mooth muscles that are attached to hair follicles and produce “goosebumps” when they contract are calleda. external root sheaths. d. internal root sheaths.b. arrector pili. e. hair bulbs.c. dermal papillae
mooth muscles that are attached to hair follicles and produce “goosebumps” when they contract are calleda. external root sheaths. d. internal root sheaths.b. arrector pili. e. hair bulbs.c. dermal papillae
Human Anatomy & Physiology (11th Edition)
11th Edition
ISBN:9780134580999
Author:Elaine N. Marieb, Katja N. Hoehn
Publisher:Elaine N. Marieb, Katja N. Hoehn
Chapter1: The Human Body: An Orientation
Section: Chapter Questions
Problem 1RQ: The correct sequence of levels forming the structural hierarchy is A. (a) organ, organ system,...
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Question
mooth muscles that are attached to hair follicles and produce “goose
bumps” when they contract are called
a. external root sheaths. d. internal root sheaths.
b. arrector pili. e. hair bulbs.
c. dermal papillae
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Step 1
The hair is present in every part of the human body except the lips, palm, and nipple. The color and structure of the hair may vary according to age. In the sixth month of fetal development, the hair is very delicate and is termed as lanugo. During the birth time, the baby has pigmented hairs which are termed terminal hairs.
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