Superficial and necrotic infections 1

Question 1

Temperature of skin?

Answer 1

35 degrees

Question 2

_____ bacteria on the skin than in the gut

Answer 2

fewer

Question 3

ph of skin?

Answer 3

acidic

Question 4

what does the saltiness of the skin do to the bacteria?

Answer 4

puts osmotic stress on them

Question 5

how does abc terra invade through skin

Answer 5

needs some type of trauma

Question 6

why is the skin hard to colonise

Answer 6

constantly renewing itself and easily repaired

Question 7

gram ____ bacteria mostly colonise the skin

Answer 7

positive

Question 8

what type of areas of skin do corynebacteriaceae like?

Answer 8

oily- back, behind ears

Question 9

where do the gram negatives which colonise the skin tend to be seen

Answer 9

sweaty regions- armpit, creases

Question 10

why do we sometimes see gram negatives on the hands and buttocks?

Answer 10

most likely contamination from the GIT

Question 11

What is blunt trauma?

Answer 11

bruising

Question 12

what does blunt trauma commonly produce

Answer 12

necrotising bacteria

Question 13

_____ will affect severity of the skin infection

Answer 13

depth

Question 14

TF: only some type of bacteria can cross the skin barrier unaided

Answer 14

false- no known bacteria can

Question 15

impetigo occurs when in the skin

Answer 15

upper layer- epidermis

Question 16

which layers does cellulitis get to?

Answer 16

the dermis

Question 17

what layer of the skin does necrotising bacteria reach?

Answer 17

fascia and muscle layers

Question 18

order of the skin layers?

Answer 18

epidermis
dermis 
subcutaneous fat
fascia 
muscle