Integumentary system part 2 Flashcards
What glands are only found in the ear canal
Ceruminous glands
What is the pH or seat and sebam relative to blood and what is that function?
about 10 times more acidic than blood. To be antibacterial and antimicrobial
What is Scopolamine and how is administered
A sea sickness medication that is administered transdermally
What is transdermal drug administration
drugs administered through skin via a patch
How can ATP be used as a chemical message?
When as cell is broken ATP on the outside of the cell can serve as a signal to recruit the immune system
What are the common immune cell ins the epidermis and what layers are they found in
The Langerhan Cells (Epidermal dendritic cells). They are found in the stratum spinous and the strum granulosum
The reticular layer of the dermis is composed of what tissue type?
Dense irregular tissue
The papillary layer of the dermis is composed of what tissue type?
areolar connective tissue
What two things come together to form the boundary of the dermis and epidermis?
The dermal papillae and the epidermal ridge
In what layer of the skin would you find the sweat and sebaceous glands?
The reticular layer of the dermis
Where would you find a Merkel cell and what is it’s function?
In the upper dermis and lower epidermis. They are responsible for light touch.
Where do you find the actively dividing cells for the hair
The hair bulb
Name 4 types of Integumentary Glands
Sudoriferous, Lactiferous, Sabaceous, Ceruminous
What are sweat glands also called?
Sudoriferous Glands
Where in the body can you find Apocrine Glands?
Axillae, pubic region, and nipple/areola
What the two types of sweat glands.
Eccrine and Apocrine.
What type of secretion do eccrine glands use?
Merocrine
What type of secretion do apocrine glands use what does it entail?
Apocrine sectretion: partial cell lysing
What type of secretion do sebaceous glands use?
Holocrine
What structure is responsible for detecting pressure change and high frequency vibrations?
Pacinian of Lamellated Corpuscles
What is the crescent shaped are near the base of you fingernail called
The Lanula. It it the most active area of nail growth.
What is the name of the muscle associated with your hair and what type of muscle is it
Arrector Pili. It is smooth Muscle
What are major waste products (other than water) in eccrine
Salt and Urea
What properties of sebam help in protection
Sebam interferes with cell wall of fungus and bacteria and its acidity helps fight off pathogens
