Podcast
Questions and Answers
What is the primary function of the parasympathetic outflow of the vagus nerve on the heart?
What is the primary function of the parasympathetic outflow of the vagus nerve on the heart?
- Increased heart rate and contraction force
- Initiation of cardiac arrhythmias
- Maintenance of constant heart rate
- Decreased heart rate and contraction force (correct)
Which of the following organs is NOT stimulated by the vagus nerve for secretion of digestive enzymes?
Which of the following organs is NOT stimulated by the vagus nerve for secretion of digestive enzymes?
- Adrenal glands (correct)
- Pancreas
- Salivary glands
- Liver
What is the purpose of the gag reflex?
What is the purpose of the gag reflex?
- To stimulate digestion
- To prevent choking (correct)
- To regulate breathing
- To facilitate swallowing
Which cranial nerve is responsible for the sensory arc of the gag reflex?
Which cranial nerve is responsible for the sensory arc of the gag reflex?
What is the desired response of the gag reflex, regardless of the input side?
What is the desired response of the gag reflex, regardless of the input side?
Which of the following is NOT a target response of the vagus nerve's parasympathetic outflow?
Which of the following is NOT a target response of the vagus nerve's parasympathetic outflow?
What is the primary function of the GVE component of the vagus nerve?
What is the primary function of the GVE component of the vagus nerve?
Which of the following organs is NOT innervated by the vagus nerve?
Which of the following organs is NOT innervated by the vagus nerve?
What is the purpose of the vagus nerve's innervation of the smooth muscle and glands of the thoracic and abdominal viscera?
What is the purpose of the vagus nerve's innervation of the smooth muscle and glands of the thoracic and abdominal viscera?
What is the role of the vagus nerve in the regulation of the digestive system?
What is the role of the vagus nerve in the regulation of the digestive system?
