1
The part of a hair that projects from the surface of the scalp or skin is called the ________.
Shaft
The outermost layer of the epidermis is keratinized and known as stratum ________.
Corneum
The three pigments that contribute to skin color are ________, ________, and ________.
melanin, carotene, hemoglobin
"Goosebumps" are caused by contractions of the ________.
arrector pili muscles
The type of burn that involves injury to the epidermis and the upper region of the dermis and is red, blistered, and painful is termed as a ________-degree burn.
second
Hair color is due to a pigment known as ________.
melanin
The white crescent area located over the nail matrix is called the ________.
lunule
The type of gland responsible for body temperature regulation is the ________ gland.
eccrine
Which of the following letters in the ABCD rule for recognizing melanomas is incorrect?
A stands for asymmetry
B stands for border irregularity
C stands for color
D stands for diagnosis
D
The skin and its derivatives (nails, glands, and hairs) form the ________.
Integumentary System
2:
Which of the following is a vital function of the skin?
A It converts modified epidermal cholesterol to vitamin D
B It aids in the transport of materials throughout the body
C The cells of the epidermis store glucose as glycogen for energy
D It absorbs vitamin C so that the skin will not be subject to
A
Although you get wet while swimming, a tough protein within the skin prevents it from soaking up moisture like a sponge. This substance is ________.
Keratin
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
The two main layers of skin are ________.
epidermis and dermis
The "tanning" effect (darkening of the skin) that occurs when a person is exposed to the sun is due to ________.
melanin
A splinter penetrates to the deepest layer of the epidermis on your foot. This layer is the ________.
stratum basale
People who produce a lot of melanin have a skin tone that is ________.
brown
Q20:
Which of the following kills bacteria and prevents bacterial invasions of the skin?
A sweat
B keratin
C sebum
D melanin
sebum
Fingerprints and footprints in the epidermis are created by dermal papillae present in the ________.
Papillary layer of the dermis
Which vitamin is synthesized by the skin?
D
Q16:
A needle pierces through the epidermal layers of the forearm. What is the correct order of the layers:
1. stratum basale
2. stratum corneum
3. stratum granulosum
4. stratum lucidum
5. stratum spinosum
2,3,5,1,4
Nails are composed of ________.
Keratin
Which of the following abnormal skin colors results from liver disorders?
Jaundice
A physician estimates the volume of fluid lost in a severely burned patient by ________.
A measuring urinary output and fluid intake
B observing the tissues that are usually moist
C blood analysis
D using the "rule of nines"
D Using the rule of nines
What skin disorder is recognized using the ABCD rule?
A squamos cell carcinoma
B melanoma
C basal cell carcinoma
D psoriasis
B Melanoma