Is normal hair follicle sebaceous gland harmful?

summary

Sebaceous gland is a whole plasma secretory gland composed of acinus and short duct. The duct of sebaceous gland opens in the hair follicle. There are sebaceous glands in the skin of other parts except the hand, and the sebaceous glands in the forehead, nose and upper back are the most, which is called sebum overflow area. There were no sebaceous glands in palms, toes and dorsum of feet. Is normal hair follicle sebaceous gland harmful? Next, I'd like to share my views with you.

Is normal hair follicle sebaceous gland harmful?

First, the sebaceous glands are mostly located between the hair follicle and the erector muscle, and are composed of one or several cystic acini and a common short duct. The secretory part is vesicular and composed of multi-layer glandular cells. The cells close to the basement membrane around the acinus are small, flat or cubic, which are called basal cells.

Second, the new gland cells move to the center continuously, the volume increases, there are more and more small lipid droplets in the cytoplasm, the cells in the center of acinus are larger, the nucleus pyknosis, organelles disappear, and the cytoplasm is full of lipid droplets. Finally, the glandular cells disintegrate and excrete together with the lipid droplets, which is called sebum.

Third, the secretion of sebaceous glands varies with race, age, gender and climate. The secretory power was weak before 10 years old, and the strongest was in 16-35 years old; The secretion was strong in summer and less in autumn and winter; Over eating greasy, spicy food and massage can also increase secretion.

matters needing attention

1. Don't overeat, eat too much protein and salt, drink right amount of water and don't hold your urine. 2. Low calorie diet, adequate vitamins, moderate amount of protein, moderate amount of carbohydrate and fat. 3. A small number of meals, three meals plus two snacks. Avoid postprandial gastrointestinal overfilling, diaphragmatic elevation compression of the heart. For those with paroxysmal dyspnea at night, it is advisable to advance the time of dinner, and no food or water will be given after dinner.