The Slower Basal Metabolism That Accompanies Anorexia Nervosa Is Caused

question 25

Multiple Choice

The slower basal metabolism that accompanies anorexia nervosa is caused by

• A) decreased synthesis of growth hormone.
• B) decreased synthesis of thyroid hormone.
• C) low intake of iron.
• D) hypoglycemia.

Understand the concepts of independent and dependent variables and their roles in experiments.

Recognize the advantages and disadvantages of survey research.

Identify alternatives to random assignment in experiments.

Explain how confounding variables affect internal validity in experiments.

---

Definitions:

Graves' Disease

An autoimmune disorder that results in the overproduction of thyroid hormones, leading to symptoms like anxiety, hand tremor, heat sensitivity, weight loss, and bulging eyes.

Weak Muscles

A condition characterized by the reduced strength in one or more muscles.

Fatigue

A state of extreme tiredness or exhaustion resulting from mental or physical exertion or illness.

Paralysis

The loss of the ability to move (and sometimes to feel anything) in part or most of the body, typically as a result of illness, poison, or injury.