All the following statements relative to oral verrucous carcinoma are correct except:
a. May develop from proliferative verrucous leukoplakia
b. Typically metastasizes early to subman-dibular lymph nodes
c. Usually treated with surgery
d. Microscopically well differentiated
e. Is both exophytic and endophytic
B
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Logistic regression is appropriate for modeling (choose all that apply):
a. Odds ratios b. Relative risks c. Mean differences
Toxic effects of medications may be caused by:
A. decreased renal function B. altered memory C. less acute vision D. all of the above
Which organization is charged with coordinating the procurement and allocation of human organs and tissues from donors to recipients?
A) UHDDS B) UNICEF C) United Way D) UNOS
You are called to a local knife-throwing contest, where a 42-year old man has a large dagger impaled in the middle of his chest. Your assessment reveals that he is pulseless and apneic. How should you manage this patient and his injury?
A. Carefully remove the knife, control the bleeding, and begin CPR B. Carefully remove the knife, control the bleeding, and attach an AED to the patient. C. Secure the knife in place with a bulky dressing and transport immediately D. Make sure that the knife is secured, initiate CPR and transport immediately