Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
33 Cards in this Set
- Front
- Back
The dermis is composed of the papillary layer and the ____________.
|
Reticular layer
|
|
Cell division within the stratum ___________ replace more superficial cells which eventually die and fall off.
A. germinativum B. lucidum C. granulosum D. corneum |
A. germinativum
|
|
The cells of stratum corneum were initially produced in the __________
A. stratum lucidum B. stratum geminativum C. statum spinosum D. stratum granulosum |
B. stratum germinativum
|
|
The epidermal layer consists almost entirely of keratin is the ___________
A. stratum corneum B. stratum lucidum C. stratum germinativum D. stratum granulosum |
A. stratum corneum
|
|
What structure is responsible for the strength of attachment between the epidermis and dermis?
A. stratum lucidum B. basement membrane C. stratum corneum D. epidermal ridge |
D. epidermal ridge
The deeper the epidermal ridge, the stronger the attachment |
|
Which of these is not an accessory structure of the skin?
A. hair follicles B. dermis C. sweat glands D. sebaceous glands |
B. dermis
|
|
The layer directly beneath the epidermis is the __________.
A. hypodermis B. dermis C. cutaneous membrane D. subepidermis |
B. dermis
|
|
Melanocytes __________
A. manufacture melanin from the amino acid alanine B. secrete melanin from the basal surface C. are located in the stratum corneum D. store melanin in melanosomes |
D. store melanin in the melanosomes
|
|
Skin exposed to ultraviolet light increases production of __________
A. melanin B. keratin C. creatine D. sweat |
A. melanin
|
|
Ultraviolet light causes production of vitamin D3 in the cells of the __________.
A. dermis B. hypodermis C. epidermis D. ultraviolet light causes vitamin D3 production in all of these areas |
C. epidermis
|
|
Too much sunlight can cause cancer, but too little can lead to deficiency in which of these?
A. beta carotene B. vitamin D3 C. vitamin A D. vitamin C |
B. vitamin D3
|
|
The layer primarily responsible for the strength of the skin is the ___________.
A. hypodermal B. epidermal C. papillary D. reticular |
D. reticular
|
|
The skin can move easily over the underlying muscles because of the loose connective tissue within the __________
A. hypodermis B. epidermis C. dermis D. cutaneous membrane |
A. hypodermis
|
|
which of these cells produce the fibers found within the reticular layer of the dermis?
A. fibroblasts B. mast cells C. keratinocytes D. reticulocytes |
A. fibroblasts
|
|
The skin layer that contains areolar connective tissue is the ____________ layer.
A. keratin B. reticular C. epidermal D. hypodermal |
D. hypodermal
|
|
Which of the following is NOT part of the cutaneous membrane?
A. papillary layer B. epidermis C. hypodermis D. reticular layer |
C. hypodermis
|
|
Which accessory structure is NOT found within the dermis?
A. arrector pili muscle B. tactile corpuscle C. sebaceous gland D. lamellated corpuscle E. all of the listed structures are found within the dermis? |
E. all of them are found in the dermis
|
|
What structures do you find within the hypodermic?
A. sebaceous glands and sweat glands B. hair shaft and pores of sweat glands C. hair follicles and arrector pili muscles D. fat and the cutaneous plexus |
D. fat and the cutaneous plexus
|
|
The papillary layer is more superficial than the reticular layer of the dermis. True or False.
|
True
|
|
The soft core of a hair is the ___________.
A. medulla B. follicle C. cuticle D. cortex |
A. medulla
|
|
Which of the following glands secretes oil into the hair follicle?
A. sebaceous B. apocrine C. eccrine D. ceruminous |
A. sebaceous
|
|
Which of the following types of glands helps cool the body?
A. merocrine sweat glands B. ceruminous glands C. apocrine sweat glands D. sebaceous glands |
A. merocrine sweat glands
|
|
Merocrine sweat glands are most abundant in the _______
A. ear canal B. circumanal area C. hands D. axilla |
hands
(most abundant on palms and soles) |
|
Cerumen is produced by glands located in the ________
A. ear canal B. pubic area C. palms and soles D. axilla |
A. ear canal
cerumen is earwax; protects the eardrum |
|
Collagen to repair a deep skin wound is produced by ____________.
A. dermal macrophages B. epidermal fibroblasts C. dermal fibroblasts D. epidermal keratinocytes |
C. dermal fibroblasts
|
|
The nail bed is covered by the __________.
A. nail body B. nail root C. cuticle D. nail cover |
A. nail body
|
|
During which phase of injury repair is the scab undermined by epidermal cells?
A. inflammatory B. migratory C. maturation D. proliferation |
D. proliferation
|
|
The process of skin repair injury begins with ____________..
A. formation of granulation tissue B. stem cell activation C. formation of a blood clot D. formation of scar tissue |
C. formation of a blood clot
|
|
Shedding of the scab and completion of the epidermis occurs during which phase of injury repair?
A. maturation B. inflammatory C. proliferation D. migratory |
A. maturation
shedding of the scab |
|
Mast cells are triggering a response to injury during which phase of repair?
A. migratory B. proliferation C. maturation D. inflammatory |
D. inflammatory
|
|
Why are the elderly more prone to skin infections?
A. they have thinner epidermis B. they have fewer dendritic cells C. tissue repairs take longer D. all of these age-related changes increases susceptibility to skin infections. |
A. all of these
|
|
Damage to elastic fibers in the skin of the elderly results in ___________.
A. skin dryness B. wrinkles C. infection D. hair loss |
B. wrinkles
|
|
____________ represent a link between the integumentary and lymphoid systems
A. melanocytes B. dendritic cells C. basal cells D. Merkel cells |
B. dendritic cells
|