Special Populations & Supplementation Flashcards
7 cards from real CNC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Special Populations & Supplementation flashcards as text
A client with irritable bowel syndrome (IBS) wants to try probiotics. Which strain has the MOST evidence for IBS symptom relief?
Answer: Bifidobacterium infantis 35624
Bifidobacterium infantis 35624 (Align) has robust clinical trial evidence specifically for reducing IBS symptoms including bloating and abdominal discomfort.
Which supplement interaction is MOST dangerous for a client taking warfarin (blood thinner)?
Answer: High-dose Vitamin E and fish oil combined
Both high-dose vitamin E and fish oil have antiplatelet effects that, combined with warfarin, significantly increase bleeding risk.
For an elderly client at risk of sarcopenia, which supplement strategy has the best evidence?
Answer: Leucine-enriched protein with resistance training
Leucine-enriched protein supplementation combined with resistance training is the most evidence-based strategy for preserving muscle mass in elderly populations.
A client with celiac disease is concerned about nutrient deficiencies. Which deficiency is MOST common in newly diagnosed celiacs?
Answer: Iron and folate
Iron and folate deficiencies are most common in celiac disease because they are primarily absorbed in the proximal small intestine, which is damaged by gluten.
Which supplementation approach is appropriate for a teenage female athlete experiencing the Female Athlete Triad?
Answer: Calcium and vitamin D alongside increased caloric intake
Calcium and vitamin D supplementation, combined with addressing low energy availability through increased food intake, is the cornerstone of managing the Female Athlete Triad.
A 65-year-old client reports fatigue and muscle weakness. Lab work shows low serum 25(OH)D. What is the MOST appropriate initial vitamin D repletion dose?
Answer: 50,000 IU/week prescribed by physician for 8–12 weeks
Clinically deficient patients are typically repleted with 50,000 IU/week (ergocalciferol or cholecalciferol) for 8–12 weeks under physician supervision, then maintained at lower doses.
Which supplement is generally considered safe during lactation and may benefit both mother and infant?
Answer: DHA (docosahexaenoic acid)
DHA supplementation during lactation supports infant brain and visual development and is considered safe, with recommended intake of 200–300 mg/day for nursing mothers.