Integumentary system

A splinter pierces through the epidermal layers of the sole of the foot in the following order

24351

A nurse tends to a patient with a sunburn. Upon examination she sees blisters and red skin. What type of burn does the patient most likely have?

2nd degree burn

Which type of burn destroys all skin layers

3rd degree

Keratin

A tough protein found in the skin hair or nails

an active infection of the sebaceous glands

Acne

Sebum

An oily substance that helps keep the skin and hair soft

Largely confined to the axillary (armpit) and genital area this type of sweat gland becomes active during puberty

Apocrine sweat glands

The term goose bumps is directly related to the

Arrector pili muscle

Hair follicles are located in which layer of the skin

Dermis

papillary layer

Dermis layer that is uneven and has peg like projections. Responsible for finger prints

The arrector pili muscle is represented by

Label b looks like a vagina

The gland that produces a mixture of oily substances and fragmented cells is indicated by

Label c looks like popcorn

The hypodermics or subcutaneous tissue is represented by

Label d

Which of the following is not a type of cell found in the epidermis

Lamellar corpuscles

Stratum lucidum

Layer of the epidermis that occurs on the palms of the hands soles of the feet and where skin is hairless and extra thick

The only dry membrane is the

cutaneous membrane

Stratum basale

deepest layer of epidermis that is involved in rapid cell division

The top layer of the epidermis is made of

flat, dead cells

Although you get wet while swimming, which tough protein within the skin prevents it from soaking up moisture like a sponge?

keratin

The white crescent area located over the nail matrix is called the ________.

lunule

Hair color is due to a pigment known as ________.

melanin

What skin disorder is recognized using the ABCD rule?

melanoma

stratum corneum

outermost layer of epidermis made up of dead cells

epidermal dendritic cells

skin cells that initiate an immune system response to the presence of foreign bacteria or viruses

Melanocytes

specialized cells in the skin that produce melanin

Which layer of the epidermis is composed of flattened dead keratin filled cells?

stratum corneum

Hypodermis

subcutaneous layer stores fat

Jan got her microscope slides mixed up in lab as they were unlabeled. The slide with abundant adipose tissue should be labeled as the ________.

subcutaneous tissue (hypodermics)

I'm order to warm the body up when cold

The arrector pili muscles contract to stand hairs right up

integumentary system

The organ that envelops the bodu

Which of the following is not part of the integumentary system

Cartilage

Which is not a function of the skin

Contracts and relaxes muscles

The outer most layer of the epidermis is keratinized and known as stratum

Corneum

Reticular layer

Deepest dermal layer. Contains dense irregular connective tissue as well as blood vessels sweat and oil glands and deep pressure receptors

Which type of sweat gland is the most numerous and are found all over the body producing clear sweat

Eccrine sweat glands

This type of cell is scattered in the epidermis and plays an important role in alerting and activating immune system cells

Epidermic dendritic cells

Which layer of the skin does not have a blood supply of its own

Epidermis

When James shaves his face which portion of his hair is removed

Hair shaft

The staphylococcus infection of the skin that causes pink water filled raised lesions is known as

Impetigo

Individual hair are columns of cells that die after becoming filled with

Keratin

Which of the following is a cancer of melanocytes and is often the most deadly

Malignant melanoma

The "tanning" effect (darkening of the skin) that occurs when a person is exposed to the sun is due to the increased presence of

Melanin

Which of the following membranes lines the body cavities that are open to the exterior

Mucous

Which of the following is the most common form of cancer and the least melignant

Nasal cell carcinoma

Epidermis

Outer layer of skin

Finger prints and footprints in the epidermis are created by dermal papillae present in the

Papillary layer of the dermis

Melanin

Pigment that protects the skin from damaging effects of the suns uv rays

Which of the following is a lubricant that keeps skin soft and moist and also contains chemicals that kill bacteria?

Sebum

Joe just burned his hand on a hot pot. A blister forms and the burn is painful; Joe's burn would best be described as a

Second degree burn

Sebaceous layer

Secretes sebum (oil glands)

Sudoriferous glands

Secretes sweat

The reproduction of cells occurs in which layer of the epidermis

Stratum basale

Which layer of the epidermis forms the nail bed

Stratum basale

Which of the following is a vital function of the skin

The skin converts modified epidermal cholesterol to vitamin D.

Merkel cells

touch receptors