Nokea
How many independent variables can you have in an experiment:
- A. 3
- B. 2
- C. 1
- D. As many as you want
Correct Answer: D
Rationale: Experiments can have multiple independent variables, limited by design complexity and control.
You may also like to solve these questions
Under what conditions is the DOT program most successful?
- A. When DOT is carried out in a way that is convenient for a patient to enable completion of the recommended therapy
- B. When DOT is monitored directly by an attending physician at a local health center
- C. When DOT is only administered when the patient's symptoms of illness are most severe, based on the patient's wishes
- D. When DOT is administered when the patient cooperates with hospital instructions
Correct Answer: A
Rationale: Convenience ensures patients can complete DOT, critical for its success.
Professional codes of ethics tend to be constructed on which type of ethical theory?
- A. Utilitarianism: seeking outcomes maximizing positive & minimizing negative change
- B. Virtue theory: considers the motives and intentions of the actor
- C. Ethical decision making model: steps to make an ethical decision
- D. Duty theory: concerned with truth, fairness and keeping promises, vs. consequences
Correct Answer: D
Rationale: Duty theory underpins many codes, emphasizing obligations like confidentiality and fairness.
Why are tricyclic antidepressants infrequently used?
- A. Have many side effects
- B. Have many interactions with other medications
- C. Can cause cardiac problems
- D. Lethal in overdose
Correct Answer: A
Rationale: The correct answer is A because tricyclic antidepressants have numerous side effects such as dry mouth, constipation, weight gain, and sedation. These side effects can be intolerable for patients, leading to poor adherence. Choices B, C, and D are incorrect because while tricyclic antidepressants can have interactions with other medications, cause cardiac problems, and be lethal in overdose, these factors alone do not fully explain why they are infrequently used compared to other antidepressant options. The primary reason for their limited use lies in their significant side effect profile.
A person with hearing loss can just begin to detect sound at a decibel level similar to
- A. Rustle of leaves
- B. One in four
- C. 10 feet away
- D. Whisper
Correct Answer: A
Rationale: Rustle of leaves (~20 dB) is detectable with mild hearing loss.
A nurse can assist a patient and family in which aspects of substance abuse relapse prevention? Select all that apply.
- A. Rehearsing techniques to handle anticipated stressful situations
- B. Advising the patient to accept residential treatment if relapse occurs
- C. Assisting the patient to identify life skills needed for effective coping
- D. Isolating self from significant others and social situations until sobriety is established
Correct Answer: A
Rationale: The correct answer is A because rehearsing techniques to handle stressful situations is a crucial aspect of substance abuse relapse prevention. By practicing coping strategies, the patient can effectively navigate triggers and prevent relapse.
Choices B, C, and D are incorrect:
B: Advising residential treatment is not a proactive relapse prevention strategy and does not empower the patient to manage triggers independently.
C: Identifying life skills is important, but alone it may not directly address relapse prevention techniques.
D: Isolating from support systems contradicts the importance of social support in recovery and may lead to feelings of loneliness and vulnerability, increasing the risk of relapse.