Which of the following may cause disorientation?
A) Stroke
B) Alzheimer's disease
C) Brain injury
D) All of the above
D
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The school nurse is assisting the teacher of a science class and a girl asks where the thickest part of the dermis is. What should the nurse answer?
A) The scalp B) The elbows C) The palms of the hands D) The knees
A patient is to receive 100 mL of normal saline over the next 5 hours with microdrip tubing. How many drops per minute are required to infuse this fluid in the prescribed time? _____ gtt per minute
What is the answer?
A patient develops a new sore on the forearm that has been increasing in size and will not heal. Which sign indicates that this sore could be a malignant neoplasm?
A. Slow growth, well-defined borders, and encapsulated B. Rapid growth, well-defined borders, and cohesiveness C. Invasive, local, and does not stop at tissue border D. Noncohesive, invasive, and invades and destroys surrounding tissues
A 92-year-old patient is scheduled for a colectomy. Which of the following physiological changes accompanies the aging process and increases this patient's risk for surgery?
a. An increased tactile sensation b. An increased metabolic rate c. A relaxation of arterial walls d. Reduced glomerular filtration