In the heart, what plays a role in generating impulses and mediating the heart's pacemaker function??
A) Sodium
B) Potassium
C) Magnesium
D) Calcium
D
You might also like to view...
Which of the following factors has not been implicated in the etiology of inflammatory bowel disease?
1. Autoimmune reaction to bacterial flora in the bowel 2. Environmental factors 3. Genetic susceptibility 4. Reactivation of a viral infection
A client's temperature is 102°F. Which of the following would the nurse also expect to find?
A) Weak, thready pulse B) Tachycardia greater than 100 bpm C) Respiratory rate between 12 and 20 breaths/minute D) Blood pressure 10 mm Hg greater than normal
The nurse has just administered 150 g of mannitol IV to a patient with increased intracranial pressure. What is most important for the nurse to monitor in the hour after administration?
A) Weight of patient B) Blood pressure of patient C) Pulse of patient D) Respiratory rate of patient
The nurse notes that the uterus is folded backward with the cervix tilted upward when examining a female client. The nurse would correctly document which of the following findings in this situation
1. Retroversion 2. Retroflexion 3. Midposition 4. Anteflexion