FSHN 220 Final Exam 4 Review Questions and Answers

FSHN 220 Final Exam 4 Review Questions and Answers What are the benefits of regular, moderate exercise? - Ans:-- Strengthen bones and joints - Reduces blood pressure - Increases cardiovascular function and improves blood lipid profile - Aids in weight loss/ control - Increases muscle mass/strength - Improves GI tract peristalsis - Improves sleep - Slows aging process - Reduces risk of colon, prostate, and breast cancer - Improve immune function - Increase flexibility and balance ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 2/13 - Reduces stress and improves self image - Improves blood regulation What is ATP? How long does it last? - Ans:-Immediately usable energy; 2-4 seconds What is Phosphocreatine? How is it made and how much is there? - Ans:-Initial resupply of muscle ATP and reforms ATP from ADP; Made from amino acids in diet and there is concentration is 5 times greater than ATP at rest. Carbohydrates are a major energy source for what type of exercise? Anaerobic or aerobic? - Ans:- Short term; Both What type of exercise are fats a main fuel source for? Does fat metabolism provide more or less energy than carbs? - Ans:-Low- intensity exercise; More What type of fuel source is protein during exercise? Where does energy from protein come from? - Ans:-Minor (5%); Branched chains amino acids (via gluconeogenesis) What is Type I Muscle Fiber? When is it used? - Ans:-Slow- twitch, has a high oxidative metabolism capacity; Aerobic activity, slower but longer term What is Type IIA Muscle Fiber? When is it used? - Ans:-Fast-twitch, has a moderate oxidative metabolism; Aerobic/anaerobic exercise, intermediate level exercise like swimming or distance running ©GRACEAMELIA 2024/2025 ACADEMIC YEAR. ALL RIGHTS RESERVED FIRST PUBLISH OCTOBER 2024 Page 3/13 What is Type IIX Muscle Fiber? When is it used? - Ans:-Fast-twitch, has a lower oxidative metabolism capacity; Anaerobic activity such as sprinting What happens when you train for endurance exercise in skeletal muscle? - Ans:-- Increase ability of muscle to store glycogen (high-carb diet increases this even further) - Increased triglyceride storage in muscle - Increased mitochondria size and number - Increased myoglobin content - Increased cardiac output Pre exercise meal - Ans:-high carb, non-greasy, non-gas producing, easily digested Fueling during exercise - Ans:-Carbs replenishment during longer than 60 min exercise improves performance Recovery meals - Ans:-Should eat within 30 min-2 hours after exercise; 1-1.5 g of carbs per kg/body weight What is the metabolic pathway? - Ans:-A group of biochemical reacti