SKIN FUNCTIONS
A physician who specializes in diseases and disorders of the skin, hair, and nails is known as a __________
Dermatologist
The _________ is the skin's underlying or inner layer and extends to form the subcutaneous tissue.
DERMIS
___________ nerve fibers transmit impulses from the brain or spinal cord to the muscles or glands.
__________ refers to the tiny grains of pigment deposited into cells in the stratum germinativum layer of the epidermis and papillary layers of the dermis.
MELANIN
_________________ consist of a secretory coil and a tube-like sweat duct that ends at the skin's surface to form the sweat pore.
SUDORIFEROUS GLANDS
The __________ is the outermost and thinnest layer of the skin and is made up of five layers—stratum corneum, stratum lucidum, stratum granulosum, stratum spinosum, and stratum germinativum.
Epidermis
STRATUM CORNEUM
Which of the following statements is true of secretory nerve fibers?
A: They are sensory nerves attached to sweat and oil glands.
B:They send messages to the central nervous system to react to pain.
C:They send messages to the brain to react to cold and heat.
D:They control the flow of sebum to the surface of the skin.
D:They control the flow of sebum to the surface of the skin.
__________ is a type of melanin that is red to yellow in color.
Glands that are connected to the hair follicles and secrete sebum are called __________.
sebaceous glands
___________gives the skin its flexibility and elasticity.
ELASTIN
______________ IS A FIBEROUS PROTEIN THAT IS ALSO THE PRINCIPAL COMPONENT OF HAIR, SKIN AND NAILS.
__________ control the flow of sebum to the surface of the skin. What is the name of Bob Cratchit’s Son?
SECRETORY NERVE FIBERS
Skin color—whether fair, medium, or dark—depends primarily on __________.
________ is a fatty or oily secretion that lubricates the skin and preserves the softness of the hair?
WHAT ARE THE 6 FUNCTIONS OF THE SKIN?
PROTECTION
SENSATION
EXCRETION
SECRETION
CONTROL BODY HEAT/TEMPERATURE
ABSORPTION
The clear, translucent layer beneath the outermost layer is called the _____, which is located only on the palms of the hands, soles of the feet, and digits.
STRATUM LUCIDUM
________________ send messages to the central nervous system and brain to react to heat, cold, touch, pressure, and pain?
SENSORY NERVE FIBERS
____________is a type of melanin that is dark brown to black in color.
EUMELANIN
The sudoriferous glands regulate _____ and help eliminate _____ from the body.
BODY TEMPERATURE; WASTE PRODUCTS
Perspiration from the sudoriferous glands is expelled through the skin. Which FUNCTION of the skin does this information most closely relate to?
EXCRETION
The granular layer, or _____, is the layer of the epidermis composed of cells that look like granules and are filled with keratin.
STRATUM GRANULOSUM
When a person gets cold, what part of the body is stimulated and causes goosebumps?
ARRECTOR PILI FIBERS
Differences in genetic skin color among people are due to __________.
the amount of melanin activated in the skin and the way it is distributed
The _____ of sweat cools the skin's surface
EVAPORATION