Sympathetics in the Thorax – Thoracic Nerves
Über den Vortrag
Der Vortrag „Sympathetics in the Thorax – Thoracic Nerves“ von Craig Canby, PhD ist Bestandteil des Kurses „Lung / Development of Respiratory System (Texas A&M MGA Week 1)“.
Quiz zum Vortrag
What action would result from sympathetic outflow to the thoracic viscera?
- Bronchodilation
- Vasodilation of pulmonary vessels
- Decrease in heart rate
- Increase in peristalsis
In the sympathetic system, in which area of the gray matter does the preganglionic cell body reside?
- Lateral gray horn
- Dorsal gray horn
- Ventral gray horn
- Anterior gray horn
- Anterior funiculus
What is the anatomic location where the synapse of preganglionic and postganglionic fibers of the sympathetic nerves occurs?
- Outside the vertebral column
- Anterior horn of the gray matter
- Dorsal horn of the gray matter
- Substantia nigra
- Pons
What is the effect of innervation by the sympathetic nerves on the heart?
- Increases contractility
- Decreases contractility
- Decreased heart rate
- Decreased excitability
- Increased ejection fraction
What is the level of origin of the least splanchnic nerve?
- T12
- T4
- T6
- T8
- T10
![Anatomy [Archive]](https://assets-cdn1.lecturio.de/lecture_collection/image_medium/87992_1693919964.png)
Dozent des Vortrages Sympathetics in the Thorax – Thoracic Nerves
Craig Canby, PhD
Dr. Craig Canby is a Professor of Anatomy and the Associate Dean for Academic Curriculum and Medical Programs at the College of Osteopathic Medicine at Des Moines University, Iowa, USA.
He obtained his PhD in Anatomy at the University of Iowa.
For his achievements in teaching and research, he received various awards such as the DPT Class of 2008 Teaching Excellence Award and the prestigious Hancher-Finkbine Medallion.
Within Lecturio, Dr. Canby teaches courses on Anatomy.
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