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.
The thyroid (THY-royd) gland, a small butterfly-shaped gland in the front of your neck, makes thyroid hormones. Thyroid hormones travel from the thyroid gland through the blood to all parts of the body, where they do their work.ometimes the thyroid gland makes too much thyroid hormone, which is called hyperthyroidism. Think of your body as a car and your thyroid as the engine. An overactive thyroid makes your body idle too fast.