The Integumentary System • Skin and its accessory structures
... – melanocytes convert tyrosine to melanin • UV in sunlight increases melanin production • Clinical observations – freckles or liver spots = melanocytes in a patch – albinism = inherited lack of tyrosinase; no pigment – vitiligo = autoimmune loss of melanocytes in areas of the skin produces white pat ...
... – melanocytes convert tyrosine to melanin • UV in sunlight increases melanin production • Clinical observations – freckles or liver spots = melanocytes in a patch – albinism = inherited lack of tyrosinase; no pigment – vitiligo = autoimmune loss of melanocytes in areas of the skin produces white pat ...
Hair removal with a second generation broad spectrum
... granulomatous degeneration of the hair follicles after normal-mode ruby laser treatment with less effect on blond hair and a ¯uence-dependent hair reduction.7 On the other hand, McCoy et al19 found that there was no evidence of permanent follicle death after one 3-ms pulsed ruby laser treatment. Als ...
... granulomatous degeneration of the hair follicles after normal-mode ruby laser treatment with less effect on blond hair and a ¯uence-dependent hair reduction.7 On the other hand, McCoy et al19 found that there was no evidence of permanent follicle death after one 3-ms pulsed ruby laser treatment. Als ...
Seeley Essentials of Anatomy and Physiology 6th
... Scalp hairs can grow longer than eyelash hairs because A. the head has a better blood supply than the eyelid. B. the hair follicles in the scalp are much deeper than follicles in the eyelid. C. the scalp hairs are more exposed to the sun, which stimulates growth. D. the growth stage for scalp hairs ...
... Scalp hairs can grow longer than eyelash hairs because A. the head has a better blood supply than the eyelid. B. the hair follicles in the scalp are much deeper than follicles in the eyelid. C. the scalp hairs are more exposed to the sun, which stimulates growth. D. the growth stage for scalp hairs ...
nails
... • A layer of connective tissue beneath the epidermis – Composed mainly of collagen and elastic fibers – Well supplied with blood vessels, sweat glands, sebaceous glands, and nerve endings ...
... • A layer of connective tissue beneath the epidermis – Composed mainly of collagen and elastic fibers – Well supplied with blood vessels, sweat glands, sebaceous glands, and nerve endings ...
The diagnosis and management of TINEA CAPITIS
... Secondary infection (= impetigo) by Staphylococcus aureus or beta haemolytic streptococci causes this appearance. Regional lymphadenopathy is common. Gray patch tinea capitis is an ectothrix infection and by far the commonest presentation seen at the Dermatology Clinic at Tygerberg Hospital. This fo ...
... Secondary infection (= impetigo) by Staphylococcus aureus or beta haemolytic streptococci causes this appearance. Regional lymphadenopathy is common. Gray patch tinea capitis is an ectothrix infection and by far the commonest presentation seen at the Dermatology Clinic at Tygerberg Hospital. This fo ...
29 - Collin College
... stratum spinosum Arise most often on scalp, ears, and lower lip Grows rapidly and metastasizes if not removed Prognosis is good if treated by radiation therapy or removed surgically ...
... stratum spinosum Arise most often on scalp, ears, and lower lip Grows rapidly and metastasizes if not removed Prognosis is good if treated by radiation therapy or removed surgically ...
The Integumentary System
... of melanin for black or brown; distinct form of melanin for red White: decreased melanin and air bubbles in the medulla ...
... of melanin for black or brown; distinct form of melanin for red White: decreased melanin and air bubbles in the medulla ...
Developing and Marketing a New Product.
... perspire 50 percent more than women and are consequently more prone to dandruff. To address this and other specific needs, we have developed 2 tailored dandruff solutions to suit both sexes’ individual scalp types— and thus, Crystal, the first ever anti-dandruff shampoo formulated specifically for m ...
... perspire 50 percent more than women and are consequently more prone to dandruff. To address this and other specific needs, we have developed 2 tailored dandruff solutions to suit both sexes’ individual scalp types— and thus, Crystal, the first ever anti-dandruff shampoo formulated specifically for m ...
Cicatricial (scarring) alopecia: an overview and a clinical approach
... A third of the cases of CCLE have scarring alopecia.This condition is more common in adult women. It commonly affects the central scalp with associated skin changes such as erythema, scaling, follicular plugging, change in pigmentation, and skin atrophy (Annessi, 1999, Harries 2009). In contrast, di ...
... A third of the cases of CCLE have scarring alopecia.This condition is more common in adult women. It commonly affects the central scalp with associated skin changes such as erythema, scaling, follicular plugging, change in pigmentation, and skin atrophy (Annessi, 1999, Harries 2009). In contrast, di ...
