Master Histology of the Cell & Skin Flashcards
When does the process of cellular differentiation occur in a cell?
Shortly after conception
How would you describe the lipid tail of a phospholipid?
hydrophobic and nonpolar
What type of cell makes up the majority of the epidermis?
Keratinocyte
When there is injury to the skin, how is a signal sent for tissue repair?
with the release of Interleukin-1
Which layer of the skin are melanocytes found?
Basal Layer
Two major types of white cells
granulocytes and lymphocytes
Normal cell turnover time for the stratum corneum
28-30 days
Most abundant protein in the body
collagen
Most abundant water binding molecule
hyaluronic acid
A term used for cell death
apoptosis
When this happens, tissues will release epidermal growth factor
tissue wounding
The 4 basic tissues of the body
epithelial, connective, nervous, muscle
What type of tissue transports signals
nervous
Name 3 types of muscle tissue
skeletal, cardiac, smooth
What do hemidesmosomes do?
Bind the basal layer of the skin to the basement layer using different types of proteins
What is the average recovery time between chemical peels?
4 weeks
What body systems are controlled by the autonomic nervous system
cardiovascular, digestive, respiratory, nervous
Where are Meissner’s corpuscles most likely found?
Soles of the feet
What is the function of corpuscles of Ruffini?
detecting heat
