NCSF Exam 2024 Questions with correct Answers

NCSF Exam 2024 Questions with correct Answers Sugar - Answer ️️ -What is the only fuel source that can be used during anaerobic metabolism? Carbohydrates, lipids (fats) - Answer ️️ -__________ serve as the primary fuel for exercise, while ________ are primarily used during rest and low-intensity physical activity. Aerobic metabolism can occur using what fuel sources? - Answer ️️ -Carbohydrates, fats, protein and various associated substrates What is the primary fuel source during 1) a vertical jump, 2) a 3RM deadlift, and 3) a 10-second sprint? - Answer ️️ -1) stored ATP, 2-3) stored creatine phosphate What are the primary storage sites for glycogen within the body? - Answer ️️ -Skeletal muscle (~400g) and the liver (~95g) How much rest is needed to fully recover from an exercise that significantly drains creatine phosphate stores within a muscle? - Answer ️️ -2-5 minutes As a client increases their VO2max, he or she will have a lower _________ during any sub- maximal exercise intensity; this is mainly attributed to an increase in __________. - Answer ️️ -Heart rate, stroke volume Cardiac output is a product of: - Answer ️️ -Stroke volume x heart rate Cellular metabolism using oxygen and various substrates for fuel occurs in the: - Answer ️️ - Mitochondria What muscle fiber type has the lowest capacity to produce force? - Answer ️️ -Type I (slow- twitch oxidative) Slow oxidative muscle fibers have the smallest relative _____________ and are primarily fueled via __________ metabolism. - Answer ️️ -Diameter; aerobic Following high-intensity exercise, a client may continue to burn additional calories for a number of hours due to a phenomenon known as: - Answer ️️ -Excess post-exercise oxygen consumption (EPOC) What mineral is released from the sarcoplasmic reticulum to initiate the cascade of events leading to a muscular contraction? - Answer ️️ -Calcium What type of fatigue is associated with reduced muscle glycogen storage following localized muscular work? - Answer ️️ -Peripheral fatigue How is force production improved through neural adaptations? - Answer ️️ -Via increased motor unit recruitment, faster firing rates, and improved firing synchronicity Identify at least three primary causes for short-term (acute) muscular fatigue between sets. - Answer ️️ -Exhaustion of ATP/creatine phosphate reserves, tissue acidity, insufficient oxygen, reduced enzyme activity, tubular system disturbances If excessive tension is placed upon a given muscle, ________________ send inhibitory signals to reduce motor unit activity and protect the tissue from potential damage. - Answer ️️ -Golgi tendon organs _________ is the hormone released from the pancreas to help control blood glucose levels; it also inhibits fat use when in circulation. - Answer ️️ -Insulin _______ is an adrenal hormone released in response to high physiological or psychological stress. It limits carbohydrate uptake, disrupts the protein-sparing mechanism and can suppress immune system function when chronically released at elevated levels. - Answer ️️ -Cortisol What hormone released from the liver in response to appropriately-devised hypertrophy training signals the body to increase protein synthesis? - Answer ️️ -Insulin-like growth factor-1 (IGF- 1) Identify three anabolic hormones that are released in response to heavy, strenuous resistance training. - Answer ️️ -Testosterone, growth hormone, IGF-1 Throwing a medicine ball for distance requires what type of muscular contraction? - Answer ️️ -Ballistic What artery is being assessed in under the chin on the neck? - Answer ️️ -Carotid Holding one's breath to increase stability while lifting a heavy load is referred to as the _______________. - Answer ️️ -Valsalva maneuver The ____________________ is an estimate of myocardial oxygen demand and relative stress placed upon the heart. - Answer ️️ -Rate pressure product (RPP); it is calculated using the formula = systolic blood pressure x heart rate What is the biomechanical term for movement at the sho