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11 Cards in this Set

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  • Back
Tubes that carry blood as it circulates. Arteries bring oxygenated blood back to the heart and lungs; veins return oxygen-depleted blood back to the heart and lungs.
blood vessels
a cell in the epidermis that produces melanin (a dark-clolred pigment that protects the skin from sunlight).
nerver receptors that respond to pressure and vibration; they are oval capsules of sensory nerve fibers located in the subcutaneous fatty tissue
pacinian corpuscle
a small, sack-shaped gland that releases oily (fatty) liquids onto the hair follicle (the oil lubricated and softens the skin). These glands are located in the dermis, usually next to hair follicles.
sebaceous gland
(also called sudoriferous gland) a tube-shaped gland that produces perspiration (sweat). The gland is located in the epidermis; it releases sweat onto the skin.
sweat gland
fatty tissue located under the dermis
subcutaneous tissue
(also called the cutis) the layer of the skin just beneath the epidermis.
the outer layer of the skin
a tube-shaped sheath that surrounds the part of the hair that is under the skin. It is located in the epidermis and the dermis. The hair is nourished by the follicle at its base (this is also where the hair grows).
hair follicle
the part of the hair that is above the skin
hair shaft
a muscle is connected to each hair follicle and the skin - its contracts (in response to cold, fear, etc.), resuliting in an erect hair and a "goosebump."
hair erector muscle