Which of the following instruments is a long, slender instrument used to determine the size and shape of a hidden area or to detect the presence of a foreign body?
a. Obturator
b. Dilator
c. Sound
d. Retractor
c
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Diabetic patients who have not eaten in too long are at risk for ________
a. a spike in the glucose level of the blood b. dehydration c. insulin shock d. all the above
The cell found in the epidermis that is a component of the immune system is the
A) langerhans cell B) prickle cell C) melanocyte D) epithelial
You walk into the station at the beginning of your shift and see another EMT laundering sheets and pillowcases used from the previous shift. Which one of the following observations should cause you to stop and correct the EMT in relation to this task?
A) He uses exam gloves to transfer the laundry into the washer. B) He is using an EPA-registered sterilant as the detergent. C) He is using a regular laundry detergent to clean the items. D) He handles the dirty laundry as little as possible.
A central intravenous catheter is typically placed for which reason?
A) Repeated administration of medications B) High risk for cardiac arrest C) Administration of transvenous oxygen D) Easy access for hemodialysis