CHAPTER 7: SKIN STRUCTURE, GROWTH, & NUTRITION Flashcards
A physician who specializes in disease and disorders of the skin, hair, and nails is _________.
a. a histologists
b. a dermatologist
c. an esthetician
d. a pediatrician
b. a dermatologist
Healthy skin has ______ texture and is smooth.
a. a fine-grained
b. a dry
c. a rough
d. an inflexible
a. a fine-grained
Appendages of the skin include hair, nails, and sudoriferous and __________ glands.
a. sebaceous
b. endocrine
c. adrenal
d. exocrine
a. sebaceous
Which of the following correctly identifies the layers of skin and fat from the outermost layer to the innermost layer?
a. Dermis, subcutaneous, epidermis
b. Epidermis, subcutaneous, dermis
c. Dermis, epidermis, subcutaneous
d. Epidermis, dermis, subcutaneous
d. Epidermis, dermis, subcutaneous
As cells die they are pushed to the surface to replace dead cells that are shed from the _______.
a. stratum corneum
b. stratum lucidum
c. stratum germinativum
d. stratum granulosum
a. stratum corneum
The layer directly beneath the epidermis is the ___________.
a. reticular layer
b. stratum spinosum
c. papillary layer
d. subcutaneous tissue
c. papillary layer
Which type of tissue gives smoothness and contour to the body, contains fats for use as energy, and also acts as a protective cushion for the skin?
a. Subcutaneous tissue
b. Cardiac tissue
c. Muscle tissue
d. Nerve tissue
a. Subcutaneous tissue
Which nerve fibers are distributed to the arrector pili muscle attached to the hair follicles?
a. impulse nerve fibers
b. Sensory nerve fibers
c. Secretory nerve fibers
d. Motor nerve fibers
d. Motor nerve fibers
Nerves that regulate the excretion of perspiration from the sudoriferous glands and control the flow of sebum to the surface of the skin are ______.
a. motor nerve fibers
b. sensory nerve fibers
c. secretory nerve fibers
d. impulsive nerve fibers
c. secretory nerve fibers
____________ fibers react to heat, cold, touch, pressure, and pain.
a. motor nerve
b. sensory nerve
c. secretory nerve
d. complex nerve
b. sensory nerve
The amount and type of pigment produced in an individual is determined by his or her __________.
a. genes
b. gender
c. sun exposure
d. age
a. genes
Skin gets its strength, form, and flexibility from _________.
a. collagen and keratin
b. sebum and melanin
c. keratin and elastin
d. collagen and elastin
d. collagen and elastin
The sudoriferous glands excrete perspiration, detoxify the body, and ___________.
a. preserve the softness of the hair
b. lubricate the skin
c. produce collagen
d. regulate body temperature
d. regulate body temperature
To keep your body healthy, you must be sure that what you eat helps to ___________.
a. prevent hydration
b. cause fatigue
c. delay the rate of aging
d. regulate the overall functions of your cells
d. regulate the overall functions of your cells
Which vitamin aids in and accelerated the skin’s healing processes and is vitally important in fighting the aging process?
a. Vitamin a
b. Vitamin c
c. Vitamin d
d. Vitamin e
b. Vitamin c
The epidermis is the _______ layer of the skin.
a. healthiest
b. thickest
c. thinnest
d. most important
c. thinnest
The scalp has larger and deeper _____ than the skin on the rest of the body.
a. melanocytes
b. Propionibacterium acnes
c. sensory nerve fibers
d. hair follicles
d. hair follicles
During excretion, perspiration from the ______ glands is excreted through the skin.
a. sudoriferous
b. sebaceous
c. reticular
d. papillary
a. sudoriferous
One of the best ways to follow a healthy diet is to read _______.
a. magazine articles
b. food labels
c. diet books
d. legal guidelines
b. food labels
Emotional stress and hormone imbalances can increase the flow of ______.
a. sebum
b. spinal fluid
c. lymph
d. pus
a. sebum
The nutrients needed for energy to run every function within the body is _________.
a. vitamins
b. proteins
c. carbohydrates
d. fats
c. carbohydrates
The USDA recommends that people eat ______.
a. zero salt zero sugar
b. large amounts of salt and sugar
c. moderate amounts of salt and sugar
d. moderate amounts of salt and no sugar
c. moderate amounts of salt and sugar
Vitamins are considered _____________.
a. nutritional requirements
b. nutritional supplements
c. cosmetic ingredients
d. prescription medications
b. nutritional supplements
Water makes up _____ percent of the body’s weight and is necessary for virtually every function of the cells and body.
a. 10-20
b. 20-30
c. 30-50
d. 50-70
d. 50-70
Lack of water is the principal cause of ____________.
a. daytime fatigue
b. daytime hunger
c. daytime mood swings
d. daytime memory loss
a. daytime fatigue
Small, cone-shaped elevations at the base of the hair follicles are ___________.
a. melanocytes
b. papules
c. dermal papillae
d. secretory coils
c. dermal papillae
The layer of the epidermis where the process of skin cell shedding begins is the ____________.
a. stratum corneum
b. stratum lucidum
c. stratum germinativum
d. stratum spinosum
d. stratum spinosum
The coiled base of the sudoriferous gland is known as the ___________.
a. secretory coil
b. sweat duct
c. sebaceous gland
d. elastin coil
a. secretory coil
A small elevation on the skin that contains no fluid but may develop pus is a ___________.
a. comedo
b. papule
c. callus
d. pustule
b. papule
Fatty tissue found below the dermis is _________________.
a. secretory
b. sudoriferous
c. subcutaneous
d. sensory
c. subcutaneous
A raised, inflamed papule with a white or yellow center containing pus in the top of the lesion is a _____________.
a. papillary
b. pustule
c. callus
d. comedo
b. pustule
The outer layer of the epidermis is the ________ layer.
a. stratum corneum
b. stratum granulosum
c. stratum lucidum
d. stratum germinativum
a. stratum corneum
The clean, transparent layer of the epidermis under the stratum corneum is the ___________.
a. stratum spinosum
b. stratum granulosum
c. stratum germinativum
d. stratum lucidum
d. stratum lucidum
A fatty or oily secretion that lubricates the skin and preserves the softness of the hair is ____________.
a. sebum
b. lymph
c. pus
d. melanin
a. sebum
The layer of the epidermis also known as the basal cell layer is the __________________.
a. stratum lucidum
b. stratum spinosum
c. stratum corneum
d. stratum germinativum
d. stratum germinativum
