PART D. Skin Derivatives Hair: The part of the hair that is above the skin is called the and it is composed of keratin and dead epithelial cells (much like the stratum corneum of the epidermis). The part of the hair that is below the skin is called the At the bottom of the hair is the bulb, which is composed of living epithelial cells responsible for hair growth. The hair is the living, vase-like group of cells that surrounds the bulb and part of the root. It is made of two layers called root-sheaths: (1) an epithelial tissue root sheath derived from the stratum basale and (2) a connective tissue root sheath derived from the dermis. The hair follicle will also have a muscle attached to it and the dermal papillae. These muscles are called which pull on the hair to give you "goose bumps." Glands: There are 2 basic types of glands in the skin. Those that excrete oil are called glands and those that excrete sweat are called_glands. Find these on the models. How do you know which is which? Sebaceous glands are attached to the hair follicle. Sudoriferous glands have a duct that takes the sweat to the hair or to the surface. There are also 2 types of sweat glands: glands are found everywhere and excrete sweat for the purpose of cooling your body.. glands are only found in the Armpit, Anal, and pubic regions and excrete an odorous sweat that contains bacteria and other wastes from the body. Find these on the models. How do you know which is which? Apocrine glands are in the armpit regions and usually have ducts taking the sweat to a hair follicle. Apocrine glands are also NOT in thick skin. Eccrine glands are in thin and thick skin and usually have ducts that take the sweat to the surface of the skin. Nerve Endings: are found only in the papillary layer of the dermis and are specialized for sensing light touch. They are only found in hairless areas of your body (like lips and fingertips) giving these areas their high sensitivity. are found throughout the dermis and body and are named because they do not have specialized receptors or corpuscles on their ends.

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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You can also find another type of tissue in the hypodermis called loose areolar connective tissue. What features are
part of this tissue?
PART D. Skin Derivatives
Hair:
The part of the hair that is above the skin is called the and it is composed of keratin and dead epithelial
cells (much like the stratum corneum of the epidermis). The part of the hair that is below the skin is called the
At the bottom of the hair is the bulb, which is composed of living epithelial cells responsible for
hair growth.
The hair is the living, vase-like group of cells that surrounds the bulb and part of the root. It is made of two
layers called root-sheaths: (1) an epithelial tissue root sheath derived from the stratum basale and (2) a
connective tissue root sheath derived from the dermis.
The hair follicle will also have a muscle attached to it and the dermal papillae. These muscles are called
which pull on the hair to give you "goose bumps."
Glands:
There are 2 basic types of glands in the skin. Those that excrete oil are called
glands and those that
excrete sweat are called
glands. Find these on the models. How do you know which is which? Sebaceous
glands are attached to the hair follicle. Sudoriferous glands have a duct that takes the sweat to the hair or to
the surface.
There are also 2 types of sweat glands:
glands are found everywhere and excrete sweat for the
purpose of cooling your body.
glands are only found in the Armpit, Anal, and pubic regions and
excrete an odorous sweat that contains bacteria and other wastes from the body. Find these on the models.
How do you know which is which? Apocrine glands are in the armpit regions and usually have ducts taking the
sweat to a hair follicle. Apocrine glands are also NOT in thick skin. Eccrine glands are in thin and thick skin and
usually have ducts that take the sweat to the surface of the skin.
Nerve Endings:
are found only in the papillary layer of the dermis and are specialized for sensing light touch. They
are only found in hairless areas of your body (like lips and fingertips) giving these areas their high sensitivity.
are found throughout the dermis and body and are named because they do not have specialized
receptors or corpuscles on their ends.
11
Transcribed Image Text:You can also find another type of tissue in the hypodermis called loose areolar connective tissue. What features are part of this tissue? PART D. Skin Derivatives Hair: The part of the hair that is above the skin is called the and it is composed of keratin and dead epithelial cells (much like the stratum corneum of the epidermis). The part of the hair that is below the skin is called the At the bottom of the hair is the bulb, which is composed of living epithelial cells responsible for hair growth. The hair is the living, vase-like group of cells that surrounds the bulb and part of the root. It is made of two layers called root-sheaths: (1) an epithelial tissue root sheath derived from the stratum basale and (2) a connective tissue root sheath derived from the dermis. The hair follicle will also have a muscle attached to it and the dermal papillae. These muscles are called which pull on the hair to give you "goose bumps." Glands: There are 2 basic types of glands in the skin. Those that excrete oil are called glands and those that excrete sweat are called glands. Find these on the models. How do you know which is which? Sebaceous glands are attached to the hair follicle. Sudoriferous glands have a duct that takes the sweat to the hair or to the surface. There are also 2 types of sweat glands: glands are found everywhere and excrete sweat for the purpose of cooling your body. glands are only found in the Armpit, Anal, and pubic regions and excrete an odorous sweat that contains bacteria and other wastes from the body. Find these on the models. How do you know which is which? Apocrine glands are in the armpit regions and usually have ducts taking the sweat to a hair follicle. Apocrine glands are also NOT in thick skin. Eccrine glands are in thin and thick skin and usually have ducts that take the sweat to the surface of the skin. Nerve Endings: are found only in the papillary layer of the dermis and are specialized for sensing light touch. They are only found in hairless areas of your body (like lips and fingertips) giving these areas their high sensitivity. are found throughout the dermis and body and are named because they do not have specialized receptors or corpuscles on their ends. 11
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