Which of the following is a life-threatening dysrhythmia that results in no cardiac output?
A. Ventricular fibrillation
B. Atrial fibrillation
C. Bundle branch block
D. PVCs
E. Ventricular tachycardia
Answer: A
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Your patient is a 72-year-old male patient who is conscious but slow to respond to questions and commands. He has become increasingly lethargic, unemotional, and easily fatigued over the past two months. He has had a decreased appetite and has gained weight over the same period. The patient further states, "I'm constipated and always cold." Which of the following additional signs or symptoms would be consistent with this patient presentation?
A) A "moon-faced" appearance and hyperpigmentation of the skin B) A puffy face, an enlarged tongue, and pale, doughy skin C) Hypothermia, tachycardia, and hypertension D) Goiter, atrial fibrillation, nausea, and vomiting
Patients suffer from one of the many forms of ____, causing an irreversible, gradual cognitive decline as the condition progresses.
A. kyphosis B. delirium C. dementia D. presbycusis
The cardiovascular system is ____.
A. an organelle B. an organ C. the group of all organs involved in oxygenation of the body D. two or more organs working toward the same goal E. an organism
A(n) ____ can be used to diagnose Alzheimer's and Parkinson's diseases.
A. MRI B. PET scan C. cerebral angiography D. electroencephalography