D027 Advanced Pathopharmacological Foundations - Set 5 - Part 3

Correct Answer: Hypothermia

Hypothermia with decreased mental status indicates myxedema coma requiring emergency thyroid hormone replacement.
Option a is incorrect because mild fatigue occurs in uncomplicated hypothyroidism, not myxedema coma.
Option c is incorrect because dry skin is common in hypothyroidism without indicating crisis.
Option d is incorrect because weight gain occurs gradually, not indicating acute myxedema coma.

Correct Answer: Preeclampsia

Sickle cell disease increases preeclampsia risk from vascular damage requiring close blood pressure monitoring.
Option a is incorrect because gestational diabetes risk isn't specifically increased by sickle cell disease.
Option c is incorrect because placenta previa risk doesn't increase with sickle cell disease.
Option d is incorrect because polyhydramnios isn't associated with sickle cell disease complications.

Correct Answer: Adding antipsychotic

Atypical antipsychotics like aripiprazole augment antidepressant response in treatment-resistant depression through additional mechanisms.
Option a is incorrect because benzodiazepines treat anxiety without augmenting antidepressant effects on depression.
Option c is incorrect because stimulants aren't first-line augmentation for depression without ADHD.
Option d is incorrect because antihistamines don't augment antidepressant efficacy for depression treatment.

Correct Answer: Satellite pustules

Satellite pustules beyond the main rash edge specifically indicate candida infection requiring antifungal treatment.
Option a is incorrect because central clearing suggests ringworm, not candida diaper dermatitis.
Option c is incorrect because linear distribution suggests contact dermatitis, not fungal infection.
Option d is incorrect because both irritant and fungal dermatitis can have symmetric patterns.

Correct Answer: Hexosaminidase A

Hexosaminidase A deficiency causes GM2 ganglioside accumulation in neurons, producing progressive neurodegeneration in Tay-Sachs.
Option a is incorrect because glucocerebrosidase deficiency causes Gaucher disease, not Tay-Sachs disease.
Option c is incorrect because sphingomyelinase deficiency causes Niemann-Pick disease, not Tay-Sachs.
Option d is incorrect because galactocerebrosidase deficiency causes Krabbe disease, not Tay-Sachs.

Correct Answer: Below fifty percent

Peak flow below fifty percent of personal best indicates severe airway obstruction requiring emergency treatment.
Option a is incorrect because eighty percent indicates good control not requiring emergency care.
Option b is incorrect because sixty percent suggests caution but not immediate emergency need.
Option d is incorrect because ninety percent indicates excellent control without intervention need.

Correct Answer: Short-acting bronchodilator

Short-acting bronchodilators open airways first, allowing better penetration of other inhaled medications subsequently.
Option a is incorrect because corticosteroids work better after bronchodilation opens airways for penetration.
Option c is incorrect because long-acting medications are maintenance therapy, not used first.
Option d is incorrect because anticholinergics follow initial bronchodilation for optimal medication delivery.

Correct Answer: Evening agitation

Sundowning causes increased confusion and agitation in evening hours, requiring environmental modifications and routine.
Option a is incorrect because morning confusion isn't the characteristic sundowning pattern in Alzheimer's.
Option b is incorrect because midday sleepiness doesn't represent the evening sundowning phenomenon.
Option d is incorrect because nighttime hunger isn't the defining feature of sundowning syndrome.

Correct Answer: Six months

Six months minimum treatment with multiple drugs prevents tuberculosis resistance development and ensures cure.
Option a is incorrect because two months is insufficient, allowing resistance and treatment failure.
Option b is incorrect because four months doesn't adequately treat tuberculosis preventing relapse.
Option d is incorrect because twelve months exceeds standard treatment unless resistance is present.

Correct Answer: Indoor allergens

Indoor allergens like mold, dust mites, and cockroaches directly trigger asthma exacerbations requiring environmental control.
Option a is incorrect because crime affects stress but not direct asthma triggers like allergens.
Option c is incorrect because school distance affects attendance but not asthma control directly.
Option d is incorrect because room number affects crowding but allergen exposure more directly impacts asthma.