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Which is NOT the main pharmacological activity of Chinese goldenseal (Coptis chinensis) used as a therapy for diabetes?
- A. Alpha-glucosidase inhibition
- B. Anti-inflammation
- C. Anti-atherosclerosis
- D. Protective effects on vascular endothelial function
Correct Answer: B
Rationale: Chinese goldenseal's diabetes gig alpha-glucosidase block slows sugar, anti-atherosclerosis and endothelial protection guard vessels, all core. Anti-inflammation's a sidekick, not the lead less about sugar control, more general. Clinicians lean on the trio, a chronic herbal angle.
You may also like to solve these questions
How do oxygen radicals react with different molecules?
- A. By accepting an electron
- B. By donating an electron
- C. By accepting a proton
- D. By donating a proton
Correct Answer: A
Rationale: Oxygen radicals grab electrons unpaired, they steal, wrecking cells, not giving or juggling protons. A chronic chaos starter nurses know this chemistry bite.
A 50-year-old male patient has been hospitalized for a wedge resection of the left lower lung lobe after a routine chest x-ray shows carcinoma. The patient is anxious and asks if he can smoke. Which statement by the nurse would be most therapeutic?
- A. Smoking is the reason you are here
- B. The doctor left orders for you not to smoke
- C. You are anxious about the surgery. Do you see smoking as helping?
- D. Smoking is OK right now, but after your surgery it is contraindicated
Correct Answer: C
Rationale: Anxiety's screaming here naming it and asking if smoking helps opens a door to his feelings, not a lecture. Blaming smoking shames him, spiking stress. Citing orders shuts down dialogue. Greenlighting it's reckless nicotine constricts vessels, risking surgical healing, especially post-lung resection. Therapeutic nursing in oncology digs into emotions, guiding patients through fear without judgment, key for pre-op calm.
What is the term used in epidemiology to indicate the frequency of the occurrence of a condition?
- A. Incidence
- B. Prevalence
- C. Relative risk
- D. Odd ratio
Correct Answer: B
Rationale: Prevalence counts everyone with a condition now total diabetes cases snapshot unlike incidence's newbies, risk's ratios, or odds' gambles. It's the epidemiologist's bread-and-butter for chronic burdens, a nurse's gauge of how many need care today.
A hospitalized patient who has received chemotherapy for leukemia develops neutropenia. Which observation by the nurse would indicate a need for further teaching?
- A. The patient ambulates around the room.
- B. The patient's visitors bring in fresh peaches.
- C. The patient cleans with a warm washcloth after having a stool.
- D. The patient uses soap and shampoo to shower every other day.
Correct Answer: B
Rationale: Neutropenia post-chemo drops immunity fresh peaches with thin skins harbor bacteria, a no-no on neutropenic diets. Walking , cleaning post-stool , and mild showers are fine safe self-care. Nurses in oncology reteach this raw fruits are infection traps, a critical miss for this fragile patient.
Which of the following has been shown to be useful in managing fatty liver?
- A. Insulin injection
- B. Metformin
- C. Vitamin E
- D. Exercises
Correct Answer: C
Rationale: Vitamin E, an antioxidant, reduces hepatic inflammation in non-alcoholic steatohepatitis (NASH), per AASLD guidelines, aiding NAFLD management. Insulin treats diabetes, not NAFLD directly. Metformin improves insulin sensitivity but lacks strong evidence for NAFLD reversal. Exercise and diet are key but split here; exercise aids weight loss, indirectly helping. Vitamin E's specific benefit makes it notable in chronic liver disease care.