External jugular veins drain from which structures?
neck and left arm
superior vena cava
parotid glands, facial muscles, and scalp
brain and neck
parotid glands, facial muscles, and scalp
Rationale: parotid glands, facial muscles, and scalp
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Which of the following is considered a weapon of mass destruction?
a. Nuclear bomb c. Biological agent b. Chemical weapon d. All of the above
What type of suture is typically used on facial procedures?
a. Chromic surgical gut b. PDS c. Surgical stainless steel d. Plain surgical gut
Herpes ________ types 1 and 2 are both caused by a virus. Type 1 causes cold sores, is very contagious, and is spread through saliva. Type 2, known as genital herpes, is sexually transmitted.
Fill in the blank(s) with the appropriate word(s).
The density of the radiographic image in a film-based environment is the
a. easiest prime technical factor to evaluate. b. result of black metallic silver deposited on a film c. degree of overall blackening of the image. d. all of the above