Integumentary Quiz

The process of keratinization is directly related to the waterproofing function of the epidermis. A) True B) False

A) True

The skin is one of the more versatile organs of the body. A) True B) False

A) True

The subcutaneous region has adipose cells that help insulate the body from heat as well as cold. A) True B) False

A) True

There are usually no blood vessels in the epidermis. A) True B) False

A) True

A(n) _________________ is the transplanting of one's own skin from an unburned region of the body to a burned area. A) autograft B) homograft C) holograft D) zenograft

A) autograft

Most of the sensory fibers and structures are located in the _____ region. A) dermis B) subcutaneous C) epidermis D) stratum basale

A) dermis

The most active growing region of the nails is the _____. A) lunula B) bed C) plate D) stratum corneum

A) lunula

The following are functions of the skin except which one? A) protects joints B) prevents water loss C) reduces the chance of infection D) protects against harmful chemicals

A) protects joints

Mesothelium is a term that refers to _____ membranes. A) serous B) mucous C) cutaneous D) synovial

A) serous

The protective dead layer of cells of the outer epidermis is called the _______________. A) stratum corneum B) stratum granulosum C) stratum spinosum D) stratum basale

A) stratum corneum

The functions of the skin include all of these except __________________. A) taking in nutrients B) preventing the entry of microorganisms C) retarding water loss D) regulating body temperature

A) taking in nutrients

The color of red hair is due to _____. A) trichosiderin B) melanin C) keratin D) lack of melanin

A) trichosiderin

Transdermal medications are delivered by inserting a hypodermic needle into the subcutaneous region. A) True B) False

B) False

The following belong together except which one? A) acne vulgaris B) alopecia C) comedones D) pustules

B) alopecia

The term goose bumps is directly related to which structures? A) hair follicles B) arrector pili C) sebaceous glands D) lunula

B) arrector pili

Goose bumps in the skin are caused by contraction of the _____ in response to cold or emotions. A) skeletal muscles below B) arrector pili muscles C) dermal papillae D) sebaceous glands

B) arrector pili muscles

The youngest cells would be found in the stratum _____. A) corneum B) basale C) spinosum D) granulosum

B) basale

The pigment _____ found in vegetables can impart a yellow or orange color to the skin. A) melanin B) carotene C) retinene D) bilirubin

B) carotene

The epidermal ridges or fingerprints are probably caused by the _____. A) genes in the epidermis B) dermal papillae C) smooth muscle in dermis D) amount of keratin in cells

B) dermal papillae

It is the body's __________________ glands that respond to higher body temperature and release water to the skin surface. A) sebaceous B) eccrine C) apocrine D) ceruminous

B) eccrine

Within the skin, a basement membrane can be found separating the ________________ and the __________________. A) epidermis; hypodermis B) epidermis; dermis C) dermis; hypodermis D) hypodermis; underlying muscle

B) epidermis; dermis

A group of cells that surrounds the developing hair is called the _____. A) shaft B) follicle C) root D) cuticle

B) follicle

A(n) _____ is a procedure that uses skin from a deceased person to treat a burned area. A) autograft B) homograft C) granulation tissue D) deep partial-thickness graft

B) homograft

Calluses are thickened areas that are formed in response to a/an _____. A) lack of blood flow B) increase in friction or pressure C) increase in abnormal mitosis D) increase in blood flow

B) increase in friction or pressure

The darkness of hair is due mainly to _____. A) the density of the shaft B) melanin concentration C) lack of air gaps D) keratin distribution

B) melanin concentration

The following terms belong together except which one? A) bedsore B) necrosis C) decubitus ulcer D) pressure ulcer

B) necrosis

The part of the hair below the surface of the skin is called the _____. A) follicle B) root C) base D) shaft

B) root

Which type of membrane is found around the abdominal organs? A) mucous B) serous C) epithelial D) cutaneous

B) serous

Hairs arise from which layer of the skin? A) dermis B) stratum basale of the epidermis C) subcutaneous layer D) connective tissue

B) stratum basale of the epidermis

Which term does not belong with the others? A) basal cells B) stratum corneum C) stratum germinativum D) germinal layer

B) stratum corneum

Which type of membrane is comprised of only connective tissue? A) mucous B) synovial C) cutaneous D) serous

B) synovial

What is the main factor in preserving body heat? A) the thickness of the epidermis B) the presence of adipose C) skin moisture D) adequate dermal blood vessels

