NU 189 Exam 2 Questions with Correct
Answers Graded A+ 2026
Hemoglobin lab value (Hgb) -Correct Answer ✔-Male: 14-18
Female: 12-16
Phosphorus lab value -Correct Answer ✔-2.5-4.5
Hematocrit (Hct) lab value -Correct Answer ✔-Male: 42-52%
Female: 37-47%
white blood cells (WBC) lab value -Correct Answer ✔-5,000-10,000/mm3
platelet count (PLT) lab value -Correct Answer ✔-150,000-400,000/mm3
Glucose (GLU) lab value -Correct Answer ✔-Both sexes: 70-110
Sodium (NA) lab value -Correct Answer ✔-135-145
Potassium (K) lab value -Correct Answer ✔-3.5-5.0
Creatinine lab value -Correct Answer ✔-0.6-1.2 mg/dL
memory trick creati(nine) 0.9 is middle value (nine)
blood urea nitrogen (BUN) lab value -Correct Answer ✔-10-20 mg/dL
red blood count (RBC) lab value -Correct Answer ✔-Male: 4.7-6.1
Female: 4.2-5.4
Calcium (Ca) lab value -Correct Answer ✔-9.0-10.5 mg/dL
Gray hair caused by the absence of -Correct Answer ✔-Melanin
, Wood light -Correct Answer ✔-Special light for detecting skin conditions.
Wood light used to diagnose -Correct Answer ✔-Fungal infections, ringworm
(tinea corporsis), thrush (moniliasis), athlete's foot (tinea pedis), jock itch (tinea
cruis) and sexual assault cases.
Dermatits -Correct Answer ✔-inflammation of the skin
Atopic Dermatitis teaching -Correct Answer ✔-(Eczema); Well hydrate skin with
moisturizer!!! and avoid hot baths
Psoriasis -Correct Answer ✔-chronic skin condition producing red lesions covered
with silvery scales
Psoriasis teaching -Correct Answer ✔-- use comfort measures (baths w/
emollients, oatmeal baths, emollient creams) to soften scales (KEEP MOIST!!)
- do not scratch or pick lesions!!
- extreme UV radiation can aggravate the condition!!!
-humidifier!!!
Bacterial infections of the skin -Correct Answer ✔-Cellulitis, furuncles, carbuncles
Bacterial infection management -Correct Answer ✔-Warm compresses
HSV-1, HSV-2 -Correct Answer ✔-Herpes (oral and genital)
Herpes simplex avoid -Correct Answer ✔-Kissing, direct contact!!
ABCDE -Correct Answer ✔-asymmetry, border, color, diameter, evolving
basal vs squamous cell carcinoma -Correct Answer ✔-B: small, waxy nodule with
pearly borders...most frequently on the face
Answers Graded A+ 2026
Hemoglobin lab value (Hgb) -Correct Answer ✔-Male: 14-18
Female: 12-16
Phosphorus lab value -Correct Answer ✔-2.5-4.5
Hematocrit (Hct) lab value -Correct Answer ✔-Male: 42-52%
Female: 37-47%
white blood cells (WBC) lab value -Correct Answer ✔-5,000-10,000/mm3
platelet count (PLT) lab value -Correct Answer ✔-150,000-400,000/mm3
Glucose (GLU) lab value -Correct Answer ✔-Both sexes: 70-110
Sodium (NA) lab value -Correct Answer ✔-135-145
Potassium (K) lab value -Correct Answer ✔-3.5-5.0
Creatinine lab value -Correct Answer ✔-0.6-1.2 mg/dL
memory trick creati(nine) 0.9 is middle value (nine)
blood urea nitrogen (BUN) lab value -Correct Answer ✔-10-20 mg/dL
red blood count (RBC) lab value -Correct Answer ✔-Male: 4.7-6.1
Female: 4.2-5.4
Calcium (Ca) lab value -Correct Answer ✔-9.0-10.5 mg/dL
Gray hair caused by the absence of -Correct Answer ✔-Melanin
, Wood light -Correct Answer ✔-Special light for detecting skin conditions.
Wood light used to diagnose -Correct Answer ✔-Fungal infections, ringworm
(tinea corporsis), thrush (moniliasis), athlete's foot (tinea pedis), jock itch (tinea
cruis) and sexual assault cases.
Dermatits -Correct Answer ✔-inflammation of the skin
Atopic Dermatitis teaching -Correct Answer ✔-(Eczema); Well hydrate skin with
moisturizer!!! and avoid hot baths
Psoriasis -Correct Answer ✔-chronic skin condition producing red lesions covered
with silvery scales
Psoriasis teaching -Correct Answer ✔-- use comfort measures (baths w/
emollients, oatmeal baths, emollient creams) to soften scales (KEEP MOIST!!)
- do not scratch or pick lesions!!
- extreme UV radiation can aggravate the condition!!!
-humidifier!!!
Bacterial infections of the skin -Correct Answer ✔-Cellulitis, furuncles, carbuncles
Bacterial infection management -Correct Answer ✔-Warm compresses
HSV-1, HSV-2 -Correct Answer ✔-Herpes (oral and genital)
Herpes simplex avoid -Correct Answer ✔-Kissing, direct contact!!
ABCDE -Correct Answer ✔-asymmetry, border, color, diameter, evolving
basal vs squamous cell carcinoma -Correct Answer ✔-B: small, waxy nodule with
pearly borders...most frequently on the face
