Q:An average adult has about ________ square feet of skin.
Q:An average adult has about ________ square feet of skin.
The correct answer is: D 20
Explanation:
The skin is the largest organ of the body, with a total area of about 20 square feet. The skin protects us from microbes and the elements, helps regulate body temperature, and permits the sensations of touch, heat, and cold.
Q:Which is the least common cause of under-eye circles and bags?
Q:Which is the least common cause of under-eye circles and bags?
The correct answer is: D Hard living (stress, alcohol, etc.)
Explanation:
Dark circles, or bags under your eyes, have many causes, including increased melanin (hyperpigmentation), under-eye fat loss, and broken blood vessels. The least common cause of under-eye issues? Hard living – in the way of too much alcohol, caffeine, tobacco, and too little sleep!
Q:What is vitiligo?
Q:What is vitiligo?
The correct answer is: A A skin disorder that causes skin and hair to turn white
Explanation:
Vitiligo (vit-ill-EYE-go) is a pigmentation disorder in which melanocytes (the cells that make pigment) in the skin are destroyed. As a result, white patches appear on the skin in different parts of the body. Similar patches also appear on both the mucous membranes (tissues that line the inside of the mouth and nose) and the retina (inner layer of the eyeball). The hair that grows on areas affected by vitiligo sometimes turns white.
Q:What is the medical term for dry skin?
Q:What is the medical term for dry skin?
The correct answer is: C Xeroderma
Explanation:
Dry skin is a very common skin condition characterized by abnormal or excessive dryness of skin. While dry skin tends to affect males and females equally, older individuals are typically much more prone to dry skin. The skin in elderly individuals tends to have diminishing amounts of natural skin oils and lubricants. Areas such as the arms, hands, and particularly lower legs tend to be more affected by dry skin. Dry skin is also known as xeroderma.
Q:Sagging skin is caused by a reduction in which component of skin?
Q:Sagging skin is caused by a reduction in which component of skin?
The correct answer is: D The hypodermis
Explanation:
Reduction of tissue in the hypodermis is what causes your skin to sag. This layer is also known as the subcutis. It hosts sweat glands, fat, and collagen cells. The hypodermis is responsible for conserving your body's heat and protecting your vital inner organs.
Q:Seventy-five percent of skin is made up of _______________.
Q:Seventy-five percent of skin is made up of _______________.
The correct answer is: C Collagen
Explanation:
Collagen is the most abundant protein in the skin, making up 75% of this organ. This is also your fountain of youth, for it is responsible for warding off wrinkles and fine lines. Over time, environmental factors and aging diminish your body's ability to produce collagen.
Q:The term "pachydermatous" describes skin that is
thin like onion skin.
thick like elephant skin.
Q:The term "pachydermatous" describes skin that is
Q:Yellow dandruff is caused by a skin condition known as
Q:Yellow dandruff is caused by a skin condition known as
The correct answer is: A Seborrheic dermatitis
Explanation:
If dandruff flakes are greasy and yellow, the probable cause is the skin condition known as seborrheic dermatitis; seborrhea is usually associated with redness as well. Dry, thick lesions consisting of large, silvery scales may be traced to the less common psoriasis of the scalp. These scaly conditions become a hazard only if you scratch to the point of causing breaks in the skin, which can place you at greater risk for infections, particularly from Staph and strep bacteria.
Q:A comedo is usually a sign of
Acne (pimples).
Shingles.
Q:A comedo is usually a sign of
Q:Medical communities consider cellulite to be abnormal.
Q:Medical communities consider cellulite to be abnormal.
The correct answer is: • False
Explanation:
Medically, cellulite is not considered abnormal. The lumpiness of cellulite is caused by fat deposits that push and distort the connective tissues beneath skin, leading to the skin's characteristic dimpled appearance.
Note: Cellulite is not related to the condition known as cellulitis, which is a spreading bacterial infection of the skin and tissues beneath the skin.
Q:If you're an average adult, your skin can weigh as much as
Q:If you're an average adult, your skin can weigh as much as
The correct answer is: B 9 lbs
Explanation:
Did you know that your skin is the largest organ of your body? It weighs between 6 and 9 pounds! It protects you from bacteria and viruses that can cause infections, helps you sense the outside world, such as whether it is hot or cold, wet or dry, and regulates your body temperature.
Q:Pruritis is the medical term for
Q:Pruritis is the medical term for
The correct answer is: D Itching
Explanation:
Pruritis is the medical term for itching.
Q:_________________ are twice as likely to suffer from burn injuries.
Women
Men
Q:_________________ are twice as likely to suffer from burn injuries.
Q:"Flesh-eating" bacteria are a myth.
Q:"Flesh-eating" bacteria are a myth.
The correct answer is: • False
Explanation:
Media reports have popularized the term "flesh-eating bacteria" to refer to a very rare but serious bacterial infection known as necrotizing fasciitis. Necrotizing fasciitis is an infection that starts in the tissues just below the skin and spreads along the flat layers of tissue (known as fascia) that separate different layers of soft tissue, such as muscle and fat. This dangerous infection is most common in the arms, legs, and abdominal wall and is fatal in 30%-40% of cases.
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Reviewed by Melissa Conrad Stöppler, MD on October 7, 2010
Sources: 
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Sources:
WebMD: Skin Problems and Treatments Health Center
<http://www.webmd.com/skin-problems-and-treatments/picture-of-the-skin>
WebMD: Solutions for Dark Circles and Puffy Eyes
<http://www.webmd.com/skin-beauty/anti-aging-skin-care-10/eyes-puffy-circles>
MedicineNet: Vitiligo
<http://www.medicinenet.com/vitiligo/article.htm>
MedicineNet: Dry Skin
<http://www.medicinenet.com/dry_skin/article.htm>
WebMD: An Overview of the Skin:
<http://www.webmd.com/skin-beauty/cosmetic-procedures-overview-skin?page=2>
MedTerms: Pachyderma
WebMD Image Collection: Adult Skin Problems
<http://www.webmd.com/skin-problems-and-treatments/picture-of-yellow-dandruff>
MedicineNet: Acne
<http://www.medicinenet.com/acne/article.htm>
WebMD: Healthy Skin
<http://blogs.webmd.com/healthy-skin/2010/08/whats-in-your-moisturizer.html>
MedTerms: Blackhead
MedicineNet: Skin
<http://www.medicinenet.com/cellulite/article.htm>
National Library of Medicine: Skin Conditions
<http://www.nlm.nih.gov/medlineplus/skinconditions.html>
MedicineNet: Itch (Itching)
<http://www.medicinenet.com/itch/article.htm>
WebMD: Burns Topic Overview
<http://firstaid.webmd.com/tc/burns-topic-overview?page=2>
MedicineNet: Necrotizing Fasciitis
<http://www.medicinenet.com/necrotizing_fasciitis/article.htm>
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