B) the presence of adipose

Which of these phrases does not characterize the dermis? A) conical dermal papillae B) thinner in areas receiving greater friction and use C) loss of elasticity with age and sun exposure D) muscle and nerve fibers

B) thinner in areas receiving greater friction and use

Albinism is a condition resulting from the genetic inability to produce melanin throughout the body. A) True B) False

A) True

Hair is actually a structure comprised mainly of keratin. A) True B) False

A) True

In order to conserve heat, blood vessels in the skin constrict. A) True B) False

A) True

Most accessory structures found within the dermis are actually of epidermal origin. A) True B) False

A) True

Persons who remain indoors frequently may have a higher risk of developing a malignant melanoma than those who are highly exposed to sunlight because of their work or other reasons. A) True B) False

A) True

Regardless of race, all persons, except albinos, have the same relative numbers of melanocytes. A) True B) False

A) True

The amount of blood supply is directly proportional to the ability of a cell to divide and remain vital. A) True B) False

A) True

The dermis has a rich blood supply while the epidermis is totally devoid of blood vessels. A) True B) False

A) True

The dermis of the face is attached to skeletal muscle fibers that cause the skin to move during facial gestures. A) True B) False

A) True

The elimination of sweat can have an excretory as well as temperature regulating function. A) True B) False

A) True

The nail plate is the part of the fingernail that lies on top of the nail bed. A) True B) False

A) True

The papillary layer of the dermis partially explains the presence of fingerprints in the epidermis. A) True B) False

A) True

Which statement is true about tans and tanning? A) Sunning for the purpose of tanning produces healthier skin. B) A tan indicates sun damage to the skin. C) Tans last even if the skin is not exposed to the sun for months. D) Tanning promotes skin with a more youthful appearance.

B) A tan indicates sun damage to the skin.

A decubitus ulcer is a bedsore caused by an infectious agent or toxic organism. A) True B) False

B) False

Antipyretic drugs are used to treat pyrexia, which is an abnormal drop in body temperature. A) True B) False

B) False

As one ages, the ability to sweat increases as evidenced by increased moisture on the skin of the elderly. A) True B) False

B) False

Dark-skinned persons have a higher probability of developing melanomas because they have more melanocytes. A) True B) False

B) False

Epidermal cells usually grow and divide from the upper layers of the skin and migrate towards the dermis. A) True B) False

B) False

Excessive hair growth on regions of the body is alopecia. A) True B) False

B) False

Hairs are non-cellular structures comprised of compacted chemicals such as keratin. A) True B) False

B) False

Heat exhaustion occurs when the body undergoes excessive sweating on hot, humid days. A) True B) False

B) False

Increased exposure to sunlight actually maintains healthy skin and reduces the effects of aging. A) True B) False

B) False

Sebaceous glands are always associated with each hair follicle. A) True B) False

B) False

Sebaceous glands are only associated with hair follicles and do not exist by themselves. A) True B) False

B) False

The application of an ice pack is an example of temperature control by means of convection. A) True B) False

B) False

The cells in the epidermis are only comprised of squamous epithelial cells. A) True B) False

B) False

The eccrine sweat glands are located in the axillary areas and respond to emotional upsets. A) True B) False

B) False

The epidermis contains a greater variety of cell types in comparison to the dermis. A) True B) False

B) False

The white blood cells secrete interleukins, which are known to block the causes of fevers. A) True B) False

B) False

The _____ structures are associated with detecting deep pressure within the skin. A) Meissner corpuscles B) free nerve endings C) Pacinian corpuscles D) motor nerve fibers

C) Pacinian corpuscles

The presence of _____ is an indication of being in the hypodermis. A) melanin B) keratin C) adipose tissue D) blood vessels

C) adipose tissue

What is the medical term for male pattern baldness? A) alopecia B) alopecia areata C) androgenic alopecia D) acne vulgaris

C) androgenic alopecia

The pigment producing melanocytes are found in the _____ layer. A) spinosum B) granulosum C) basale D) corneum

C) basale

The _____ separates the epidermis from the dermis. A) epithelial cells B) presence of adipose C) basement membrane D) subcutaneous layer

C) basement membrane

The yellowish color of some person's skin is due to _____. A) lack of blood supply B) low melanin levels C) carotene D) hemoglobin

C) carotene

Heat loss occurs from the body by each of these methods except __________________. A) evaporation B) convection C) cellular respiration D) radiation

