Bio 2050 - Anatomy and Physiology » Fall 2020 » RTS Integumentary System

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Question #1
Select the glands that are sudoriferous (sweat) glands.
A.   Eccrine (merocrine) gland
B.   Apocrine gland
C.   Ceruminous gland
D.   Mammary gland
E.   Sebaceous gland
Question #2
Is the dermis innervated?
A.   Yes
B.   No
Question #3
What composes the outermost surface of the epidermis?
A.   Closely packed adipocytes interspersed with all 3 fiber types
B.   Fibroblasts in a flat layer with an irregular pattern
C.   Dead cells packed with tough keratin protein
D.   Rapidly dividing stem cells that give rise to keratinocytes
Question #4
Which gland releases its products by holocrine secretion?
A.   Sebaceous
B.   Mammary
C.   Sudoriferous
D.   Ceruminous
Question #5
Match the layer of the dermis with its characteristics. Superficial layer of dermis
A.   Reticular dermis
B.   Papillary dermis
Question #6
Match the layer of the dermis with its characteristics. Has dermal papillae
A.   Reticular dermis
B.   Papillary dermis
Question #7
Match the layer of the dermis with its characteristics. Composed of areolar tissue
A.   Papillary dermis
B.   Reticular dermis
Question #8
Match the layer of the dermis with its characteristics. Deep layer of the dermis
A.   Papillary dermis
B.   Reticular dermis
Question #9
Match the layer of the dermis with its characteristics. Composed of dense irregular connective tissue
A.   Papillary dermis
B.   Reticular dermis
Question #10
Match the layer of the dermis with its characteristics. Forms the bulk of the dermis
A.   Papillary dermis
B.   Reticular dermis
Question #11
Put the layers of the epidermis in order from superficial to deep.
A.   Stratum corneum, Stratum lucidum, Stratum granulosum, Stratum spinosum, Stratum basale
B.   Stratum basale, Stratum granulosum, Stratum corneum, Stratum lucidum , Stratum spinosum,
C.   Stratum lucidum, Stratum corneum, Stratum spinosum,Stratum granulosum, Stratum basale
D.   Stratum corneum, Stratum spinosum, Stratum lucidum,Stratum basale,Stratum granulosum,
E.   Stratum corneum, Stratum lucidum, Stratum granulosum, Stratum spinosum, Stratum basale
Question #12
Match the epidermal layer with its characteristic(s). A layer of stem cells & keratinocytes resting on a basement membrane
A.   Stratum corneum
B.   Stratum basale
C.   Stratum spinosum
D.   Stratum granulosum
E.   Stratum lucidum
Question #13
Match the epidermal layer with its characteristic(s). Several layers of keratinocytes joined by tight junctions & desmosomes
A.   Stratum corneum
B.   Stratum basale
C.   Stratum granulosum
D.   Stratum spinosum
E.   Stratum lucidum
Question #14
Match the epidermal layer with its characteristic(s). Flattened keratinocytes with visible keratohyaline granules
A.   Stratum lucidum
B.   Stratum granulosum
C.   Stratum spinosum
D.   Stratum corneum
E.   Stratum basale
Question #15
Match the epidermal layer with its characteristic(s). Thin pale layer only found in areas with thick skin
A.   Stratum spinosum
B.   Stratum granulosum
C.   Stratum lucidum
D.   Stratum basale
E.   Stratum corneum
Question #16
Match the epidermal layer with its characteristic(s). Dead keratinocytes that form a waterproof protective barrier
A.   Stratum lucidum
B.   Stratum granulosum
C.   Stratum basale
D.   Stratum spinosum
E.   Stratum corneum
Question #17
Match the cell with its function. Stem cells
A.   Synthesize a pigment that protects skin from UV radiation
B.   Undifferentiated cells that undergo mitosis
C.   Macrophages that guard against pathogens
D.   Most epidermal cells
E.   Touch reception
Question #18
Match the cell with its function. Keratinocytes
A.   Most epidermal cells
B.   Touch reception
C.   Undifferentiated cells that undergo mitosis
D.   Macrophages that guard against pathogens
E.   Synthesize a pigment that protects skin from UV radiation
Question #19
Match the cell with its function. Melanocytes
A.   Synthesize a pigment that protects skin from UV radiation
B.   Undifferentiated cells that undergo mitosis
C.   Macrophages that guard against pathogens
D.   Touch reception
E.   Most epidermal cells
Question #20
Match the cell with its function. Tactile cells
A.   Touch reception
B.   Synthesize a pigment that protects skin from UV radiation
C.   Macrophages that guard against pathogens
D.   Undifferentiated cells that undergo mitosis
E.   Most epidermal cells
Question #21
Match the cell with its function. Dendritic cells
A.   Undifferentiated cells that undergo mitosis
B.   Synthesize a pigment that protects skin from UV radiation
C.   Macrophages that guard against pathogens
D.   Most epidermal cells
E.   Touch reception
Question #22
Is the epidermis innervated?
