Final answer:
Hypothyroidism, caused by too little thyroid hormone secretion, leads to symptoms such as weight gain, cold intolerance, and dry skin and hair. It affects overall metabolism and can have serious consequences if left untreated, including cognitive deficits for a developing fetus.
Step-by-step explanation:
Symptoms of Too Little Thyroid Hormone Secretion
The condition characterized by too little thyroid hormone secretion is called hypothyroidism. This condition can lead to a number of symptoms, which include weight gain or difficulty losing weight, cold intolerance, and dry skin and hair. Additionally, hypothyroidism may cause fatigue, constipation, poor memory, slow heart rate, and in severe cases, goiter due to thyroid gland enlargement.
The thyroid gland plays a crucial role in regulating metabolism, growth, and body temperature; hence, an underactive thyroid gland can have widespread effects on the body. Hypothyroidism is treated with thyroid hormone replacement therapy, and medication may be required for life. In pregnant women, untreated hypothyroidism can result in serious consequences for the fetus, including cognitive deficits and possibly deafness.