Bio 210 lecture exam 2 exam latest 2026 actual QuestioNs
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Integumentary system - ANSWER-consist of skin and its derivatives
The integument - ANSWER-is the skin covering the body
the integument - ANSWER-also known as the cutaneous membrane
Dermatology - ANSWER-its scientific study and treatment of the
integumentary system
The integument - ANSWER-the body's largest organ
Layers of the skin - ANSWER-epidermis, dermis, subcutaneous layer(not
considered in the integument)
Epidermis - ANSWER-stratified squamous epithelium
Dermis - ANSWER-deep layer, primarily dense irregular connective tissue
Subcutaneous layer - ANSWER-deep to dermis, Layer of areolar and other
connective tissue, hypodermis or superficial fascia, Not part of the
integument(true skin) but is still part of integumentary system
,Thick skin - ANSWER-on the palms of hands, soles of feet and surfaces of
fingers and toes, All five layers of the epidermal strata, Has sweat glands
thick skin - ANSWER-has no hair follicles or sebaceous glands
Thin skin - ANSWER-lacks a stratum lucidum, has sweat glands, hair follicles
and sebaceous glands
Hemoglobin - ANSWER-an oxygen binding compound, Bright red color upon
binding oxygen, More visible when blood vessels dilate
Melanin - ANSWER-black, brown, tan, yellow-brown shades
Melanocytes - ANSWER-pigment of melanin is produced and stored here
UV light - ANSWER-stimulating melanin production
melanin - ANSWER-darker skinned producing more and dark colored
Carotene - ANSWER-yellow, orange pigment, acquired from yellow-orange
vegetables, converted to vitamin A within the body
Nevus - ANSWER-a mole, harmless overgrowth of melanin forming cells
Freckle - ANSWER-yellowish brown spots, represent localized areas of
increased melanocyte activity
, Hemangioma - ANSWER-skin discoloration due to benign blood vessel tumor
Capillary hemangiomas - ANSWER-usually present at birth and disappear in
childhood, strawberry colored birthmarks
Cavernous hemangiomas - ANSWER-may last a lifetime, port-wine stains
Friction ridges - ANSWER-complex arches and whorls on finger, palms,
soles, and toes, formed from large folds and valleys of the dermis and
epidermis, interlocking of epidermal ridges and dermal papilla, help increase
fiction on contact, each individual with unique pattern of these
Dermis - ANSWER-deep to the epidermis, composed of connective tissue
Two layersof the dermis - ANSWER-papillary and reticular layer
Lines of cleavage, stretch marks, and wrinkles - ANSWER-collagen and
elastic fibers oriented in parallel bundles
Incisions parallel for surgery - ANSWER-more likely to heal quickly, scarring
reduced
Incisions perpendicular to cleavage lines for surgery - ANSWER-more likely
to open due to cut elastic fibers, scarring increases
Stretch marks - ANSWER-striae
aNd VeriFied aNsWers (latest uPdate) a+ grade
100% guaraNtee VeriFied By exPerts
Integumentary system - ANSWER-consist of skin and its derivatives
The integument - ANSWER-is the skin covering the body
the integument - ANSWER-also known as the cutaneous membrane
Dermatology - ANSWER-its scientific study and treatment of the
integumentary system
The integument - ANSWER-the body's largest organ
Layers of the skin - ANSWER-epidermis, dermis, subcutaneous layer(not
considered in the integument)
Epidermis - ANSWER-stratified squamous epithelium
Dermis - ANSWER-deep layer, primarily dense irregular connective tissue
Subcutaneous layer - ANSWER-deep to dermis, Layer of areolar and other
connective tissue, hypodermis or superficial fascia, Not part of the
integument(true skin) but is still part of integumentary system
,Thick skin - ANSWER-on the palms of hands, soles of feet and surfaces of
fingers and toes, All five layers of the epidermal strata, Has sweat glands
thick skin - ANSWER-has no hair follicles or sebaceous glands
Thin skin - ANSWER-lacks a stratum lucidum, has sweat glands, hair follicles
and sebaceous glands
Hemoglobin - ANSWER-an oxygen binding compound, Bright red color upon
binding oxygen, More visible when blood vessels dilate
Melanin - ANSWER-black, brown, tan, yellow-brown shades
Melanocytes - ANSWER-pigment of melanin is produced and stored here
UV light - ANSWER-stimulating melanin production
melanin - ANSWER-darker skinned producing more and dark colored
Carotene - ANSWER-yellow, orange pigment, acquired from yellow-orange
vegetables, converted to vitamin A within the body
Nevus - ANSWER-a mole, harmless overgrowth of melanin forming cells
Freckle - ANSWER-yellowish brown spots, represent localized areas of
increased melanocyte activity
, Hemangioma - ANSWER-skin discoloration due to benign blood vessel tumor
Capillary hemangiomas - ANSWER-usually present at birth and disappear in
childhood, strawberry colored birthmarks
Cavernous hemangiomas - ANSWER-may last a lifetime, port-wine stains
Friction ridges - ANSWER-complex arches and whorls on finger, palms,
soles, and toes, formed from large folds and valleys of the dermis and
epidermis, interlocking of epidermal ridges and dermal papilla, help increase
fiction on contact, each individual with unique pattern of these
Dermis - ANSWER-deep to the epidermis, composed of connective tissue
Two layersof the dermis - ANSWER-papillary and reticular layer
Lines of cleavage, stretch marks, and wrinkles - ANSWER-collagen and
elastic fibers oriented in parallel bundles
Incisions parallel for surgery - ANSWER-more likely to heal quickly, scarring
reduced
Incisions perpendicular to cleavage lines for surgery - ANSWER-more likely
to open due to cut elastic fibers, scarring increases
Stretch marks - ANSWER-striae
