Questão 1
Questão
Beneath the dermis lies a loose layer of skin rich in fat and areolar tissue called the
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dermo-epidermal junction
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hypodermis
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epidermis
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none of the above
Questão 2
Questão
The most important cells in the epidermis are the
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keratinocytes
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melanocytes
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Langerhans cells
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dermal papillae
Questão 3
Questão
The order of the cells of the epidermis, from superficial to deep, are
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stratum corneum, stratum lucidum, stratum spinosum, stratum granulosum, stratum basale
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stratum corneum, sgtratum spinosum, statum lucidum, stratum granulosum, stratum basale
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stratum basale, startum corneum, stratum lucidum, stratum spinosum, stratum granulosum
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stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, stratum basale
Questão 4
Questão
In which area of the body would you expect to find an especially thick stratum?
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back of the hand
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thigh
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abdomen
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sole of the foot
Questão 5
Questão
In which layer of the skin do cells divide by mitosis to replace cells lost from the outermost surface of the body?
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statum basale
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stratum corneum
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stratum lucidum
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stratum spinosum
Questão 6
Questão
Smooth muscles that produce goose bumps when they contract are:
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papillary muscles
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hair muscles
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follicular muscles
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arrector pili muscles
Questão 7
Questão
Keratin is found in which layer of the skin?
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dermis
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epidermis
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subcutaneous
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serous
Questão 8
Questão
Meissner's corpuscles are specialized nerve endings that make it possible for skin to detect
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heat
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cold
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light touch
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deep pressure
Questão 9
Questão
The basic determinant of skin color is the quantity of
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keratin
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melanin
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albinin
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none of the above
Questão 10
Questão
Which of the following is not a contributing factor to skin color?
Questão 11
Questão
Most of the body is covered by thick skin
Questão 12
Questão
A surgeon would most likely prefer to make an incision parallel to Langer cleavage lines
Questão 13
Questão
If the enzyme tyrosinase is absent from birth because of a congenital defect, a condition called albinism results
Questão 14
Questão
The epidermis is the true skin and is composed of two layers
Questão 15
Questão
Subcutaneous layer and hypodermis are synonymous terms
Questão 16
Questão
Which of the following is not a function of the skin?
Questão 17
Questão
Which of the following vitamins is synthesized by the skin?
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vitamin A
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vitamin B
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vitamin C
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vitamin D
Questão 18
Questão
Which of the following is not a mechanism of heat loss by the skin?
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evaporation
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radiation
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vasoconstriction
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convenction
Questão 19
Questão
Vitamin D fulfills the requirements necessary for a substance to be classified as a(n)
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hormone
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mineral
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nucleic acid
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enzyme
Questão 20
Questão
Which structure compares actual body temperature with set point temperature and then sends out appropriate correction signals to effectors?
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pituitary
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hypothalumus
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thalamus
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none of the above
Questão 21
Questão
Skin is a minor factor in the body's thermoregulatory mechanism.
Questão 22
Questão
In most circumstances, skin plays a major role in the overall excretion of body wastes.
Questão 23
Questão
To help dissipate heat during exercise, sweat production can reach as much as 3 liters per hour,
Questão 24
Questão
The developing fetus is covered by an extremely fine, soft hair coat called
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vellus
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lanugo
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fatalis follicle
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none of the above
Questão 25
Questão
Which of the following is associated with hair?
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sebacous glands
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ceruminous glands
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eccrine glands
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none of the above
Questão 26
Questão
Ceruminous glands are found in the
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axillae
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soles of feet
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ear canal
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none of the above
Questão 27
Questão
The most numerous, important, and widespread sweat glands in the body are
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apocrine
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eccrine
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ceruminous
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sebaceous
Questão 28
Questão
Hair growth is stimulated by
Questão 29
Questão
The visible portion of a hair follicle is the shaft
Questão 30
Questão
The inner core of the hair is called the cortex
Questão 31
Questão
Sweat, or sudoriferous, glands are the most numerous of the skin glands
Questão 32
Questão
One of the factors associated with male pattern baldness is androgens.
Questão 33
Questão
Growth of nails is due to mitosis in the stratum basale.
Questão 34
Questão
The rule of palms assumes that the palm size of a burn victim equals about [blank_start]1%[blank_end] of total body surface area.
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1%
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2%
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5%
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none of the above
Questão 35
Questão
Blisters, severe pain, and generalized swelling are characteristic of which type of burn?
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first-degree burns
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second-degree burns
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third-degree burns
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none of the above
Questão 36
Questão
According to the "rule of nines", the body is divided into nine areas of 9%.
Questão 37
Questão
Immediately after injury, third-degree burns hurt less than second-degree burns.
Questão 38
Questão
[blank_start]Third-degree burn[blank_end]: destroys both epidermis and dermis and may involve underlying tissue
[blank_start]First-degree burn[blank_end]: involves only the epidermis
[blank_start]Partial-thickness burn[blank_end]: another name for first and second degree burns
[blank_start]Second-degree burn[blank_end]: damage to epidermis and upper layers of dermis with blisters
[blank_start]Full-thickness burn[blank_end]: another name for third-degree burn
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Third-degree burn
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First-degree burn
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Partial-thickness burn
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Second-degree burn
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Full-thickness burn
Questão 39
Questão
Which of the following statements about hair follicles is true?
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Arrector pili muscles are associated with them
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Sudoriferous glands empty into them
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They arise directly from the epidermal layer of skin
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All of the above is true
Questão 40
Questão
Which of the following statements about apocrine glands is true?
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They can be classified as sudoriferous
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They can be found primarily in the armpit area, the areolae of the breasts and around the anus
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They enlarge and begin to function at puberty
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All of the above are true
Questão 41
Questão
Which of the following is found in the epidermal layer of the skin?
Questão 42
Questão
What characterizes second-degree burns?
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blisters
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swelling
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severe pain
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all of the above
Questão 43
Questão
Blackheads can result from the blockage of which of the following glands?
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lacrimal
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sebaceous
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ceruminous
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sudoriferous
Questão 44
Questão
A common type of skin cancer is
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malignant melanoma
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vitiligo
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basal cell carcinoma
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Kaposi sarcoma
Questão 45
Questão
What is the fold of skin that hides the root of a nail called?
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lunula
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body
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cuticle
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papillae
Questão 46
Questão
Which of the following is not an important function of the skin?
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sense organ activity
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absorption
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protection
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temperature
Questão 47
Questão
Another name for the dermis is
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corium
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strata
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subcutaneous
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lunula
Questão 48
Questão
The shredding of epithelial elements from the skin surface is called
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desquamation
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convection
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cleavage lines
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turnover
Questão 49
Questão
[blank_start]Brown pigment[blank_end]: melanin
[blank_start]Pressure[blank_end]: Pacini corpuscle
[blank_start]Oil[blank_end]: sebaceous
[blank_start]Follicle[blank_end]: hair
[blank_start]Little moon[blank_end]: lunula
[blank_start]Fingerprint[blank_end]: dermal papillae
[blank_start]Perspiration[blank_end]: Sudoriferous
[blank_start]Axilla sweat glands[blank_end]: apocrine
[blank_start]Fungal infection[blank_end]: tinea
[blank_start]Genetic inflammatory skin disorder[blank_end]: psoriasis