Sentences with phrase «arrector pili»

The appendages include claws, sebaceous glands that lubricate the skin and hair, and tiny muscles called arrector pili that can make the hair stand on end (see Figure 1).

Connected to the follicle are sebaceous glands, which release oils onto the hair, and arrector pili muscles, which can cause hairs to stand on end.

Within a hair follicle, there are stem cells that reside in an area called the hair follicle «bulge,» which is a small compartment located where the outer root sheath meets the arrector pili muscle (see Hair Follicle figure).

In addition to vestigial molecular fossils, we can point to any number of anatomical vestigial traits supporting macroevolution, e.g. the recurrent laryngeal nerve, the appendix, male nip - ples, arrector pili, etc, etc..