The nurse is providing care for a patient whose cancer has metastasized to her small intestine. What does the small intestine do? Select all that apply
A) Creation of human waste products
B) Reabsorption of water to maintain blood pressure
C) Secretion
D) Absorption
E) Movement of nutrients into the blood stream.
C, D, E
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Mixed venous oxygen saturation is a parameter that measures
A) the balance between PaO2 and SaO2. B) partially compensated acidosis. C) partially compensated alkalosis. D) the balance between oxygen supply and oxygen demand.
A 54-year-old man has a myocardial infarction, resulting in left-sided heart failure. The nurse caring for the man is most concerned that he will develop edema in what area of the body?
A) Abdominal B) Liver C) Peripheral D) Pulmonary
The nurse who is talking on the telephone with a depressed adolescent recognizes that the statement indicating the greatest immediate suicide risk is:
a. "I just needed to talk to someone to keep myself from thinking silly thoughts about killing myself.". b. "My parents aren't home and won't be back for 4 hours. That should be enough time for the pills to work. I've got a hundred of them.". c. "My dad will be home first, so he'll find me. So I think I'll use his gun. I hope he didn't lock the cabinet.". d. "My girlfriend is here with me. She told me to call because I was talking crazy about killing myself.".
Although many substances can be considered drugs, which drug definition is the most appropriate?
1. Any substance that is found in nature or that normally occurs in the body 2. Any substance that is synthesized and tested in the laboratory setting 3. Any substance that is taken to prevent, cure, or reduce symptoms of a medical condition 4. Any substance that can be isolated from natural substances in nature