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Anonymous users2024-02-11Perspiration, detoxification and other main pathways of metabolism.
Urination and defecation seem to be abundant, but the actual overall regulation is still in the sweat glands.
Hair growing in the sweat glands can prevent bacteria from invading, prevent the damage of direct defense to the first line, and also play a certain role in lubrication and heat preservation.
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Anonymous users2024-02-10Hair helps to wick away sweat and allows toxins to be eliminated from the body's sweat glands, as well as protecting the skin.
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Anonymous users2024-02-09It is used to remove waste from the body's metabolism.
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Anonymous users2024-02-08Categories: Medical & Health >> Common sense of the human body.
Analysis: Definition: Like sebaceous glands and sweat glands, hair is a derivative of **, derived from the epidermis of **.
Purpose: Defend and keep warm.
Lifespan: Each hair can be replaced from 50 to 150 days, and the hair can live for years.
Composition: The exposed outside is the hair shaft, and the hair root is buried inside. The swelling at the end of the hair root is called the hair bulb, and the depression at the bottom of the hair bulb is called **, which contains abundant nerve and trophic blood vessels. The root of the hair is encased in the skin by a tubular sheath sac called a hair follicle.
Causes of fox odor: In the armpits, *halo, etc., there are particularly large branched sweat glands, called apocrine glands, and the substances secreted are thicker than ordinary sweat and have a foul smell.
Hair is many, * strong.
There is data that shows that the thickness of men's hair is directly proportional to their hair. The growth of hair is mainly produced by the influence of male hormones, which act on the hair follicles and cause hair growth to flourish.
Sudden hairs can be a precursor to illness.
If a lot of white hairs suddenly grow on your face, it may be a precursor to cancer. Some people with hypertarchium may end up developing cancers such as breast cancer and lymphoma. The disease usually starts on the face and then gradually spreads throughout the body.
Be alert for sick hirsutism.
In addition to heavy hair, women with morbid hirsutism also have masculine characteristics such as muscular development and prominent Adam's apple, as well as problems such as irregular menstruation and amenorrhea. If you have any of these conditions, you should go to the hospital as soon as possible.
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Anonymous users2024-02-07There must be a reason why the hair stands up, the hair does not stand up for no reason, there must be a reason, most of the time, it is caused by emotional tension, excitement or fear.
Often use hair to stand up to describe a person has been frightened by horror, resulting in spirit, tension and muscle tension throughout the body, hair is erected, this kind of problem is generally not a disease, but a person's natural reaction in an emergency state, do not worry, may also be accompanied by rapid heartbeat, shortness of breath.
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Anonymous users2024-02-06Because of the extreme nervousness, it's like a cat fried hair.
This has something to do with genes, and it can't be helped, and by the way, it's better not to scrape it off and grow faster.
For the prevention and control of lice, first of all, we must do a good job of cleanliness and hygiene, do a good job of our own cleanliness and hygiene, change clothes frequently, wash hair frequently, and bathe frequently. In addition, we should also do a good job of the hygiene of our home environment, so often wash our floors, carpets and clean all kinds of environments in our home. >>>More
This is a matter related to the evolution of organisms, which always evolve in a direction that is more conducive to adaptation than to adaptation. In ancient primitive societies, human beings had extremely limited ability to transform and use the natural environment, and people did not have relatively developed tools (clothing or armor, etc.) to protect themselves in terms of body maintenance, so they mainly relied on hair to protect themselves from severe cold or other physical injuries. With the gradual formation of human society, after the consciousness is slowly formed, human beings begin to understand etiquette and education, and more importantly, in terms of production and life, people begin to protect themselves and decorate themselves in the process of labor, that is, a way of survival on the choice process of seeking advantages and avoiding disadvantages, people find that the cover of clothing will bring many benefits (warmth, comfort, beauty, enemies, etc.), so that the value of the original hair is slowly reduced, and human beings are less and less directly using hair to adapt to the environment. >>>More
You can't think without a long head.