Skin, Sense And Pain

Question 1

Why is the skin so important in
Radiography?

Answer 1

Skin dose influenced by field size due to increased backscatter with increased size
* Skin damage can be caused by cumulative dose from multiple procedures
* Can be mistaken for allergic reactions to defib pads or electrode
* Fluoroscopy time is a poor indicator of risk because it does not account for dose rate or acquisition mode

Question 2

what are some patient related factors to skin damage

Answer 2

-Compromised skin integrity

-Obesity including overlapping skin folds and location of skin irradiated

• Light fair skin more at risk
• Drugs can increase sensitivity particularly some chemotherapy drugs

Question 3

what is the integumentary system and what is it made up of?

Answer 3

-the skin and its associated structures.

made up of:
- the skin
-accessory organs e.g nails, haie accessory glans e.g. sweat
-supporting muscles and nerves.

Question 4

why is the integumentary system important

Answer 4

-all crucial for maintaining homeostasis, protecting internal organs and enabling sensory perception.
-also played a role in social and physiological aspects as skin health and appearance can impact self esteem and social interactions.

Question 5

what is the skin and what are the 3 main structures

Answer 5

-skin is a complex organ with a multi-layered structure, each layer serving specific functions.

epidermis- outermost later with several sublayers
-dermis- beneath epidermis- thick layer
-subcutaneous- innermost layer

Question 6

summarise the epidermis layer

Answer 6

epidermis- outermost, superificial layer, thinner and made of epithelial tissue.

function- provides protective barrier against env factors and pathogens.

Question 7

summarise the dermis layer

Answer 7

dermis lies beneath the epidermis and is thicker, consist of connective tissue,

function: contains blood vessels, hair follicles, sweat glands and sebaceous glands, it provides strength and elasticity to the skin.

Question 8

summarise the subcutaneous layer

Answer 8

the hypoderis is the deepest layer, composed of areolar and adipose tissue, it connects the dermis to the underlying tissues via connective fibres,

function: acts as a storage site for fat and houses blood vessels that supply the skin. it is sensitive to pressure due to the presence of nerves endings known as corpuscles of touch.