Which are the three primary characteristics of heart function?(Select all that apply)

1. Blood pressure
2. Speed of conduction
3. Contractility of heart
4. Respirations
5. Heart rate


2, 3, 5

Rationale 1:Blood pressure is not a primary characteristic of heart function.
Rationale 2:Speed of impulse conduction is one of the primary characteristics.
Rationale 3:Contractility or force of contraction is a primary characteristic of heart function.
Rationale 4:Respirations are not associated with heart function.
Rationale 5: Heart rate is a primary characteristic of heart function.

Global Rationale: Three fundamental characteristics of heart function are force of contraction or contractility, heart rate, and speed of impulse conduction.

Nursing

You might also like to view...

During a well-baby check the nurse notices the infant does not demonstrate the expected developmental milestones for this age. Which of the following nursing interventions should be completed first?

1. The nurse should initiate a consult with social services for a home assessment. 2. The nurse should consult with the health care provider. 3. The nurse should ask the parents questions about their play activities with the infant. 4. The nurse should prepare the family for a potentially upsetting diagnosis.

Nursing

The results of a contraction stress test (CST) are positive. Which intervention is necessary based on this test result?

a. Repeat the test in 1 week so that results can be trended based on this baseline result. b. Contact the health care provider to discuss birth options for the client. c. Send the client out for a meal and repeat the test to confirm that the results are valid. d. Ask the client to perform a fetal kick count assessment for the next 30 minutes and then reassess the client.

Nursing

A new mother tells the nurse that her friend's baby died from sudden infant death syndrome, and she wants to make sure that her baby is safe. Which of the following should the nurse do to assist the mother?

1. Encourage the mother to place the child in a face-down position for sleep 2. Suggest the mother avoid immunizing the child 3. Instruct the mother to keep the baby with her at all times to assess for apnea periods 4. There is no one cause for the syndrome; the best thing is to keep the baby healthy.

Nursing

Donabedian's framework for outcomes research emphasizes all of the following factors except:

A) Outcomes B) Interactions C) Processes D) Structures

Nursing