The wording of this question suggests that you are trying to find the answer to a test. I'm sure most of us would advise that you use the knowledge that the teacher has drilled into you to answer this question.
arrector pili.
Arrector pili
Goosebumps on the arms are caused by the contraction of small muscles at the base of hair follicles, called arrector pili muscles. This involuntary contraction is often triggered by emotions, cold temperature, or a sense of danger. The bumps appear when these muscles pull the hair follicles upright, creating the characteristic raised skin texture.
A group of sticks is commonly called a bundle or a sheaf.
The sweat glands associated with hair are called apocrine glands. These glands produce a thicker, more odorous sweat that is released through hair follicles. They are primarily located in areas with dense hair follicles, such as the scalp, armpits, and groin.
a bundle of paper is called a sheaf
A bundle of wires are called a cable.
The root of each hair follicle is connected to the small arrector pili muscles are small muscles attached to hair follicles in mammals. Each arrector pili muscle has a bundle of smooth muscle fibers which attach to the follicular units which have nerves.
Primordial follicles are stimulated to develop into primary follicles by the hormone called follicle-stimulating hormone (FSH), which is released by the pituitary gland. FSH plays a crucial role in promoting the growth and maturation of ovarian follicles in the ovary.
The muscles are called arrector pili and they pull the hair upright for both of those reasons and a few others.. let me know if you want to know more :)
A broad bundle of light rays is called a beam.
Your hair follicles are located in your Dermis. The innermost section of the skin, made up the papillary layer and the reticular layer. The dermis contains blood and lymph vessels, nerves, sweat and oil glands, hair follicles, and arrector pili muscles. The dermis nourishes and supplies blood to the epidermis.