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touch receptors are called

meisner core pussels

the dermis is composed of the raticular and _____ layers

papilary

the typw of burn that involvesinjury to the epidermis and the upper region of the dermis and is red, blistered, and painful is termed as a ______ degree

second

the skin that covers the palms of the hands and the soles of the feet has a layer of the epidermis seen more easily than in other areas of the skin. this layer is the strarum ________

lucidum

the part of the hair that projects from the surface of the scalp or skin is called the _____________

hair shaft

the epidermal region involved in rapid cell division is called the ____

stratum basale

the glands that produce a mixture of oily substances and fragmented cells are ______

sebaceous glands

membranes that line body cavities that have openings to the exterior of the body are called

mucous

the seous membrane that covers the external surface of both lungs is called the ____

visceral pluera

tiny muscles attached to hair follicles that pull the hair upright during fright or cold are called _____

arrector pilli

When an individual is exposed to extremely low air temperatures, the vasculature of the skin will dilate so that blodd will flush into skin capillary beds and the heart will be dissipated. (T/F)

false

the pinkish hue of healthy individuals with fair skin is the result of the crimson color of oxygenated hemoglobin circulating in the dermal capillaries and reflecting through the dermis. (T/F)

true

the major portion of the skin is comprised of the dermis (T/F)

true

the dermis is made up of stratifies squamous epithelium (T/F)

false

the part of the hair that is enclosed in the follicle is the root (T/F)

true

collagen is found in large amounts in the outermost layer of the epidermal cells of a hair (T/F)

false

hair is produced by the hair bulb and is composed primarily of dead keratinized cells (T/F)

true

the thickened, proximal area of the nail is called the nail matrix, and it is responsible for nail growth (T/F)

true

the reason that the nail bed appears pink is the presence of a large number of melanocytes in the underlying dermis (T/F)

false

Joe just burned his hand on a hot pot. A blister forms and the burn is painfuls; Joe's burn would best be described as a third degree burn. (T/F)

false

the catagories of epithelial tissue membranes are:

mucous, cutaneous, and serous membranes

which of the following is not a serous membrane

the cutaneous membrane

which of the following relationships is incorrect

parietal pericardium - outer surface of the heart

which of the following is a connective tissue membrane

synovial membrane

the skin is a

cutaneous membrane

mucous membranes are located

lining the stomach

an example of a mucous membrane is

the lining of the respiratory tract

although you get wet while swimming, a tough protein within the skin prevents is from soaking up moisture like a sponge, this substance is

keratin

the most external skin region is composed of

statified squamous epithelium

which of the followinghas no blood supplu of its own

the epidermis only

which layer insulates deeper tissues from extreme temperature changes that occur outside the body

subcutaneous connective tissue

which of the following homeostatic imbalances is caused by a virus

cold sores

the "tanning" effect that occurs when a person is exposed to the sun is somewhat protective due to

increased production of melanin that helps to block ultraviolet light

melanocytes are found in the

stratum basale

which of the following is found in the dermis

pain and touch receptors

nutrients reach the surface of the skin (epidermis) through the process of:

diffusing through the tissue fluid from blood vessels in the dermis

acne is a disorder associated with inflammation of the

sebaceous glands

which of the following is NOT a true statement about the papillary layer of the dermis

it is the deepest layer of the skin

when the body temperature rises which of the following takes place

eccrine glands become active

the papillary layer of the dermis has structures called

dermal papillae

fingernails are

a modification of the epidermis

the secretions of the eccrin glands are

99% water, sodium chloride, and trace amounts of wastes, lactic acid, and vitamin C

apocrine glands are

found in axillary and genital areas

sebaceous glands are important for

keeping skin and hair cells soft and flexible

what is the FIRST threat to life from a massive third degree burn

dehydration

a physician estimates the volume of fluid lost in a severly burned patient by

using the "rule of nines"

if a person has sever burns, the two most life-threatening concerns are:

dehydration and infection

which of the following is an indication of melanoma

a pigmented spot that contains areas of different colors

male pattern bladness has a genetic switch that turns on in response to

age

epidermal cells that are actively mitotic and replace superficial cells that are continually rubbed off are

stratum basale cells

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