anorexia nervosa is assosiated with
**Core Concept**
Anorexia nervosa is a complex eating disorder characterized by a distorted body image and an intense fear of gaining weight, leading to restrictive eating habits and significant weight loss. This condition is often associated with various physiological and psychological changes, including hormonal imbalances and cardiovascular complications.
**Why the Correct Answer is Right**
The correct association of anorexia nervosa is with osteoporosis. This is because the restrictive eating habits and malnutrition in individuals with anorexia nervosa lead to a significant decrease in calcium absorption, which is essential for bone mineralization. As a result, the bone density decreases, increasing the risk of osteoporosis and fractures. The decreased estrogen levels in females with anorexia nervosa also contribute to bone loss.
**Why Each Wrong Option is Incorrect**
* **Option A:** While anxiety disorders are common comorbidities in individuals with anorexia nervosa, they are not the primary association.
* **Option B:** Type 1 diabetes mellitus is not a direct association with anorexia nervosa, although individuals with anorexia nervosa may have an increased risk of developing type 1 diabetes due to malnutrition.
* **Option D:** Cardiac arrhythmias are a potential complication of anorexia nervosa, but they are not the primary association.
**Clinical Pearl / High-Yield Fact**
Individuals with anorexia nervosa are at an increased risk of developing osteoporosis, particularly in the lumbar spine and femoral neck, due to the significant decrease in bone mineral density.
**Correct Answer: C. Osteoporosis.**