Of the different types of reptile, which includes iguanas and lizards?
A) Crocodilia
B) Serpentes
C) Chelonia
D) Squamata
D
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What part of the lymphatic system is most directly responsible for killing pathogens?
A) Lymph B) Lymphatic capillaries C) Lymphatic vessels D) Lymphocytes
All of the following are ethnic minority groups in the U.S., EXCEPT
A) Asian B) Native American/Alaskan Native C) Caucasian D) Hispanic/Latina
Your 62-year-old patient developed a sudden onset of left-sided weakness 20 minutes ago. She is very anxious and crying and is difficult to manage. Her vital signs are: BP, 168/100 mm Hg; P, 108 beats/min; R, 20 breaths/min; SaO2, 98%. Which of the following interventions is most critical?
A) Alert the stroke team and provide rapid transport. B) Administer diazepam 5 mg IV. C) Administer nitroglycerin 0.4 mg SL. D) Provide oxygen 15 L/min by nonrebreather mask.
Which is the medical term for the resultant backflow of blood when two valvular flaps do not close properly?
a. prolapse b. achalasia c. stenosis d. atresia