Pathophysiology for Nurses
– South College Exam 2
Questions & Answers
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Page 1 of 18 Pathophysiology for Nurses – South College Exam 2 Questions & Answers.pdf
,patho for nurses South College exam 2 2 2026-03-07
what is clubbing and what causes it?
caused by chronic hypoxia. the tips of the fingers and the nails curve around the
finger tips.
What are the warning signs of melanoma?
A-one half is unlike the other
B- uneven borders
C-multple colors
D-diameter larger than 1/4 of an inch
E-evolving, changes in color, shape, size
what is the difference in basal cells vs. squamous cell carcinoma?
basal cell- most common form, rarely metastasizes, least likely, easily removable
squamous cell-more aggressive; red, crusty, scaly;
can potentially metastasize,
risk factors for skin cancer?
history of sunburns;
fair skin;
uv radiation from tanning beds;
red, blonde and blue, green eyes;
having 50-100 moles;
unusual or irregular looking moles;
positive family history;
immunosuppression;
previous melanoma or another skin cancer;
age 50 or older
Page 2 of 18 Page 2 patho for nurses South College exam 2.pdf
, patho for nurses South College exam 2 3 2026-03-07
what causes pressure ulcers and what is staging?
increased pressure of a bony prominences causes diminished blood flow.
staging is based upon the level of damage.
Staging of Pressure Ulcers
stage 1: unbalanceable, no open skin
stage 2:skin broken to epidermis or dermis
stage 3: extends to subcutaneous layer.
stage 4: ulcer extends to muscle or bone
what is psoriasis ulcers and what are the characteristics of it?
chronic, genetic, thickening of the epidermis, T-cell autoimmune.
silver white scales, covering red, circumsized, thickened plaques
what is cellulitis and how is it treated?
a deep skin infection usually caused by staph MERSA, or group B
treatment: antibiotics and corticosteroids
what are some tick-borne diseases?
limes disease;
rocky mountain spotted fever;
Tularemia;
Encephalitis
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