Quiz
Body Systems: Integumentary
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Questions in this quiz (54)
1The integumentary system is the 2nd largest and heaviest organ system comprising 7% of the body's weight
- ATrue
- BFalse
2The study of the integumentary system is called by what name?
- AHistology
- BDermatology
- CPathology
- DEpidemiology
3The integumentary system anatomy includes all of the following EXCEPT:
- ASkin
- BHair
- CNails
- DGlands
- ETongue
4All of the following are functions of the integumentary system EXCEPT:
- AProtection and immunity
- BAbsorption and excretion
- CSensation and temperature regulation
- DVitamin D synthesis
- ERespiration
5Which specialized cells in the skin stimulate the immune system when the skin is broken?
- ALangerhan cells
- BMelanocytes
- CKeratinocytes
- DMerkel discs
6The thin outer region of skin that is composed of epithelial tissue, relatively avascular, and is derived from the ectoderm
- ADermis
- BHypodermis
- CEpidermis
- DStratum basale
7Which cell type composes 90% of all cells in the epidermis?
- AMelanocytes
- BKeratinocytes
- CDendritic cells
- DLangerhan cells
8Which cells produce a dark pigment that is stimulated by exposure to sunlight and causes the skin to darken as a semi-protective shield against UV radiation?
- AKeratinocytes
- BMelanocytes
- CLangerhan cells
- DMerkel discs
9Melanocytes are found in the hair and the iris and retina of the eyes
- ATrue
- BFalse
10Which layer of the epidermis is deepest and where cells actively grow and divide?
- AStratum basale
- BStratum corneum
- CStratum granulosum
- DStratum spinosum
11Which layer of the epidermis is immediately superficial to the stratum basale and contains slender projections that connect it to the layer above?
- AStratum corneum
- BStratum lucidum
- CStratum spinosum
- DStratum granulosum
12Which layer of the epidermis is immediately superficial to the stratum spinosum that engages in the process of keratinization creating an epidermal water barrier to reduce water loss and dehydration? It has granular a appearance.
- AStratum granulosum
- BStratum basale
- CStratum lucidum
- DStratum corneum
13Which layer of the epidermis appears as a translucent band and is present in thick skin of the palms and soles?
- AStratum corneum
- BStratum lucidum
- CStratum basale
- DStratum granulosum
14Which layer of the epidermis is the most superficial and the cells are completely keratinized, dead, and they begin to slough off?
- AStratum lucidum
- BStratum granulosum
- CStratum corneum
- DStratum spinosum
15The epidermal-dermal junction is separated by what structure to which the stratum basale adheres?
- AHypodermis
- BStratum germinativum
- CGrowth layer
- DBasement membrane
16The technical name for the "true skin"
- AEpidermis
- BDermis
- CBasement membrane
- DPanniculus adiposus
17The dermis is derived from which layer during embryonic development ?
- AEctoderm
- BEndoderm
- CMesoderm
- DPeriderm
1870% of the dermis is composed of what?
- AKeratin
- BMelanin
- CCollagen
- DElastin
19What gives the skin its pliability?
- ACollagen
- BElastin
- CKeratin
- DMelanin
20Collagen gives skin its pliability and resiliency
- ATrue
- BFalse
21One fourth of the cells in which layer of the epidermis are melanocytes?
- AStratum basale
- BStratum corneum
- CStratum spinosum
- DStratum granulosum
22The dermis does not continually shed and regenerate itself
- ATrue
- BFalse
23When the dermis is damaged what cells repair the area and form what is known as a scar?
- AMelanocytes
- BKeratinocytes
- CFibroblasts
- DOsteoblasts
24The layer of the integumentary system deep to the dermis can be known by all of the following names EXCEPT:
- AHypodermis
- BSubcutaneous layer
- CSuperficial fascia
- DBasement membrane
25Skin color is determined by all of the following EXCEPT:
- AMelanin and carotene
- BAbnormal levels of hemoglobin or bilirubin
- CBlood flow and hormones
- DKeratin and panniculus adiposus
26Genetic condition in which individuals cannot produce melanin
- AAlbinism
- BVitiligo
- CCyanosis
- DJaundice
27The partial or total loss of pigmentation in the skin, occurring in patches
- AAlbinism
- BVitiligo
- CCyanosis
- DJaundice
28Poor excretion of bilirubin due to liver diseases results in a yellowing of the skin and eyes known as:
- ACyanosis
- BVitiligo
- CJaundice
- DAlbinism
29Vasodilation and increased blood flow in the skin is called:
- AIschemia
- BHyperemia
- CCyanosis
- DVitiligo
30Blue or purple tinted skin
- ACyanosis
- BPallor
- CVitiligo
- DJaundice
31Pale or ashen skin
- ACyanosis
- BPallor
- CJaundice
- DVitiligo
32Hair functions to do what:
- AProtect skin and body orifices
- BIncrease excretion of toxins
- CSupport the structure of the skin
- DStimulate growth in the epidermal layers
33Which appendage of the skin is key to our touch sense?
