MBI- 111 TOPIC 9 EXAM 3 MATERIAL QUESTIONS WITH COMPLETE ANSWERS { GRADED A+}
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Course
MBI- 111
Institution
MBI- 111
MBI- 111 TOPIC 9 EXAM 3 MATERIAL
QUESTIONS WITH COMPLETE
ANSWERS { GRADED A+}
what are the contributing factors of acne? - skin types that
are prone to trap skin oil (sebum) and dead cells, excessive
keratinization of the skin, and male hormones
when does acne begin? - when pores are block...
what are the contributing factors of acne? - ✔✔skin types that
are prone to trap skin oil (sebum) and dead cells, excessive
keratinization of the skin, and male hormones
when does acne begin? - ✔✔when pores are blocked by
excessive skin oil and dead cells
what is the bacterial agent of acne? - ✔✔Propionibacterium
acnes
,what does the bacteria acne do? - ✔✔metabolize the oil and
produce products that induce inflammation in the pores
leading to the development of white heads and/or papules
what is cystic acne? - ✔✔chronic inflammation that affects
deeper layers of the skin resulting in the pits and scars that
characterize it
what is some treatment for acne? - ✔✔- drugs that reduce oil
production ie: isotrentinoin
- drugs that target P acnes ie: benzoyl peroxide and antibiotics
- drugs that reduce inflammation ie: salicylic acid
- oral contraceptives
is there a way to prevent acne? - ✔✔no
, what bacterial agent is related to a staph infection? -
✔✔Staphylococcus aureus
what is a furuncle? - ✔✔an infected hair follicle
what does the S aureus bacteria do? - ✔✔it coagulates blood
proteins in order to wall itself off from the immune system
what does walling off result in? - ✔✔a pustule; it's painful due
to inflammation and gets mistaken for a spider bite
what is a carbuncle? - ✔✔group of infected hair follicles
what are the effects of a staph infection? - ✔✔- they can invade
the blood stream and result in organ failure of shock
- invasion of the lungs can results in hard to treat pneumonia
- certain strains of the bacteria can produce damaging
exotoxins and/or superantigens
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