Q:
What Is the Function of the Arrector Pili Muscle?
A:
Quick Answer
The arrector pili muscles cause hairs to stand on end when the body is chilled. These are tiny muscles in the skin that connect hair follicles to skin tissue. The muscles contract due to information from autonomic nerves located within these muscles.
Continue ReadingFull Answer
The arrector pili muscles are smooth, fan-shaped muscles. When the body becomes cold, these muscles contract, making the hairs connected to them stand on end. The muscle contractions press on nearby oil glands causing the skin to form "goose bumps." Other names for these muscles include erector pili muscles and pilomotor muscles. All mammals have these types of muscles.
Learn more about Molecular Biology & DNASources:
Related Questions
-
Q:
What Are Anti-Parallel DNA Strands?
A: Anti-parallel DNA strands are the single strands that sit at the end of each DNA molecule. One end is called the 3 prime and the other is called the 5 prim... Full Answer >Filed Under: -
Q:
What Happens When DNA Unzips?
A: DNA unzips prior to cell reproduction, and it begins when the enzyme gyrase puts a nick into one end of the double helix strand. Another enzyme, helicase, ... Full Answer >Filed Under: -
Q:
How Does a Dipeptide Bond Form?
A: A dipeptide bond forms as the result of a condensation reaction between the end amine group and the end carboxylic acid group of two different amino acids.... Full Answer >Filed Under: -
Q:
What Is the Function of Trichosysts?
A: Although the actual function of trichocysts is still unclear, scientists believe that these projectile organs are mainly used as defensive mechanisms in re... Full Answer >Filed Under:
