Skin, Hair, Nails Flashcards
(131 cards)
It is a physical barrier that protects the underlying tissues and organs from microorganisms, physical trauma, and dehydration?
Skin
Layers of the skin?
Epidermis
Dermis
Subcutaneous Tissue
Distinct layers of epidermis?
*stratum corneum
*stratum lucidum
*stratum granulosum
*stratum germinativum
Connects the dermis to the epidermis?
Dermal Papillae
Are attached to the hair follicles and therefore are present over most of the body?
Sebaceous glands
Two types of sweat glands?
Eccrine glands
Apocrine glands
This type of sweat gland is located over the entire skin?
Eccrine Glands
Are associated with hair follicles in the axillae, perineum, and are usually of the breasts?
Apocrine
A loose connective tissue containing fat cells, blood vessels, nerves and the remaining portions of the sweat glands?
Subcutaneous Tissue
Two types of hair?
Vellus
Terminal
Is short, pale, fine, and present over much of the body?
Vellus Hair
Is longer, generally darker, and coarser than vellus hair?
Terminal Hair
Hair develops within a sheath of epidermal cells called ____?
Hair Follicle
Extends over the entire nail bed and has a pink tinge as a result of blood vessels underneath?
Nail body
Is a crescent shaped area located at the base of the nail?
Lunula
The conditions that are more common in darker skin are?
postinflammatory hyperpigmentation,
vitiligo,
pityriasis alba,
dry or ashy skin
Characteristics of cancerous lessions?
Asymmetry
Irregular borders
Color variations
Diameter greater than 1/4 in or 6 mm
Evolving or changing over time
Suggestive of underlying illness?
Pallor
Cyanosis
Jaundice
May be seen with dry skin, aging, drug reaction, allergies, lice, tinea, insect bites, uremia, or obstructive jaundice?
Pruritus
abnormal sensations of tingling breaking or burning are referred to as______?
Paresthesia
Numbness or darling of the sensations of pain temperature and touch to the feet may be seen in ______?
Diabetic Peripheral Neuropathy
Uncontrolled body odor or excessive or insufficient perspiration may indicate an abnormality of the sweat glands or an endocrine problem such as _______?
Hypothyroidism &
Hyperthyroidism
Patchy hair loss?
Alopacia
Green, black or brown nail discoloration may indicate ____?
Bacterial Infection