CSCS Ch 4 Questions

An athlete just completed a resistance training workout. All of the following are factors that influence the magnitude of the postworkout hormonal response EXCEPT a. amount of effort the athlete gave during the workout b. quantity of muscle tissue stimulated by the workout c. degree of connective tissue repair needed after the workout d. extent of structural remodeling the athlete's body requires from the workout

*a. amount of effort the athlete gave during the workout

Serum levels of which of the following hormones will increase as a result of performing a resistance training workout that involves large muscle group exercises with loads 85-95% of 1RM and 30- to 60-second rest periods in athletes with two or more years of resistance training experience? a. testosterone b. insulin c. growth hormone d. thyroid hormone

*a. testosterone

Which of the following substances is an important biomarker for health and performance? a. cortisol superfamily b. IGF superfamily c. sex hormone-binding globulins d. catecholamines

*b. IGF superfamily

If the stress of a training session is too great, which of the following is true? a. anabolic reactions = catabolic reactions in the muscle b. anabolic reactions < catabolic reactions in the muscle c. anabolic reactions > catabolic reactions in the whole body d. anabolic reactions > catabolic reactions in the muscle

*b. anabolic reactions < catabolic reactions in the muscle

Which of the following describes the change in responsiveness of a receptor to insulin? a. lock and key b. downregulation c. cross-reactivity d. hormone-receptor complex

*b. downregulation

Polypeptide hormones are made of chains of which of the following substances? a. polypeptides b. secondary messengers c. amino acids d. mRNA

*c. amino acids

All of the following hormones use a second messenger to cause effects in the body EXCEPT a. norepinephrine b. serotonin c. cortisol d. insulin

*c. cortisol

All of the following are adaptations of the endocrine system to resistance training EXCEPT a. amount of hormone synthesis b. time needed for hormone clearance through the liver c. number of receptors in muscle tissue d. type of hormones released

*d. type of hormones released

What type of resistance training workout promotes the highest growth hormone increases following the exercise session? Rest Volume Sets a. 30 seconds High 3 b. 30 seconds Low 1 c. 3 minutes High 1 d. 3 minutes Low 3

a. 30 seconds High 3

When one examines the effects of a resistance training program via peripheral blood hormone levels, which of the following is false? a. Higher blood hormone levels do not indicate higher receptor interaction probability. b. Higher blood hormone levels do not indicate the status of receptor populations. c. Increases in circulatory concentrations mean an increase in hormone release if plasma volume stays constant. d. Increases in peripheral hormones must be bound to a receptor in order to be realized.

a. Higher blood hormone levels do not indicate higher receptor interaction probability.

Which of the following hormones enhance(s) muscle tissue growth? I. growth hormone II. cortisol III. IGF-I IV. progesterone a. I and III only b. II and IV only c. I, II, and III only d. II, III, and IV only

a. I and III only

Which of the following is NOT a function of growth hormone? a. increase lipolysis b. decrease collagen synthesis c. increase amino acid transport d. decrease glucose utilization

b. decrease collagen synthesis

Which of the following hormones has the greatest influence on neural changes? a. growth hormone b. testosterone c. cortisol d. IGF

b. testosterone

After a bout of resistance training, acute hormonal secretions provide all of the following information to the body EXCEPT a. amount of physiological stress b. metabolic demands of exercise c. type of physiological stress d. energy expended

d. energy expended

Which of the following is a physiological role of growth hormone and its superfamily? a. decreased protein synthesis b. decreased lipolysis c. increased glycogen synthesis d. increased immune cell function

d. increased immune cell function