11/08/2025, 12:39 bio 1108 exam 1 COMPLETE (2025) TEST WITH LATEST UPDATED (QUESTIONS AND ANSWERS) already passed!! Flashcard…
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LATEST UPDATED (QUESTIONS AND ANSWERS)
already passed!!
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Terms in this set (50)
Integument skin that covers your body; body's largest organ
Cutaneous membrane another name for integument; skin
consists of the skin and its derivatives: nails, hair, sweat
Integumentary system
glands, and sebaceous (oil) glands
scientific study and treatment of the integumentary
Dermatology
system
surface is an epithelium that protects underlying body
layers; connective tissue that is deep tp epithelium
provides strength and resilience to the skin;
connective also contains smooth muscle associated
Integument's tissue types
with hair follicles (arrector pili) that alters hair position;
and nervous tissue detects and monitors sensory
stimuli, providing information about touch, pressure,
temperature, and pain
layer of stratified squamous epithelium (called the
Integument two main
epidermis), and a deep layer of both areolar and
layers
dense irregular connective tissue (called the dermis)
deep to the areolar and adipose connective tissue;
Subcutaneous layer
not part of integumentary system, bit is closely
(hypodermis)
associated with structure and function of skin
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Epidermis tissue is keratinized, stratified squamous epithelium
stratum corneum, stratum lucidum, stratum
Epidermis layers
granulosum, stratum spinosum, stratum basale (top 2
(superficial to deep)
dead cells, bottom 3 living cells)
deepest layer (basal layer); a single layer of cuboidal
to low columnar cells tightly attached by
Stratum Basale hemidesmosomes to an underlying basement
membrane that separates the epidermis from
connective tissue of the dermis
Cells in Stratum Basale Keratinocytes, melanocytes, and tactile cells
(most abundant cell type in epidermis) which divide to
Keratinocytes in Stratum generate new keratinocytes that replace dead
Basale keratinocytes shed from the surface; keratin is a
protein that strengthens the epidermis
have long, branching processes and are scattered
among the keratinocytes of the stratum basale; they
Melanocytes
produce and store the pigment melanin in response
to ultraviolet light exposure
(Merkel cells) are few in number and found scattered
among the cells within stratum basale; sensitive to
Tactile cells touch and when compressed they release chemicals
that stimulate sensory nerve endings (common in
sensitive areas of skin like fingertips)
several layers of polygonal keratinocytes form this
layer (spiny layer); each time a keratinocyte stem cell
in stratum basel divides, the new cell is pushed
Stratum Spinosum towards the external surface, while other cell remains
as a stem cell in stratum basale; once new cell enters
stratum spinosum, begins to differentiate into a
nondividing, highly specialized keratinocyte
https://quizlet.com/1065022878/bio-1108-exam-1-complete-2025-test-with-latest-updated-questions-and-answers-already-passed-flash-cards/?new 2/6
bio 1108 exam 1 COMPLETE (2025) TEST WITH
LATEST UPDATED (QUESTIONS AND ANSWERS)
already passed!!
Save
Terms in this set (50)
Integument skin that covers your body; body's largest organ
Cutaneous membrane another name for integument; skin
consists of the skin and its derivatives: nails, hair, sweat
Integumentary system
glands, and sebaceous (oil) glands
scientific study and treatment of the integumentary
Dermatology
system
surface is an epithelium that protects underlying body
layers; connective tissue that is deep tp epithelium
provides strength and resilience to the skin;
connective also contains smooth muscle associated
Integument's tissue types
with hair follicles (arrector pili) that alters hair position;
and nervous tissue detects and monitors sensory
stimuli, providing information about touch, pressure,
temperature, and pain
layer of stratified squamous epithelium (called the
Integument two main
epidermis), and a deep layer of both areolar and
layers
dense irregular connective tissue (called the dermis)
deep to the areolar and adipose connective tissue;
Subcutaneous layer
not part of integumentary system, bit is closely
(hypodermis)
associated with structure and function of skin
https://quizlet.com/1065022878/bio-1108-exam-1-complete-2025-test-with-latest-updated-questions-and-answers-already-passed-flash-cards/?new 1/6
, 11/08/2025, 12:39 bio 1108 exam 1 COMPLETE (2025) TEST WITH LATEST UPDATED (QUESTIONS AND ANSWERS) already passed!! Flashcard…
Epidermis tissue is keratinized, stratified squamous epithelium
stratum corneum, stratum lucidum, stratum
Epidermis layers
granulosum, stratum spinosum, stratum basale (top 2
(superficial to deep)
dead cells, bottom 3 living cells)
deepest layer (basal layer); a single layer of cuboidal
to low columnar cells tightly attached by
Stratum Basale hemidesmosomes to an underlying basement
membrane that separates the epidermis from
connective tissue of the dermis
Cells in Stratum Basale Keratinocytes, melanocytes, and tactile cells
(most abundant cell type in epidermis) which divide to
Keratinocytes in Stratum generate new keratinocytes that replace dead
Basale keratinocytes shed from the surface; keratin is a
protein that strengthens the epidermis
have long, branching processes and are scattered
among the keratinocytes of the stratum basale; they
Melanocytes
produce and store the pigment melanin in response
to ultraviolet light exposure
(Merkel cells) are few in number and found scattered
among the cells within stratum basale; sensitive to
Tactile cells touch and when compressed they release chemicals
that stimulate sensory nerve endings (common in
sensitive areas of skin like fingertips)
several layers of polygonal keratinocytes form this
layer (spiny layer); each time a keratinocyte stem cell
in stratum basel divides, the new cell is pushed
Stratum Spinosum towards the external surface, while other cell remains
as a stem cell in stratum basale; once new cell enters
stratum spinosum, begins to differentiate into a
nondividing, highly specialized keratinocyte
https://quizlet.com/1065022878/bio-1108-exam-1-complete-2025-test-with-latest-updated-questions-and-answers-already-passed-flash-cards/?new 2/6
