Describe the changes the human body undergoes as it shifts from deep sleep to REM sleep
What will be an ideal response?
A good answer will include the following key points::
• During paradoxical or REM sleep, brain activity increases so that the EEG is similar to an awake EEG.
• Heart rate increases, blood pressure rises, and breathing becomes faster and more irregular.
• Small twitches occur in the face and fingers along with rapid eye movements.
• Penile erection in men and vaginal lubrication in women occurs.
• The major muscles of the body go limp.
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According to your text, which of the following events seems to be the most stressful in the lives of older adults?
a) retirement b) change in sleep patterns c) physical changes d) death of a spouse
Groupthink can be counteracted by creating conditions that:
a. foster strong, directive leadership. b. punish disloyalty. c. explicitly encourage doubt and dissent. d. help members focus on being team players.