MICROANATOMY

Detailed explanation-1: -Thyroid hormone (T3 and T4) affects every cell and all the organs in your body by: Regulating the rate at which your body uses calories (energy). This affects weight loss or weight gain and is called the metabolic rate. Slowing down or speeding up your heart rate.

Detailed explanation-2: -Metabolism: thyroid hormone increases the basal metabolic rate. It increases the gene expression of Na+/K+ ATPase in different tissues leading to increased oxygen consumption, respiration rate, and body temperature. Depending on the metabolic status, it can induce lipolysis or lipid synthesis.

Detailed explanation-3: -The thyroid gland releases triiodothyronine (T3) and thyroxine (T4). These hormones play an important role in regulation of your weight, energy levels, internal temperature, skin, hair, nail growth, metabolism and is an important part of the endocrine system.

Detailed explanation-4: -The thyroid keeps your metabolism under control through the action of thyroid hormone, which it makes by extracting iodine from the blood and incorporating it into thyroid hormones. Thyroid cells are unique in that they are highly specialized to absorb and use iodine.