Anatomy of Hair. A diagram of hair anatomy appears relatively straightforward, but it's actually one of the most complicated structures in the body. Hair is made up the two separate structures: the hair follicle, which exists below the skin, and the hair shaft, which is the hair we see. The hair follicle is the living part of the hair.
How hypothyroidism negatively affects your stomach acid levels. Just as hypothyroidism can result in the drying out of your skin and hair, it also seems to lower the levels of stomach acid in many thyroid patients, possibly by lowering your amount of parietel cells or lowering their ability to produce gastric acid, aka hypochlorhydria.
Your thyroid is a small gland at the base of your neck that makes thyroid hormone. Thyroid hormone controls many activities in your body, including how fast you burn calories and how fast your heart beats.Diseases of the thyroid cause it to make either too much or too little of the hormone.hyroid cancer happens when cancer cells form from the tissues of the thyroid gland. Most people with thyroid cancer have a thyroid nodule that does not cause any symptoms. If you do have symptoms, you may have swelling or a lump in your neck. The lump may cause problems swallowing.