A&P Test 2: Chapter 6

HemoglobinThe reddish color of the skin of the lips is primarily due to the presence of which pigment?
apocineThe __________ glands are a source of sex pheromones.
hirsutismExcessive hairiness is called __________.
Merocrine glandsWhich cutaneous glands are concerned with cooling the body?
LanugoWhat type of hair is present prenatally and usually replaced by birth?
Adipose tissueThe hypodermis is characterized by an abundance of which tissue?
Hair bulbThe base where a hair follicle originates in the skin is known as the __________.
melanomaThe least common, but most deadly, type of skin cancer is __________.
stratum lucidumThe __________ is absent from most epidermis.
keratinocytesCalluses or corns are the result of accelerated multiplication by ___________.
Anagen, catagen, and telogenA hair cycle consists of three developmental stages in which order?
hematomaThe skin discoloration most likely to suggest physical abuse is __________.
sebaceousThe oil of your scalp is secreted by __________ glands associated with the hair follicles.
moleA __________ is an elevated patch of melanized skin.
FibroblastWhich of the following is not found in the epidermis?
jaundiceIncreased bilirubin levels cause a skin discoloration called __________.
In lactating femalesIn whom are mammary glands found?
Stratum spinosum and stratum basaleWhich two strata of the epidermis are most susceptible to cancer?
MelanocyteWhich of the following cells is largely responsible for skin color?
Stratum corneumWhich layer of the epidermis consists of up to 30 layers of dead cells?
HypodermisIn which of the following skin layers would a subcutaneous injection be administered?
hair follicleEach hair grows in an oblique epithelial tube called a(an)
Stratified squamous epitheliumWhat type of tissue is found in the most superficial layer of skin?
hairA pilus is a __________.
EpidermisWhich of the skin layers below is the most superficial?
basaleBasal cell carcinoma initially affects cells of the stratum __________.
eumelanin and pheomelaninVariations in hair color arise from differing amounts of
asymmetry, border irregularity, color, and diameterThe “ABCD rule” for recognizing early signs of malignant melanoma refers to the following characteristics of the lesion:
merocrine sweatSecretions from __________ glands contribute to the acid mantle that inhibits bacterial growth on the skin.
dermal papillaeFingerprints left on things we touch are associated with our __________.
eponychiumThe narrow zone of dead skin overhanging the proximal end of a nail is called the __________.
fourthLooking at a slide of thin skin under the microscope, you note that the stratum basale is the __________ layer of the epidermis in from the surface.
hairs to stand on end with no apparent functionThe contraction of the piloerector muscles (pilomotor muscle or arrector pili) in humans causes __________.
Collagen and fibroblastsWhich of the following best describes the composition of the dermis?
apocrineMammary glands are modified __________ glands that develop within the female breasts.
dermal papillaBlood vessels in the __________ provide a hair with its sole source of nutrition.
fluid lossThe most immediate threat to the life of a patient with severe burns is __________.
nail matrixMitosis in the __________ accounts for growth of the nail.
the quantity of melanin producedEthnic differences in skin color are primarily caused by differences in ___________.
Cerumen__________ is/are formed partly from the secretions of glands in the external ear canal.
Tactile (Merkel) cellsWhich of the following are associated with the sense of touch?
stratum basaleThe fastest rate of mitosis happens in the __________.
Dendritic (Langerhans) cellsWhich of the following cells stand guard against toxins, microbes and other pathogens?
PallorWhich skin color is most likely to result from anemia?
reticularLeather is made of the __________ layer of the dermis.
fingertipsSkin covering the __________ has sweat glands but no hair follicles or sebaceous glands.