A nurse is measuring the PR interval on an EKG, in order for the measurements to be within the parameters of normal sinus rhythm, the PR interval would need to be between which of the following seconds?

a. 0.12-0.2
b. 0.36-0.44
c. 0.16-0.22
d. 0.2-0.3


a. 0.12-0.2
rationale: The PR interval needs to be between 0.12-0.2 seconds. The PR interval is the time from the onset of the P wave to the start of the QRS complex.]The normal PR interval is between 0.12-0.2 seconds in duration (three to five small squares).

Nursing

You might also like to view...

While walking past a patient's room, you overhear one of the RN staff telling a patient that the patient has no right to refuse chemotherapy treatment because the family and the doctor think the treatment is the best option for the patient

This patient is 40 years of age and alert. When you meet later to discuss what you heard with the RN, it is important to: a. Discuss how statute law enforces the right of the doctor, but not of families, to en-sure that patients comply with recom-mended treatment plans. b. Discuss that statute law provides for pa-tient autonomy and refusal of treatment. c. Remind the nurse to provide clearer ex-planations to aid in the patient's compre-hension of the treatment and compliance. d. Acknowledge the nurse's role in ensuring that she does not fail in her duty of care for the patient.

Nursing

A 55-year-old female patient is undergoing radiofrequency thermal ablation of her primary liver tumor. What does this treatment entail?

A) A tube is inserted into the tumor and ablation is done by superheated water. B) A needle electrode is inserted into the tumor and heated by radiofrequency. C) A tube is inserted into the tumor and chemotherapy is placed into the tumor. D) A needle electrode is inserted into the tumor and killed by laser.

Nursing

A client is diagnosed with a terminal illness. Who is usually responsible for deciding what, when, and how the client should be told?

A) Family B) Clergy C) Nurse D) Physician

Nursing

The patient says, "I am convinced that the mind-body interventions I am using are improving my health." The nurse would ask additional questions about which complementary and alternative therapies that belong to this category? Note: Credit will be given only if all correct choices and no incorrect choices are selected. Standard Text: Select all that apply

1. Yoga 2. Massage 3. Dance 4. Herbal therapies 5. Biofeedback

Nursing