- ANails
- BGlands
- CHair
- DSebum
34Arrector pili muscles control what?
- AHair follicles
- BSebaceous glands
- CNails
- DStratum corneum
35The main function of the nails is sensory feedback to the nervous system
- ATrue
- BFalse
36Where does nail production take place?
- ACuticle
- BNail bed
- CNail body
- DNail root
37Which glands in the skin produce sebum which lubricates both hair and epidermis?
- ASebaceous
- BSudoriferous
- CCermuminous
- DApocrine
38What is another name for sweat glands?
- ASudoriferous glands
- BSebaceous glands
- CCeruminous glands
- DKeratinocyte glands
39The most numerous type of sudoriferous gland that secretes a watery perspiration to regulate body temperature through evaporative cooling
- AEccrine glands
- BApocrine glands
- CCeruminous glands
- DSebaceous glands
40Glands that open into hair follicles and secrete a strong-smelling perspiration; the odor is largely caused by decomposition from skin bacteria. The secretions may contain pheromones.
- ASudoriferous glands
- BApocrine glands
- CEccrine glands
- DSebaceous glands
41Glands that produce earwax
- AEccrine glands
- BSebaceous glands
- CCeruminous glands
- DApocrine glands
42When the hypothalamus senses changes in body temperature, it activates responses to bring body temperature back into normal range called:
- AHypothermia
- BHyperthermia
- CThermoregulation
- DHyperemia
43The two PRIMARY ways the body thermoregulates are 1) activity or inactivity of sweat glands and 2):
- ADilation or constriction of blood vessels
- BActivation of arrector pili muscles to cause sebaceous secretions
- CIncreased melanin production
- DWaterproofing the skin through keratinization
44Skin receptors or sensory neurons near the surface of the body travel to what part of the brain?
- APrecentral gyrus
- BPostcentral gyrus
- CHomunculus
- DFrontal cortex
45The map of sensory space in the brain that represents how much of the somatosensory cortex is devoted to various regions of the body
- AHomunculus
- BPostcentral gyrus
- CDermatomes
- DDermatology
46Which free nerve ending skin receptor located on the dermal epidermal border detects light pressure or touch?
- AMerkel disks
- BMeissner Corpuscles
- CNociceptors
- DPacini Corpuscles
47Which epidermal receptor responds to any noxious stimuli from temperature change, extreme mechanical stimuli, and chemical irritation?
- AMerkel disks
- BNociceptors
- CMeissners Corpuscles
- DKrause Corpuscles
48Which skin receptor detects light pressure, touch and low frequency vibration?
- AMeissner Corpuscles
- BKrause Corpuscles
- CRuffini Corpuscles
- DMerkel disks
49Which skin receptor detects deeper pressure, cold, low frequency vibration, and textural sensations?
- AKrause Corpuscles
- BMeissner Corpuscles
- CRuffini Corpuscles
- DPacini Corpuscles
50Ruffini corpuscles detect what kind of sensations?
- Alight pressure, touch, low frequency vibration
- Bdeeper pressure, cold, low frequency vibration, textures
- Cheavy pressure, continuous touch, skin stretch, warmth
- Ddeep pressure, high frequency vibrations, stretch
51Pacini corpuscles detect what kind of stimulus?
- Adeeper pressure, cold, low frequency vibration, texture
- Bdeep pressure, high frequency vibrations, stretch
- Cheavy pressure, continuous touch, skin stretch, warmth
- Dlight pressure, touch, low frequency vibration
52All of the encapsulated sensory receptors are found in the dermis except for which one that is found in the mucous membranes?
- AKrause Corpuscles
- BRuffini Corpuscles
- CPacini Corpuscles
- DMeissner Corpuscles
53The Krause Corpuscles detect cold. Which receptor detects warmth?
- APacini corpuscles
- BMeissner corpuscles
- CRuffini Corpuscles
- DMerkel disks
54ABCDE- Asymmetry, Border, Color, Diameter, Evolving is a memory tool to remember what possible skin condition?
- AMalignant moles
- BMelanocyte clusters
- CShingles
- DScars
Information
- Description
- MBLEX Health and Physical Education Quiz on Body Systems: Integumentary, created by Deborah Goppelt on 17/05/2023.
- Author
- Deborah Goppelt
- Language
- English
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