Chapter 3
Which of the following is a function of sebum? -keeping skin soft -keeping hair soft -killing bacteria -all of the above
All of the above
A bedsore is caused by ____.
An area of localized pressure
All of the following are functions of the subcutaneous fat except ____. -padding -insulation -blood storage -energy storage
Blood storage
Which of the following is not a symptom of peritonitis? -bluish skin color -abdominal pain -shortness of breath -vomiting
Bluish skin color
____ is a component of the ABCD. rule for determining the presence of melanoma.
Color
Which of the following is not a function of the skin? -vitamin D production -waste elimination -contraction -water resistance
Contraction
Curly hair is produced by which of he following follicle shapes?
Flat
Which of the following causes cold sores? -herpes varicella -herpes simplex virus type 1 -human papilloma virus -herpes zoster
Herpes simplex virus type 1
The ____ of the skin is deep to the dermis.
Hypodermis
____ is the tough protein found in skin and nails.
Keratin
Which of the following produce a pigment that acts as a sunscreen? -epidermal dendritic cells -keratinocytes -melanocytes -Merkel cells
Melanocytes
Which of the following is the membrane that lines body cavities open to the outside world? -mucous -cutaneous -serous -pleura
Mucous
The dermis consists of two layers--the papillary and the ____ layer.
Reticular
The ____ is found only on the palms, soles, fingers and toes.
Stratum lucidum
Beginning at the stratum basale and moving up the next layer of the epidermis is the ____.
Stratum spinosum
Merkel cells function as ____.
Touch receptors