C) cellular respiration

Hair and fingernails are derived from the _____ cells. A) subcutaneous B) dermal papillary C) epidermal D) keratin

C) epidermal

Skin cancer most likely arises from which type cells? A) dermal B) melanocytes C) epithelial cells D) stratum corneum cells

C) epithelial cells

Meissner corpuscles respond to a stimulus of _____. A) pressure B) heat C) light touch D) cold objects

C) light touch

Which membrane can be comprised of the most diverse types of epithelial and connective tissues? A) synovial B) cutaneous C) mucous D) serous

C) mucous

Cyanosis usually is the result of a reduction in _____. A) melanin B) hemoglobin C) oxygen levels D) the number of blood vessels

C) oxygen levels

What is the major factor that protects skin from the damaging effects of sunlight? A) moisture in the skin B) the thickness of the stratum corneum C) the presence of melanin D) active mitosis

C) presence of melanin

The part of the hair from the surface into the dermis is the _____. A) shaft B) follicle C) root D) dermal papilla

C) root

Where is the greatest amount of keratin found? A) dermis B) stratum basale C) stratum corneum D) stratum spinosum

C) stratum corneum

Adipose tissue is most abundant in the ________________ layer under the skin. A) epidermal B) dermal C) subcutaneous D) transdermal

C) subcutaneous

Sweat glands can also be called _____ glands. A) sebaceous B) holocrine C) sudoriferous D) cutaneous

C) sudoriferous

Unlike the other major membranes of the body, _______________ membranes lack an epithelial layer. A) serous B) mucous C) synovial D) cutaneous

C) synovial

What actually controls and maintains body temperature? A) the skin sweat glands B) sensory skin receptors C) the hypothalamus D) local skin chemicals

C) the hypothalamus

The strength of the dermis would mainly be due to _____. A) the amount of blood vessels B) the distribution of elastic fibers C) the presence of collagen fibers D) the thickness of the layers

C) the presence of collagen fibers

What is one important function for melanin? A) cause the skin to be cooler B) increase the amount of blood vessels C) strengthen the skin or eyes D) absorb harmful radiation

D) absorb harmful radiation

Modified sweat glands, called __________________ glands, secrete wax in the ear canal. A) sebaceous B) eccrine C) apocrine D) ceruminous

D) ceruminous

The greatest source of body heat is through _____. A) the hypothalamus B) prevention of sweating C) constriction of blood vessels D) contraction of skeletal muscle

D) contraction of skeletal muscle

The skin is called the _____ membrane. A) epithelial B) serous C) synovial D) cutaneous

D) cutaneous

Cells that surround melanocytes may contain more melanin than the melanocytes because of the process of _____. A) mutation B) cell rupture C) having cellular extensions D) cytocrine secretion

D) cytocrine secretion

The most easily regulated loss of heat through the skin is by _____. A) conduction B) convection C) radiation D) evaporation

D) evaporation

Choose the response that the body employs to raise body temperature only when the others listed have failed. A) constricted skin blood vessels B) sweat glands inactivated C) slight skeletal muscle contraction D) full body shivering

D) full body shivering

The stratum basale is also called the stratum _____. A) corneum B) spinosum C) granulosum D) germinativum

D) germinativum

The subcutaneous layer can also be referred to as the _____. A) dermis B) epidermis C) stratum malpighii D) hypodermis

D) hypodermis

The main tissue in the dermis is _____. A) regular dense connective tissue B) stratified squamous epithelium C) smooth muscle D) irregular dense connective tissue

D) irregular dense connective tissue

The _____ is the thick white area of the nail that reflects the rapid growth of the cells below it. A) nail bed B) nail root C) lacuna D) lunula

D) lunula

Within nails, the most rapidly dividing cells can be found in the __________________. A) nail plate B) nail bed C) nail tip D) lunula

D) lunula

Melanocytes lie within the _________________ of the skin. A) stratum corneum and top layers B) deepest dermis C) stratum spinosum and stratum lucidum D) stratum basale and upper dermis

D) stratum basale and upper dermis

Which term does not belong with the others? A) epidermis B) dermis C) cutaneous membrane D) subcutaneous region

D) subcutaneous region

The following relate to sebaceous glands except which one? A) produce sebum B) are associated with hair follicles C) provide waterproofing D) use merocrine methods

D) use merocrine methods