A.   YES
B.   NO
Question #23
The dermis is mostly composed of ______________________.
A.   fibrous connective tissue
B.   keratinized stratified squamous epithelium
C.   transitional epithelium
D.   adipose tissue
Question #24
Match the pigment with its functions/characteristics. Most significant factor in skin color
A.   Carotene
B.   Melanin
C.   Hemoglobin
Question #25
Match the pigment with its functions/characteristics.2 forms of it: one is brownish-black, one is reddish yellow
A.   Hemoglobin
B.   Carotene
C.   Melanin
Question #26
Match the pigment with its functions/characteristics.Accumulates in keratinocytes
A.   Melanin
B.   Carotene
C.   Hemoglobin
Question #27
Match the pigment with its functions/characteristics. Protects against UV radiation
A.   Hemoglobin
B.   Melanin
C.   Carotene
Question #28
Match the pigment with its functions/characteristics. Found in red blood cells
A.   Hemoglobin
B.   Melanin
C.   Carotene
Question #29
Match the pigment with its functions/characteristics. Gives skin a reddish to pinkish hue
A.   Carotene
B.   Hemoglobin
C.   Melanin
Question #30
Match the pigment with its functions/characteristics. Acquired from egg yolks & yellow/orange vegetables
A.   Melanin
B.   Hemoglobin
C.   Carotene
Question #31
Match the pigment with its functions/characteristics. Accumulates in stratum corneum & subcutaneous fat
