Trauma to which vertebrae will cause ventilation dysfunction?
a. C3–C5 c. T4–T6
b. C5–T3 d. T7–T10
A
The phrenic nerve arises from the cervical plexus through the fourth cervical nerve, with secondary contributions by the third and fifth cervical nerves. For this reason and because the diaphragm does most of the work of inhalation, trauma involving levels C3 to C5 causes ventilation dysfunction.
You might also like to view...
A child is experiencing difficulty with chewing and swallowing. The nurse knows that which of the following cells may be innervating specialized gut-related receptors that provide taste and smell?
A) Special somatic afferent fibers B) General somatic afferents C) Special visceral afferent cells D) General visceral afferent neurons
Auscultation of a child's heart reveals a loud murmur with no thrill. The nurse documents this as:
A) Grade II B) Grade III C) Grade IV D) Grade V
Which of the following factors must the nurse consider when a client with cancer indicates signs of pain, nausea, and fear?
A) Infection B) Fatigue C) Ulceration D) High cholesterol levels
A nurse is gathering assessment data for a client admitted from the ED. The wife of the client tells the nurse, "I will give you all the information you need
He does not tell the truth." It is best for the nurse to obtain her assessment information from the: 1. ED chart 2. Client 3. Wife of the client 4. Admitting physician