Integumentary System Flashcards
What are nails made of?
dead keratinocyte cells
What is a function of hair on the skin?
sensory reception
protection
heat retention, etc
Which is the short, fine, light colored hair that barely extends from the follicles?
Lanugo hair
Which is the longer, more coarse hair?
terminal hair
T or F: The hypodermis is the most superficial layer of the skin
false (it is the deepest)
What are the two layers of the Dermis?
Papillary layer and reticular layer
T or F: The hypodermis is highly vascular
true
Where is the melanin passed after it is produced in the melanocytes?
keratinocytes
What are the specific layers of the epidermis?
Stratum corneum
Stratum granulosum
Stratum spinosum
Stratum basale
T or F: The Dermis is made up of dense regular tissue?
false (it is made up of dense irregular tissue)
What happens and where does it happen when someone gets stretch marks?
The collagen fibers tear in the reticular layer of the dermis
What kind of tissue makes up the epidermis?
stratified squamous epithelial tissue
T or F: There are 5 layers of the dermis?
false (there are 5 layers of the EPIDERMIS)
T or F: The papillary layer is made up of areolar connective tissue
true
Where are fingerprints made?
the papillary layer of the dermis
