Tri - Rivers School of Practical Nursing
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
|---|---|---|---|---|---|
| Epidermis | *stratified squamous epitheilum
*normal flora
🗑
|
||||
| What is normal flora? | normal bacteria
🗑
|
||||
| What are the two layers of the epidermis? | *stratum corneum
*stratum germinativum
🗑
|
||||
| Stratum Corneum | *outermost layer
*many layers of dead cells
*keratin is left
*"waterproof"
*barrier to microrganisms
🗑
|
||||
| What makes the stratum corneum almost waterproof? | keratin
🗑
|
||||
| Stratum Germinativum | *innermost layer
*mitosis takes place here
*cells have form of cholesterol
*has keratin - alive
🗑
|
||||
| Where is cholesterol produced? | the liver
🗑
|
||||
| What is cholesterol involved in the production of? | Vit. D
🗑
|
||||
| What are the 4 cells of the epidermis? | keratinocytes, merkle cells, langerhan cells, melanocytes
🗑
|
||||
| Keratinocytes | specialized - produce keratin
🗑
|
||||
| Merkel cells (discs) | Sensory receptor - touch
🗑
|
||||
| Langerhan cells | immunity
🗑
|
||||
| Melanocytes | produce melanin - color (pigmentation)
🗑
|
||||
| Dermis | *fibrous connective tissue (irregular)
*papillary layer
*hair / nail follicles
*receptors
*glands
*arterioles
🗑
|
||||
| What is papillary layer? | top layer of dermis, has capillaries
🗑
|
||||
| Structure of hair follicles | *root: mitosis takes place
*produces keratin & melanin
*arrector pili
🗑
|
||||
| What is the arrector pili? | muscle, causes goosebumps
🗑
|
||||
| Function of hair follicles | produces keratin and die, hair itself protects
🗑
|
||||
| Structure of nail follicles | root is site of mitosis
🗑
|
||||
| Function of nail follicles | Produces keratin& die, protects end of fingers and toes from mechanical injury
🗑
|
||||
| What are the two types of receptors in the dermis? | pain: heat/cold
pressure/touch
🗑
|
||||
| Free or encapsulated nerve ending? Pain - heat/cold | free
🗑
|
||||
| Free or encapsulated nerve ending? Pressure/Touch | encapsulated
🗑
|
||||
| Glands in the dermis | sebaceous, ceremonious, apocrine, eccrine
🗑
|
||||
| Sebaceous gland | oil - sebum
🗑
|
||||
| Functions of sebaceous gland | keep things moist, water barrier, protection
🗑
|
||||
| Ceremonious gland | ear wax
🗑
|
||||
| Apocrine glands | underarm,genitals
*secretions are thicker
🗑
|
||||
| Eccrine glands | forehead, soles of feet, palms of hands
*thin / watery secretions
🗑
|
||||
| Arterioles & capillaries | supplies O2, removes waste, helps with heat
🗑
|
||||
| vasodialation | opens up veins
bp: lower
temp: lower
🗑
|
||||
| vasoconstriction | tightens veins
bp: higher
temp: higher
🗑
|
||||
| What are the two layers of the skin? | dermis, epidermis
🗑
|
||||
| The stratum corneum is the....? | top layer
🗑
|
||||
| Where does mitosis take place? | Stratum germinativuum, hair roots, nail roots
🗑
|
||||
| The dermis is made of fibrous connective tissues and contains ___________ | nerve endings, glands, capillaries, collagen, elastin
🗑
|
||||
| Functions of the epidermis | prevent H2O loss, mitosis, production of melanin, protection
🗑
|
||||
| Functions of the dermis | contains capillaries, insulation, detect changes, produce sebum, produce cerumen, dialate / constrict, converts cholesterol to vit. D
🗑
|
||||
| What are the proteins of the epidermis and dermis? | keratin, melanin, collagen, elastin
🗑
|
||||
| What protein gives hair its color? | melanin
🗑
|
||||
| Subcutaneous tissue Superficial fascia hypodermis | connective membrane
*areolar / adipose
*WBC
*Mast Cells
*under dermis
*greatest blood supply
🗑
|
||||
| Mast Cells | triggers inflammation
🗑
|
||||
| first degree "superficial" burn | *superficial epidermis
*painful
*no blisters
*appears red
🗑
|
||||
| second degree "partial thickness" burn | *deeper layers of epidermis
*painful
*blisters
🗑
|
||||
| third degree "full thickness" burn | *entire epidermis
*may extend to dermis / subcutaneous tissue
*may not be painful at first
*subject to infection and dehydration
🗑
|
||||
| Basal cell carcinoma | *originates in cells at base of epidermis
*common on upper face
*slow growing
*less likely to metastasize
🗑
|
||||
| Squamous cell carcinoma | *slow growing
*will metastasize
*lesions begin as painless, hard raised nodules
*common on scalp and ears
🗑
|
||||
| Malignant melanoma | *very aggressive
*beings in melanocytes
*metastasizes rapidly
*can be all over
*ABCD rule
🗑
|
||||
| What does the A in the abcd rule stand for? | asymmetry (different on sides)
🗑
|
||||
| What does the B in the abcd rule stand for? | border (not round)
🗑
|
||||
| What does the C in the abcd rule stand for? | coloration (heavy to light, light to heavy pigmentation)
🗑
|
||||
| What does the D in the abcd rule stand for? | diameter (more than 6mm)
🗑
|
||||
| At what mm can a lesion possibly be skin cancer? | anything more than 6 mm
🗑
|
||||
| Nathan injured the soft tissues around his ankle, what tissue type is involved? | fibrous connective tissue
🗑
|
||||
| Nathan also cut his arm, and requires 5 stitches, what membrane did they go through? | cutaneous
🗑
|
||||
| Splinter that wasn't bleeding - what layers did it go through? | epidermis only
🗑
|
Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
aepnkbird
Popular Anatomy sets