An old man is currently in the Intensive Care Unite with a severe head injury after an accident. He has orders for nothing by mouth and he is

mechanically ventilated. He has a history of hypertension and atrial

fibrillation. His blood pressure is 135/88 mm Hg, heart rate is 89 BPM.

Which of the following risk factors put this patient at the highest risk for

stress related mucosal damage? Explain in detail your answer and the

other choices?

A. NPO and severe head injury

B. mechanical ventilation and hypertension

C. hypertension and atrial fibrillation

D. severe head injury and mechanical ventilation

Atch each muscle name with its corresponding feature. internal rectus biceps abductor number of origins action location fiber direction

In 2009, a flu pandemic was believed to have originated when viral transmission occurred from pig to human, thereby earning the designation, "swine flu." although pigs are thought to have been the breeding ground for the 2009 virus, sequences from bird, pig, and human viruses were all found within this newly identified virus. what is the most likely explanation of why this virus contained sequences from bird, pig, and human viruses? a) the virus was descended from a common ancestor of bird, pig, and human flu viruses. b) the infected individuals happened to be infected with all three virus types. c) related viruses can undergo genetic recombination if the rna genomes mix and match during viral assembly. d) the human was likely infected with various bacterial strains that contained all three rna viruses.

Aclient is prescribed digoxin (lanoxin). what are contraindications/precautions for the use of digoxin (lanoxin)?