Dermis
... hair plexus) wraps around each hair bulb • Bending a hair stimulates these endings, hence our hairs act as sensitive touch receptors ...
... hair plexus) wraps around each hair bulb • Bending a hair stimulates these endings, hence our hairs act as sensitive touch receptors ...
HAPChapter 4
... • ______________(sudoriferous glands)-many in the skin-2 types: 1)eccrine glands-all over body and make sweat(mostly water,NaCl,vitamin C and tarces of metabolic wastes(ammonia, urea,uric acid and lactic acid.It is acidic and inhibits bacteria….sweat comes through a pore(not same as facial pores);h ...
... • ______________(sudoriferous glands)-many in the skin-2 types: 1)eccrine glands-all over body and make sweat(mostly water,NaCl,vitamin C and tarces of metabolic wastes(ammonia, urea,uric acid and lactic acid.It is acidic and inhibits bacteria….sweat comes through a pore(not same as facial pores);h ...
hapch4
... • ______________(sudoriferous glands)-many in the skin-2 types: 1)eccrine glands-all over body and make sweat(mostly water,NaCl,vitamin C and tarces of metabolic wastes(ammonia, urea,uric acid and lactic acid.It is acidic and inhibits bacteria….sweat comes through a poer(not same as facial pores);h ...
... • ______________(sudoriferous glands)-many in the skin-2 types: 1)eccrine glands-all over body and make sweat(mostly water,NaCl,vitamin C and tarces of metabolic wastes(ammonia, urea,uric acid and lactic acid.It is acidic and inhibits bacteria….sweat comes through a poer(not same as facial pores);h ...
The Integumentary System
... 4. stratum spinosum: multiple layers of cells 5. stratum basale: deepest layer of single cuboidal or columnar cells, also contains melanocytes ...
... 4. stratum spinosum: multiple layers of cells 5. stratum basale: deepest layer of single cuboidal or columnar cells, also contains melanocytes ...
(LLLT) for treatment of hair loss
... the hair cycle. The dermal papilla of the hair follicle is believed to be the key regulatory element in progenitor cell activation, hair matrix cell proliferation and terminal differentiation of trichocytes [13]. Androgenetic alopecia (AGA) is the most common form of hair loss in men affecting almos ...
... the hair cycle. The dermal papilla of the hair follicle is believed to be the key regulatory element in progenitor cell activation, hair matrix cell proliferation and terminal differentiation of trichocytes [13]. Androgenetic alopecia (AGA) is the most common form of hair loss in men affecting almos ...
Human Anatomy and Physiology I Laboratory
... melanocytes, and the cells push upward and keratinize as they do in the epidermis. The hair is formed of stacked, flattened, keratinized cells. Vellus hair is fine, thin hair which lacks the pigmented cortex. ...
... melanocytes, and the cells push upward and keratinize as they do in the epidermis. The hair is formed of stacked, flattened, keratinized cells. Vellus hair is fine, thin hair which lacks the pigmented cortex. ...
Integument
... _____ free nerve endings (These are nerve endings that allow us to sense pain and temperature. They lie at the superficial aspect of the dermis and may even send tiny little processes into the epidermis. They monitor distortions and movements across the body surface. Note: these are not visible on s ...
... _____ free nerve endings (These are nerve endings that allow us to sense pain and temperature. They lie at the superficial aspect of the dermis and may even send tiny little processes into the epidermis. They monitor distortions and movements across the body surface. Note: these are not visible on s ...
Acne keloidalis nuchae in a Caucasian woman - JPAD
... pointed out that the ingrowth of hair could well be secondary to the scarring. Whether the initial event is pseudofolliculitis, bacterial folliculitis or some other process, there is significant individual predisposition especially as regards the severity of the scarring. Associated keloids in other ...
... pointed out that the ingrowth of hair could well be secondary to the scarring. Whether the initial event is pseudofolliculitis, bacterial folliculitis or some other process, there is significant individual predisposition especially as regards the severity of the scarring. Associated keloids in other ...
Understanding Male Skin
... Centers for Disease Control and Prevention (CDC), in 2006, 57 percent of people diagnosed with melanomas of the skin were men, and 65 percent of those that died were men.6 These scary statistics should serve as an impetus to educate men about the need for daily defense against sun damage while prov ...
... Centers for Disease Control and Prevention (CDC), in 2006, 57 percent of people diagnosed with melanomas of the skin were men, and 65 percent of those that died were men.6 These scary statistics should serve as an impetus to educate men about the need for daily defense against sun damage while prov ...