Exsc 463 exam - Study guides, Class notes & Summaries

What releases ACh from its synapse? - ANSWER Preganglionic sympathetic and parasympathetic neurons, postganglionic parasympathetic motor neurons, postganglionic sympathetic neurons of SWEAT GLANDS, and Preganglionic sympathetic neurons at adrenal medulla to stimulate the release of NE/EPI What receptors are found on cells responding to somatic neurons? - ANSWER Nicotinic What receptors are found at preganglionic parasympathetic neurons? - ANSWER Nicotinic

After glucose enters the skeletal muscle cell and is phosphorylated, what what two things can then happen to it - ANSWER 1. Undergo Glycolysis - Brokendown to Pyruvate 2. Undergo Glycogenesis - Stored as Glycogen Where is glycogen store in the body - ANSWER - Liver -Skeletal Muscle Difference between: a) glycogen stored in the liver and b) glycogen stored in skeletal muscle - ANSWER a) can undergo glycogenolysis and be transported from the liver to maintain blood glucose levels b) Canno...

Skeletal muscle glycogenolysis helps maintain blood glucose levels. True False 140 - ANSWER False Which of the following would increase activity of a rate limiting enzyme during exercise? A. An increase in pH. B. A decrease in pH. C. An increase in NE and EPI. D. An increase in PCO2. E. A decrease in PO2. F. D and E G. B, C, D and E - ANSWER B. A decrease in pH????????????????

Following the lipolysis of triglycerides in adipose tissue, _____. - ANSWER the fatty acids enter the muscle cells and are metabolized to form ATP and most of the glycerol is transported to the liver where it is converted to glucose The lipolysis of a triglyceride in adipose tissue results in _____. - ANSWER the formation of three fatty acids and one glycerol

neurotransmitter binds to a receptor and causes an excitatory response. In this example, the cell membrane will _____. - ANSWER hypopolarize Normal contractions of intact whole skeletal muscle _____. - ANSWER are tetanic in nature Adrenergic receptors (alpha and beta) bind with _____. - ANSWER NE and EPI

How many total MET-Minutes of physical activity/exercise does Joe accumulate during the week? How many of these MET-minutes count towards meeting the physical activity guidelines? - ANSWER 1725 MET-Minutes

Why active cool down? - ANSWER -maintain blood flow -lactate removal -allow body to switch lactate production rates we should Weight train how often? - ANSWER at least twice a week what determines the net effect on the the effector organ? - ANSWER the sum of the two stimuli (Para/sympath)