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a&p prac quiz chap 5

The outermost layer of the skin is the epidermis
The subcutaneous region can also be referred to as the Hypodermis
The layer within the epidermis that acts as the foundation providing new cells is the _______. Stratum Basale
The superficial cells of the __________ are sloughed off and continually replaced. Stratum corneum
_________ prevents excessive dryness and keeps skin soft and pliable. Sebum
Appocrine sweat glands are located in the genital and axillary regions.
Eccrine sweat glands are located throughout the body.
Ceruminous glands are specialized _______ glands. Sweat
If body temperature increases above normal, what occurs? sweating occurs and blood vessels of the dermis dilate
The pigment of the skin which contributes to skin coloration is Melanin
A major difference between the eccrine sweat glands and the appocrine sweat glands is that eccrine glands empty into/onto _______ while appocrine glands empty into/onto _______. The skin surface; and hair follicle
Keratin is a ________ that is secreted by cells of the epidermis to waterproof the skin and protects against abrasion. protein
The integumentary system comprises skin, glands, hair, and nails.
Exposure to sunlight stimulates the production of melanin and vitamin D.
The integument consists of an outer _________ and an underlying ________. epidermis; dermis
The epidermis is formed of _________ epithelium, and its outermost layer consists of dead cells filled with ________. stratifed squamous; keratin
The skin pigment that provides protection from ultraviolet radiation is ________, which is produced by __________. melanin; melanocytes
The ________ is composed of fibrous connective tissue whose strength and toughness results from abundant _________ fibers. dermis; collagen
Adipose tissue in the _________ provides insulation that reduces the body's heat loss or gain. hypodermis
New cells of the epidermis are continuously formed in the stratum basale.
The _________ lacks blood vessels and must be nourished by materials diffusing from blood vessels in the _________. epidermis; dermis
The root of a hair is located within a _________, an inward tubular extension of the epidermis into the dermis. Hair Follicle
The predominant tissues composing the hypodermis are _________ tissue and ________ tissue. loose connective; adipose
Fingernails and toenails are formed of keratinized epidermal cells.
Glands secreting an oily liquid into hair follicles are _________ glands. sebaceous
_________ sweat glands occur over all of the body and secrete a watery perspiration to cool the body. Eccrine
__________ sweat glands empty their secretions into hair follicles in axillary and genital areas of the body. Apocrine
Select the correct statement. 29 Exposure of the skin to sunlight stimulates the production of vitamin D.
Select the correct statement. 30 When body temperature is higher than normal, blood flow to the skin is increased.
Accessory structures such as hair and glands develop from the Epidermis
Created by: 50611802