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Arm hair on humans used to be thicker because we needed it in order to keep ourselves warm. It acted as a layer of insulation. Now it is vestigial, which is why our arm hair is so much lighter.
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∙ 13y ago
The hair on the human arm serves two main purposes. First, it helps to provide insulation and regulate body temperature by keeping warm air close to the skin. Second, it acts as a sensory mechanism, detecting light touch or movements on the skin's surface. However, the importance and function of arm hair may vary among individuals due to genetic and environmental factors.
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Human arm is homologous with?
the leg of a horse
How can you make your arm pit hair grow faster?
You cannot.
Human arms and legs are examples of?
The human arm and leg's senses are touch and movement
What human body part that is capable of contracting?
arm
How can you relate the structures of a chicken wings and the human arm adapted to served different function?
the structures of a chicken wings and the human arm adapt to served different function
What purpose does a laptop arm serve?
A laptop arm is an arm and a mount that the laptop sits upon. The purpose for a laptop arm is so the consumer does not have to look down on one's own laptop.
What adaptations help a locust to eat?
human saliva and arm pit hair
Is there dye for arm hair?
Answer:They make hair dye. Arm hair is hair. Therefore, by deductive resoning, there is dye for arm hair. Dying arm hair is popular in Cambodia and Laos
Who is zommer on moshi monsters?
A Zommer is a type of zombie that has spiked hair, a human arm, and a zombie arm. Zommers have 1 eye that comes in different colors.
What parts of your body grow hair?
The human body is covered with hair but the head, chest ,arm pits, legs, area around the reproductive organs grows thicker
How is called the service in Volleyball?
The two over arm serves are called the top spin and the flote serve and the under arm serve
Describe the differences in thickness you observed between arm hair and head hair?
you arm hair is much more thinner than your head hair
What is the comparison of the human arm form to a crocodile arm?
what is the Comparison to the Human Arm in Form of crocadile?
Can arm hair grow as long as your hair on your head?
it is possible. some people cut their arm hair but if u don't then it can be that long. yes
Why do you have under arm hair?
The warmest parts of the human body have the most hair. We sweat there and the hair is for hygiene reasons, it collects the sweat. Just like eyebrows stop water from dripping into our eyes it stops the sweat from going anywhere.
Best way to lighten arm hair?
Sally Hanson bleach for facial and arm hair. If you keep bleaching your arms for a few months. The chemicals will lighten and make the hair weaker. Soon you will have alot less arm hair. Hope this helped!
Why is the arm hair important?
Armpit hair's primary purpose is to more easily remove sweat from the body, helping to prevent odor causing bacteria to grow. In addition, armpit hair also prevents friction between the arm and side of the body. Finally, armpit hair, helps release pheromones which are believe it or not a sexual stimulant in mammals. See link: http://en.wikipedia.org/wiki/Underarm_hair
