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WorksheetsN3: Integumentary System
Total questions: 20
Worksheet time: 11mins
Functions of the Skin
Thermoregulation
Synthesis of Vitamin B
Blood Reservoir
Cutaneous Sensation
Subcutaneous layer that binds the skin to underlying structures, also serves as a storage for fat
Dermis
Hypodermis
Epidermis
fifth layer of the epidermis found only in thick skin, such as palms, soles, fingertips
stratum lucidum
stratum basale
stratum corneum
stratum spinosum
most superficial layer of the epidermis, cells are shed periodically and are replaced by cells from deeper strata
stratum lucidum
stratum basale
stratum corneum
stratum spinosum
contains keratinocytes undergoing apoptosis
stratum granulosum
stratum basale
stratum corneum
stratum spinosum
innermost layer, produces new cells that are continuously shed or worn away
stratum granulosum
stratum basale
stratum corneum
stratum spinosum
spiny layer, consists of thorn-like spines under microscope but are rounded and larger tissues in reality
stratum granulosum
stratum basale
stratum corneum
stratum spinosum
when arranging the epidermal layers, what is the layer below stratum spinosum?
(a)
TRUE OR FALSE: New skin cannot regenerate if injury destroys a large area of stratum Basale and its stem cells.
TRUE
FALSE
region of the dermis, where fingerprints are created, increasing the surface area of the epidermis, and help the fingers and toes to group surfaces
(a)
what part of the nail does the cell rapidly reproduce?
cuticle
nail matrix
nail bed
nail body
which major skin gland is primarily responsible for producing a secretion predominantly composed of water, but only takes some amount of salts and electrolytes?
lacrimal glands
eccrine glands
sebaceous glands
ceruminous glands
which specific structure is instrumental in birthing new hair cells at the foundational level of the hair follicle and remains pivotal in determining both hair growth and its texture?
hair bulb
papilla
shaft
arrector pili
commonly referred to as cuticle, it is the thin tissue layer that covers and protects the area where the nail plate meets the proximal skin of the finger
lunula
nail bed
eponychium
hyponychium
what is responsible for the hardness and water resistance of our skin hair and nails?
protein
Langerhans cells
Merkel cells
keratin
correct sequence of deep wound healing:
maturation, migratory, proliferative, inflammatory
proliferative, migratory, inflammatory, maturation
inflammatory, migratory, proliferative, maturation
migratory, inflammatory, maturation, proliferative
why are the nails pink?
melanin
lymphatic vessels
leukocytes
blood vessels
phases of hair growth in order
telogen, anagen, catagen
anagen, catagen, telogen
catagen, anagen, telogen
anagen, telogen, catagen
Response where epidermal cells stop migrating around the wound
Contact inhibition
Wound healing
Meshing
Skin grafting
Where do hair and nails originate
Hypodermis
Dermis
Epidermis
