? Binds with troponin to open up binding sites What controls the process of changing membrane potential in the nerve cell membrane by allowing sodium ions to rush into the cell? Sodium-potassium pump What relays information to the central nervous system about changes in the body and limbs' positions due to muscular motions? Proprioceptors Which part of the muscle fiber senses changes in the tension of the muscle? Golgi tendon organs What type of tissue has a form called serous, which is fluid-filled? Fascia Which organ system is responsible for transport of nutrients, removal of waste and overall environmental maintenance to support the body's function? Cardiovascular Which components of an electrocardiogram represent the electrical stimulus as it passes through the atrial and ventricular myocardium? QRS complex and P wave When would it not be abnormal to observe a systolic pressure measurement of 220 to 260? During aerobic exercise Which of the following is not a part of the body's respiratory center? Alveolar group What term describes the total process of the breakdown of food molecules to release energy and the subsequent use of that energy to build up new molecules within the body? Metabolic Which of the following is not true about lactic acid? It causes an artificial sense of energy in muscles during exercise