Which disorder is depicted in the image below?

Linea Nigra

Psoriasis

Mongolian Spot

Milla

Answer and Explanation

The Correct Answer is C

A. This is a dark vertical line that can appear on the abdomen during pregnancy, typically extending from the pubic area to the navel, which is not what is depicted in the image of a Mongolian Spot.

B. A chronic skin condition that results in red, itchy, scaly patches; this does not match the appearance of a Mongolian Spot.

C. This is the correct answer as it refers to a blue-gray pigmentation commonly found on the backs and buttocks of infants, particularly in individuals of Asian or African descent.

D. These are small, white cysts that can appear on the skin, typically on the face, and are not consistent with the description of a Mongolian Spot.

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Correct Answer is ["B","C","E"]

Explanation

A. The diaphragm of the stethoscope is used for high-pitched sounds, such as lung and normal heart sounds, not low-pitched sounds.

B. The binaural (earpieces) should fit snugly in the ears to ensure proper sound transmission and clarity.

C. Short tubing provides more accurate sounds by minimizing sound distortion, making it ideal for clinical use.

D. The bell of the stethoscope is used for low-pitched sounds, such as heart murmurs, not high-pitched sounds.

E. The stethoscope works by blocking out environmental sounds to help the user focus on internal body sounds.

Correct Answer is ["8"]

Explanation

Volume (mL) = Desired dose (mg) / Concentration (mg/mL)

In this case:

Desired dose = 400 mg
Concentration = 250 mg/5 mL = 50 mg/mL

Plugging the values into the formula:

Volume = 400 mg / 50 mg/mL = 8 mL

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Which disorder is depicted in the image below?

Nursing Test Bank

Naxlex Comprehensive Predictor Exams

The nurse is teaching a group of unlicensed assistive personnel about the stethoscope. Which statements about the stethoscope are appropriate for the nurse to include in the teaching session? (Select all that apply.)

Correct Answer is ["B","C","E"]

Explanation

A nurse is preparing to administer valproic acid 400 mg PO bid for migraine headaches. Available is valproic acid 250 mg/5mL. How many mL should the nurse administer per dose? (Round the answer to the nearest whole number. Use a leading zero if it applies. Do not use a trailing zero.)

Correct Answer is ["8"]

Explanation

An assistive personnel (AP) reports a client's vital signs as tympanic temperature 37.1° C (98.8° F), pulse 42/min, respiratory rate 14/min, and BP 98/77 mm Hg. Which vital sign should the nurse re-measure?

A nurse is completing a client's history and physical examination. Which information should the nurse consider subjective data?

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