skin

Which one of the following is NOT a function of the skin?

Production of vitamin A

TRUE OR FALSE. A function of mucus is to keep membranes soft and moist.

True

A serous membrane that covers the organs found in a body cavity is referred to as the

visceral portion

Loss of elasticity due to decreased numbers of elastic fibers contributes to wrinkles and aging. In which of the following do we find an abundance of elastic fibers?

Dermis

Which of the following is responsible for forming the ridges and grooves that make up fingerprints?

Dermis

Which of the following is (are) true of serous membranes?

Double walled membrane/may become infected due to infection

Which of the following is the correct order from most superficial to deepest?

Epidermis, dermis, hypodermis/subcutaneous

TRUE OR FALSE. Dark skinned individuals do not get melanoma because the dark skinned individuals have more melanocytes than fair skinned individuals.

False

A tough waterproof protein that gives the outer layer of the skin some protection and helps to prevent dehydration.

Keratin

Which of the following is responsible for absorbing harmful ultraviolet radiation from the sun before it reaches the deeper tissues of the integumentary system?

Melanin

Which one of the following is a pigment that is responsible for giving the skin some of its color?

Melanin

Which of the following is the most serious type of skin cancer?

Melanoma

Small cushion like sacs found between many moving body parts are known as:

bursae

Synovial membranes which are found in highly moveable joints such as the knee are :

connective tissue membranes

Blood vessels to the skin constrict when the body needs to:

conserve heat

Receptors of the integumentary system are found in the:

dermis

The "rule of nines" is used to:

determine the extent of a burn injury

Nails are accessory organs of the skin and are produced by the:

epidermis

Minor discomfort, some reddening of the skin, no blistering and minimal tissue damage:

first degree burn

The fine soft hair of a new born infant:

lanugo

The "ABCD" rule of self-examination of moles refers to the warning signs of:

melanoma

When a cancer spreads to distant sites from where it originated:

metastasis

The linings of the respiratory, reproductive, and urinary tracts are examples of:

mucous membranes

Free nerve endings are responsible for sensing:

pain

A serous membrane that lines the walls of a body cavity is referred to as the:

parietal portion

A serous membrane lining the walls of the abdominal cavity and covering the organs in that cavity:

peritoneum

A serous membrane lining the walls of the thoracic cavity and covering the lungs:

pleura

Pacinian corpuscles are receptors that are responsible for sensing:

pressure on the skin surface

Arrector pili muscles that are responsible for producing "goose bumps" is:

smooth muscle

Complete destruction of the epidermis and dermis; tissue death extends into the subcutaneous tissue; often involves the underlying muscle and even bone:

third degree burn

Which of the following is NOT a function of the hypodermis?

Source of vitamin A production

TRUE OR FALSE. The skin is the largest organ of the body.

True

Which one of the following is the MOST important factor in causing skin cancer?

Ultraviolet radiation

Which one of the following is NOT true of squamous cell carcinoma?

Is fast growing

TRUE OR FALSE. Sebum production increases during adolescence and decreases in late adulthood.

True

TRUE OR FALSE. The purpose of the skin ridges on our fingers and toes is to improve our grip when using tools or walking barefoot.

True

TRUE OR FALSE. The severity of a burn is determined by the depth of the injury as well as by the amount of surface area affected.

True

Which of the following is NOT true of decubitus ulcers?

They are always a sign of abuse when seen in a nursing home setting

TRUE OR FALSE. A possible complication of appendicitis is inflammation of the serous membrane that lines the abdominal cavity is and is termed peritonitis.

True

TRUE OR FALSE. Epithelial membranes are composed of epithelial tissue and an underlying layer of specialized connective tissue.

True