Explain how regular moderate exercise in middle age affects the muscle system.
What will be an ideal response?
- Exercise helps combat and slow the decline in energy molecules, muscle cell thickness, number of muscle cells and mass, muscle strength, and blood supply.
- Exercise helps improve the speed of muscle movement and stamina and combats the reduction in reaction time.
- Exercise helps to decrease muscle soreness.
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Diane works in the customer service of a major department store. Her job is
a. less stressful because the customer is always right. b. more stressful because most customers are decidedly difficult. c. probably very stressful. d. less stressful because at least she has a job.
Which of the following statements is true regarding fine motor skills?
A fully developed hippocampus is necessary for final maturation of fine motor skills. Fine motor skills mature about 6 months earlier in girls than in boys. Lack of fine motor skill development leads to coordination problems. Delayed development of fine motor skills is sometimes an indicator of a learning disorder.
Mr. Koerner had a stroke that resulted in Wernicke's aphasia. His speech makes no sense but includes many curse words, which his wife finds shocking. How might you explain his condition to her?
A. He is in denial about his stroke but really understands much of what is going on around him. B. He is very frustrated by his inability to make sense of the conversations going on around him. C. If he is still able to curse, he obviously could speak correctly if he really tried. D. He has no comprehension of any of the words he speaks or hears and is not troubled by it due to brain damage.
Blood sugar levels rise and fall in response to various factors including when one last ate. Dr. Jones wants to measure participants' glucose levels over the course of a two-week treatment protocol
She arranges for participants' blood to be drawn every morning, between 6:00 a.m. and 8:00 a.m., before the participants consume breakfast. She is exerting which type of control? a) Constanc b) Randomization c) Elimination d) Balancing