Skin Homeostasis
When body temperature increases or decreases from 98.6 F, the body will generate a response to bring it back to normal levels. This is an example of what kind of feedback loop?
What is negative feedback?
This accessory structure protects the tips of fingers and toes.
What are nail plates?
What tissue type composes the entirety of your epidermis?
What is epithelial tissue?
What are the two different skin types?
What is thick and thin skin?
What cell type would you find in your femur bone?
What are osteoblasts?
When an injury occurs, mast cells release histamine in order to induce what?
What is inflammation?
When you dye your hair, your hairstylist is treating the outermost layer of the hair shaft. This layer is known as what?
What is the cuticle?
The cutaneous membrane is made up of what two tissue types?
What is epithelial and connective tissue?
How many layers of skin are found in all regions except for your plantar and palmer regions?
What are 4 layers?
What cell type produces pigment variation?
What are melanocytes?
When body temperature increases, what two things will occur in order to bring it down to normal levels?
What is vasodilation and increased sweat gland activity?
This structure of the nail would be considered the most proximal.
What is the nail matrix?
What structure is located in between the epithelial tissue and connective tissue found in the cutaneous membrane?
What is the basement membrane?
Skin found in your palmer region would be BLANK compared to the skin found in your antecubital region.
What is distal?
This cell type is found in all layers of the epidermis except for the stratum corneum and is known as an antigen-presenting cell?
What are Langerhans cells?
As you age, your epidermal and dermal layers begin to thin out, this would most likely put you at risk for what injury?
What are pressure ulcers?
Which gland type lubricates the hair and skin in order to trap in moisture?
What are sebaceous glands?
What type of loose proper connective tissue is found in the subcutaneous layer of the skin?
What is adipose tissue?
What epithelial layer is found ONLY in your plantar and palmer regions?
What is lucidum?
The increase of the division of this cell type can cause psoriasis which is flaky, scale-like skin.
What are keratinocytes?
When you burn yourself, your body will produce a systematic and inflammatory response. What 3 characteristics you would see as a result of inflammation would be what?
What is increased vascular permeability, increased blood flow, and pain.
What type of keratin would you find in the medulla portion of the hair shaft?
What is soft keratin?
There are 2 layers of the dermis, papillary and reticular. What tissue types are they made up of?
What is areolar and dense irregular tissue?
The rule of 9s is used to determine the amount of skin located in a particular region of the body. If an injury were to occur in the ventral side of the abdominal region, what percentage of skin would be affected?
What is 9%?
This cell type is found in the basale layer and it is known for its renewal process. A hyperactive disease known as psoriasis is the result of increased cell division of keratinocytes which is likely due to an issue with this cell type.
What are stem cells?