The nurse is auscultating a newborn's heart and places the stethoscope at the point of maximal impulse at which location?
A) Just superior to the nipple, at the midsternum
B) Lateral to the midclavicular line at the fourth intercostal space
C) At the fifth intercostal space to the left of the sternum
D) Directly adjacent to the sternum at the second intercostals space
Question 2
A nursing instructor is preparing a class on newborn adaptations. When describing the change from fetal to newborn circulation, which of the following would the instructor most likely include? (Select all that apply.)
A) Decrease in right atrial pressure leads to closure of the foramen ovale.
B) Increase in oxygen levels leads to a decrease in systemic vascular resistance.
C) Onset of respirations leads to a decrease in pulmonary vascular resistance.
D) Increase in pressure in the left atrium results from increases in pulmonary blood flow.
E) Closure of the ductus venosus eventually forces closure of the ductus arteriosus.
Anatomy of the heart
Heart Model 2
Location of point of maximum effort
Anatomy of the heart
Diagram of the heart showing normal conduction pathway.
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