The Integumentary System

Hyperplasia refers to:

Excessive proliferation of cells leading to an increase in the number of cells

Hypertrophy refers to:

Increase in size of an organ, tissue or cells

Which statement is not true of skin?

It has no nerve endings that respond to heat, cold, touch, pressure, vibration and pain.

Which statement is not true of basal cell carcinoma?

It is a fast growing tumor which does not usually metastasize or spread to other areas.

Which statement is not true of squamous cell carcinoma?

It is the most common form of skin cancer.

Diffusion refers to:

Movement of dissolved particles from a higher concentration to a lower concentration

Osmosis refers to:

Movement of water from a dilute solution to a more concentrated solution

Warts that go under and around toenails and fingernail are called:

Periungual warts

Rosacea is a chronic skin disorder that causes:

Persistent facial erythema

Actinic keratosis, also known as ____, is a ____ skin condition.

Solar keratosis, precancerous

What is a papule?

a small bump or pimple

What is a macule?

a small colored spot of skin

What is a vesicle?

a small fluid filled sac

What is a localized inflammation of the skin due to an exposure to an allergen?

contact dermatitis

Apocrine sweat glands release ____ into their secretions which are distributed throughout the body.

cytoplasm

____ is an inflammatory rash accompanied by pruritus, vesicles, flaking and erythema.

dermatitis

D in "ABCDE" stands for:

diameter

Seborrheic keratosis is a benign overgrowth of ____ and probably the most common benign tumor.

epithelial cells

E in "ABCDE" stands for:

evolution

Cells are the largest units that fulfill the functions of life

false

Columnar cells line blood vessels and the alveolar sacs in the lung.

false

Hyperplasia refers to an increase in size of an organ, tissue or cells.

false

Keratinized stratified squamous epithelium provides the lining of our mouth, esophagus, anus and vagina.

false

Nonkeratinized stratified squamous epithelium has the top layer of flat cells that are covered by a layer of dead cells which contain keratin and are coated with a water repellant.

false

Warts that form around the mouth and look like they have a thread sticking out of them are called:

filiform warts

Warts that grow on the arms and legs are called:

flat warts

____ is an infection of a hair follicle.

folliculitis

Tinea capitis is ____contagious and affects ____ in the scalp.

highly, children

____ is an acute highly contagious bacterial skin infection.

impetigo

____ is also known as jock itch and generally affects the groin and thighs.

tinea cruris

____ causes scales to form on the soles of the feet and in between the toes.

tinea pedis

Lysosomes are spherical organelles in the cytoplasm that contain digestive enzymes.

true

Metaplasia refers to the ability of the cell to be able to change from one type of cell to another type of cell.

true

Necrosis refers to cells that are dead and have undergone structural changes.

true

Stroma is the supporting framework of an organ.

true

Transitional epithelium lines the bladder.

true

What is a pustule?

vesicle filled with pus

Stroma refers to:

the supporting framework of an organ

Which statement is not true of vitiligo?

there are no risk factors

____ affects the smooth skin of the body, the arms and the legs.

tinea corporis

What is a wheal?

A localized elevation of the skin that is pale in the center and may have a red periphery and may have itching

Basal cell carcinoma represents ____ of all skin cancers.

80%

Which statement is true of hemangiomas?

-A hemangioma is a red to purple benign tumor made of small blood vessels and capillaries present at birth. -Risk factors for hemangiomas include being a -Laser treatment can reduce the color of the hemangioma.

Which statement is true of Accutane?

-Accutane is used to treat severe acne. -Accutane can cause severe multiple birth defects and miscarriage.

Risk factors for seborrheic keratosis include:

-Age older than 50 -Family history -Sun exposure

Risk factors for actinic keratosis include:

-Fair skinned -Over the age of 40 -History of prolonged intense sun exposure

Necrosis refers to:

Cells that are dead and have undergone structural changes

Seborrheic dermatitis or ____ is a chronic inflammatory skin disorder involving the sebaceous glands and affects ____.

Dandruff, the head and trunk

____ is an infection of hair follicles, and ____ are deeper infections of hair follicles.

Folliculitis, furuncles

Parenchyma refers to

Functioning cells of glands

____ is highly contagious and affects children in the scalp

Tinea capitis

____ is a nail fungus affecting toenails.

Tinea unguium

Dysplasia refers to:

abnormal development of cells

____ is a strong acne medication that is associated with severe multiple birth defects and miscarriage if conception occurs during treatment.

accutane

____ occurs when old skin cells trap sebum and oil in the hair follicles.

acne

____ is a hereditary recessive disorder characterized by the absence of melanin.

albanism

A in "ABCDE" stands for:

asymmetry

What is a chronic dermatitis of unknown etiology that very often occurs in patients with a history of allergy and allergic conditions, such as asthma and hay fever?

atopic dermatitis

____ is another name for eczema.

atopic dermatitis

The most common form of skin cancer is:

basal cell carcinoma

Vitiligo risk factor does not include:

being male

____ is a cluster of furuncles.

carbuncles

Metaplasia refers to:

cells changing to another type of cell

____ is a deep infection that extends to the subcutaneous tissue.

cellulitis

Melasma is also known as:

chloasma

C in "ABCDE" stands for:

color

Which statement is incorrect about seborrheic keratosis?

it is contagious

Melasma is due to increased production of ____ from hormones.

melanin

"ABCDE" are the warning signs for:

melanoma

Ocular albinism affects ____ and is sex-linked.

only the eye

Warts that grow inward on the soles of the feet are called:

plantar warts

The integumentary system ____.

protects the body

____ is a chronic skin disorder characterized by scaling and inflammation. In 80% of the cases it's characterized by raised inflamed lesions with a silvery white scale.

psoriasis

Hemangioma is a ____ made of small blood vessels and capillaries present at birth.

red to purple benign tumor

Atrophy refers to:

reduction in the size of tissue

____ is an inflammatory skin disorder that causes a facial erythema of unknown etiology. It can progress to papules and pustules. It can become severe and the nose becomes swollen and bumpy.

rosacea

Psoriasis is an inflammatory skin disorder that is characterized by ____ and ____.

scaling, inflammation

If left untreated, up to 20% of actinic keratosis will develop ____.

squamous cell carcinoma

Human skin is made up of:

stratified squamous epithelium

Treatment for warts does not include:

strong acid