A.   Carotene
B.   Hemoglobin
C.   Melanin
Question #32
Select the 6 correct statements about the hypodermis.,,,,
A.   Its main functions are insulation and energy storage.
B.   The adipose tissue of this layer is also called subcutaneous fat.
C.   It is composed primarily of adipose tissue with some areolar tissue.
D.   It is deep to the reticular layer of the dermis.
E.   It is vascularized.
F.   It is superficial to muscle tissue.
Question #33
Match the cell with the layer in which it's located. Stem cell
A.   Stratum spinosum & granulosum
B.   Stratum basale
C.   All epidermal layers
Question #34
Match the cell with the layer in which it's located. Tactile cell
A.   Stratum spinosum & granulosum
B.   Stratum basale
C.   All epidermal layers
Question #35
Match the cell with the layer in which it's located. Melanocyte
A.   Stratum basale
B.   Stratum spinosum & granulosum
C.   All epidermal layers
Question #36
Match the cell with the layer in which it's located. Keratinocyte
A.   Stratum basale
B.   Stratum spinosum & granulosum
C.   All epidermal layers
Question #37
Match the cell with the layer in which it's located. Dendritic cell
A.   Stratum basale
B.   All epidermal layers
C.   Stratum spinosum & granulosum
Question #38
Match each gland with its secretion and function of secretion. Sweat that is mostly water
A.   Sebaceous
B.   Mammary
C.   Apocrine
D.   Eccrine (merocrine)
E.   Ceruminous
Question #39
Match each gland with its secretion and function of secretion. Thermoregulation
A.   Mammary
B.   Ceruminous
C.   Apocrine
D.   Eccrine (merocrine)
E.   Sebaceous
Question #40
Match each gland with its secretion and function of secretion. Milky sweat with fatty acids
A.   Eccrine (merocrine)
B.   Ceruminous
C.   Mammary
D.   Sebaceous
E.   Apocrine
Question #41
Match each gland with its secretion and function of secretion. Scent/pheromones
A.   Eccrine (merocrine)
B.   Apocrine
C.   Ceruminous
D.   Sebaceous
E.   Mammary
Question #42
Match each gland with its secretion and function of secretion. Breast milk
A.   Ceruminous
B.   Eccrine (merocrine)
C.   Sebaceous
D.   Apocrine
E.   Mammary
Question #43
Match each gland with its secretion and function of secretion. Develop during pregnancy and lactation
A.   Ceruminous
B.   Apocrine
C.   Mammary
D.   Eccrine (merocrine)
E.   Sebaceous
Question #44
Match each gland with its secretion and function of secretion. Ear wax
A.   Eccrine (merocrine)
B.   Apocrine
C.   Ceruminous
D.   Sebaceous
E.   Mammary
Question #45
Match each gland with its secretion and function of secretion. Protects the ear from external environment
A.   Eccrine (merocrine)
B.   Sebaceous
C.   Apocrine
D.   Ceruminous
E.   Mammary
Question #46
Match each gland with its secretion and function of secretion. Sebum
A.   Eccrine (merocrine)
B.   Ceruminous
C.   Sebaceous
D.   Apocrine
E.   Mammary
Question #47
Match each gland with its secretion and function of secretion. Keeps skin & hair from drying, cracking
A.   Ceruminous
B.   Sebaceous
C.   Apocrine
D.   Mammary
E.   Eccrine (merocrine)
Question #48
The epidermis is composed of __________________________.
A.   keratinized stratified squamous epithelium
B.   simple cuboidal epithelium
C.   loose areolar connective tissue
D.   nonkeratinized stratified squamous epithelium
E.   dense regular connective tissue
Question #49
How do nutrients and oxygen get to the epidermis?
A.   Epidermal cells make their own food when exposed to sunlight and get oxygen from the surrounding air.
B.   They diffuse into the epidermal cells from the underlying connective tissue.
C.   Capillary beds supply these directly to the epidermal cells.
D.   Specialized membranes between epidermal layers deliver these.
Question #50
_____________ glands release their products by exocytosis. _______________ glands have cells that break down, and the cell fragments + cell contents are the products
A.   Holocrine ; Apocrine
B.   Holocrine ; Merocrine
C.   Merocrine ; Holocrine
D.   Apocrine ; Merocrine
Question #51
How do nutrients and oxygen get to the dermis?
A.   They diffuse into the dermal cells from the underlying adipose tissue.
B.   Specialized membranes between dermal layers deliver these.
C.   Dermal cells make their own food when exposed to sunlight and get oxygen from the surrounding air.
D.   Blood vessels supply these directly to the dermal cells.
Question #52
Select the six functions of the integumentary system.,,
A.   Assorted barrier functions
B.   Nonverbal communication
C.   Sensation
D.   Thermoregulation
E.   Vitamin D synthesis
F.   Resistance to trauma & infection
Question #53
Select the 7 structures/cells that you would find in the dermis.,,
A.   Pilierector muscles
B.   Sweat glands
C.   Nail roots
D.   Nerve endings
E.   Cutaneous glands
F.   Blood vessels
Question #54
The dermis primarily contains _______________ fibers.
A.   reticular
B.   lipid
C.   elastic
D.   collagen

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