Medicine, 18.07.2019 00:40 DatBoiCedd
Before heading to the tour de france a cyclist had a muscle biopsy in his leg. the tests revealed that the dominant muscle fibers were low in myosin atpase activity and anaerobic enzymes, high in capillary density and myoglobin content.
a.) what muscle fiber is dominant in this athlete? why?
b.) what is the primary source of atp generation in this muscle for the athlete as he steadily climbs the mountains of france?
c.) for this athlete to maintain force production, what direct change in ion concentration must occur (identify specific ion, cellular location, and if the concentration level will increase or decrease) (hint what ion directly influences fibers that allow for muscle force to occur)?
d.) what factors determines fore output in a muscle contraction, provide a brief explanation/reason to your answer?
Answers: 2
Medicine, 09.07.2019 19:10
The nurse working at the senior center notices mrs jones, a 78-year old crying. the nurse approach mrs jones and asks if she needs . mrs jones stars β i am so embarrassed. i had another accident and my pants are all wet. itβs like iβm a baby. i never should have come to the senior center." whar factors may be contributing to urinary incontinence? how should the nurse respond to mrs jones?
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Medicine, 09.07.2019 19:10
Anurse is caring for a client who has nicotine use disorder and asks about taking varenicline. the nurse should identify that which of the following conditions is a contraindication for this medication? a. rheumatoid arthritis b. copd c. anorexia nervosa d. major depressive disorder
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Medicine, 09.07.2019 19:20
Anurse is assessing for allergies for a client who is scheduled to receive the influenza vaccine. which of the following allergies should the nurse identify as a contraindication for this vaccine? a. peanuts b. eggs c. shellfish d. milk
Answers: 1
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