NURS 192- Exam 2 with Complete Solutions
NURS 192- Exam 2 with Complete Solutions What are cardiac muscle cells? They are self-excitable and generate spontaneous action potentials that trigger heart contractions What are the natural pacemaker of the heart? The auto rhythmic fibers in the SA node bc they initiate action potentials most frequently What does the nervous system and hormones modify? Heart rate and force of contraction (not the rhythm) P wave depolarization of SA node and atria QRS complex ventricular depolarization and atrial repolarizatio
Escuela, estudio y materia
- Institución
- NURS-192:
- Grado
- NURS-192:
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- Subido en
- 21 de junio de 2024
- Número de páginas
- 10
- Escrito en
- 2023/2024
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- Examen
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nurs 192 exam 2 with complete solutions
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what are cardiac muscle cells they are self excit
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