A 21-year-old woman presents to the clinic complaining of fatigue for the past 2 weeks. She reports that it is difficult for her to do strenuous tasks such as lifting heavy boxes at the bar she works at. She denies any precipitating factors, weight changes, nail changes, dry skin, chest pain, abdominal pain, or urinary changes. She is currently trying out a vegetarian diet for weight loss and overall wellness. Besides heavier than usual periods, the patient is otherwise healthy with no significant medical history. A physical examination demonstrates conjunctival pallor. Where in the gastrointestinal system is the most likely mineral that is deficient in the patient absorbed?
ALarge intestine
BIleum
CJejunum
DStomach
EDuodenum
A 27-year-old female presents to general medical clinic for a routine checkup. She has a genetic disease marked by a mutation in a chloride transporter. She has a history of chronic bronchitis. She has a brother with a similar history of infections as well as infertility. Which of the following is most likely true regarding a potential vitamin deficiency complication secondary to this patient's chronic illness?
AIt may result in connective tissue defects
BIt may result in corneal vascularization
CIt may result in the triad of confusion, ophthalmoplegia, and ataxia
DIt may manifest itself as a prolonged PT
EIt may be exacerbated by excessive ingestion of raw eggs
A 35-year-old alcoholic patient presents with high-output cardiac failure, tachycardia, a bounding pulse, and warm extremities. Blood work reveals vitamin deficiency. Which of the following vitamin deficiencies is most likely associated with such a clinical presentation?
AThiamine
BRiboflavin
CVitamin B12
DVitamin D
ENiacin
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