Pharmacology - Topicals, Ophthalmics, and Otics Flashcards
The skin is the major organ and accounts for _____ of body weight
10%
There are two types of glands in the skin:
Sebaceous glands
Sweat glands
What gland secrete sebum?
sebaceous gland
What glands can either be eccrine or apocrine?
Sweat glands
__________is a simple tube-shaped sweat glands, numerous in the palms of the hands and feet, and secrete fluids rich in glycogen and urea. Their function is to regulate body temperature.
eccrine gland
________are found primarily in the axillary, perineal and genital regions. Their secretions contain protein, carbohydrates and lipids. Body odor arises from bacterial decomposition of constituents of apocrine glands.
apocrine gland
_______is an excessive response to solar radiation in the presence of a sensitizing agent.
Phototoxicity
________is an abnormal sensitivity to light, especially sensitivity of the eyes, but it also includes the skin.
photosensitivity
There are several categories of skin cancer:
Basal cell carcinoma
Squamous cell carcinoma
__________is slow growing, usually forms polyps and rarely metastasizes.
Basal cell carcinoma
_________grows more rapidly, cells tend to keratinize and metastasis is uncommon.
Squamous cell carcinoma
________is a precancerous condition resulting from over exposure to sunlight.
Actinic keratosis
The sebaceous glands may give rise to two common skin disorders:
Seborrhea
Acne vulgaris
_________is a skin condition caused by excessive secretions, which gives the skin an oily appearance.
Seborrhea
__________results from increased glandular activity at puberty, when the sebaceous glands enlarge and become more productive. Lesions are most common on the head and neck
Acne vulgaris