Spinal & Epidural Part 3 ( Tubog) Exam 1 Flashcards
Which of the following are effects of high thoracic (T4) level dermatomal spread of local anesthetic? (Select 2)
a.) Increase in tidal volume
b.) Small decrease in vital capacity
c.) Decrease in expiratory reserve volume (ERV)
d.) Increase in inspiratory reserve volume
b.) Small decrease in vital capacity
c.) Decrease in expiratory reserve volume (ERV)
Special considerations for patients under neuraxial anesthesia include: (Select 3)
a.) Use caution in COPD, Pickwickian syndrome
b.) Feelings of dyspnea in the normal population
c.) Loss of the ability to take big breaths and strong cough
d.) Increased respiratory rate
a.) Use caution in COPD, Pickwickian syndrome
b.) Feelings of dyspnea in the normal population
c.) Loss of the ability to take big breaths and strong cough
What is the typical reason for apnea during neuraxial anesthesia?
a) Blockage of accessory muscles of respiration
b) Increased tidal volume
c) Reduced blood flow to the brainstem, affecting the brain’s breathing centers
d) Nerve paralysis due to high concentrations of local anesthetics
c) Reduced blood flow to the brainstem, affecting the brain’s breathing centers
Which of the following is unchanged even with high thoracic level dermatomal spread of local anesthetic?
a) Vital capacity
b) Expiratory reserve volume (ERV)
c) Tidal volume
d) Accessory muscles of respiration
c) Tidal volume
High thoracic blockade can result in the blockade of accessory muscles of respiration such as __________ and __________ muscles. (select 2)
A) intercostal
B) abdominal
C) interscalene
D) diaphagm
A) intercostal
B) abdominal
High concentrations of local anesthetics in the spinal fluid rarely cause __________ that stops breathing.
A) diaphragm paralysis
B) phrenic nerve paralysis
C) nerve paralysis
D) accessory muscle weakness
C) nerve paralysis
Small decreases in vital capacity during neuraxial anesthesia is due to loss of __________ muscle contribution in forced expiration.
A) intercoastal
B) abdominal
C) diaphragm
D) pec minor
B) abdominal
Which of the following are functions of parasympathetic efferent innervation in the GI tract? (select 4)
a.) Tonic contractions
b.) Sphincter relaxation
c.) Peristalsis
d.) Secretion
e.) Transmit visceral pain
a.) Tonic contractions
b.) Sphincter relaxation
c.) Peristalsis
d.) Secretion
The sympathetic efferent innervation of the GI tract includes: (select 4)
a.) Inhibition of peristalsis
b.) Inhibition of gastric secretion
c.) Transmission of sensations of satiety
d.) Sphincter contraction
e.) Vasoconstriction
a.) Inhibition of peristalsis
b.) Inhibition of gastric secretion
d.) Sphincter contraction
e.) Vasoconstriction
What is the primary nerve involved in parasympathetic innervation of the GI tract?
a) Splanchnic nerve
b) Superior mesenteric ganglion
c) Vagus nerve
d) Inferior mesenteric ganglion
c) Vagus nerve
Which of the following is a function of sympathetic afferent innervation in the GI tract?
a) Transmit sensations of satiety
b) Transmit visceral pain
c) Promote peristalsis
d) Sphincter relaxation
b) Transmit visceral pain
Parasympathetic afferent innervation transmits sensations of __________, distension, and nausea.
A) hunger
B) peristalsis
C) sphincter constriction
D)satiety
satiety
Sympathetic efferent innervation inhibits peristalsis and gastric secretion and causes sphincter contraction and __________.
A) vasoconstiction
B) spasm
C) vasodilation
D) relaxation
A) vasoconstriction
Parasympathetic efferent innervation includes tonic contractions, sphincter relaxation, peristalsis, and __________.
A) vomiting
B) secretion
C) vasoconstriction
D) paralysis
B) secretion
Which organs receive sympathetic innervation from T5 to L2? (select all that apply)
a.) Liver and Gall Bladder
b.) Stomach
c.) Small Intestine
d.) Colon
e.) Bladder
All the Above
* a.) Liver and Gall Bladder
* b.) Stomach
* c.) Small Intestine
* d.) Colon
* e.) Bladder
Which of the following organs are innervated at T4? (select 2)
a.) Esophagus
b.) Heart
c.) Stomach
d.) Liver and Gall Bladder
a.) Esophagus
b.) Heart
The heart receives sympathetic innervation primarily from which spinal levels?
a) T1 and T2
b) T3 and T4
c) T5 and T6
d) T7 and T8
b) T3 and T4
Sympathetic innervation of the kidney and testes stems from __________ to __________. (select 2)
A) T8
B) L4
C) T10
D) L1
C) T10
D) L1
Sympathetic innervation of the GI tract stems from which spinal levels?
a) T1-T5
b) T3-T7
c) T5-L2
d) L1-L5
c) T5-L2
Which of the following are results of increased parasympathetic activity due to neuraxial anesthesia?(select 3)
a.) Relaxes sphincters
b.) Increases peristalsis
c.) Decreases GI blood flow
d.) Small, contracted gut with active peristalsis
a.) Relaxes sphincters
b.) Increases peristalsis
d.) Small, contracted gut with active peristalsis
Changes resulting from unopposed vagal tone include: (select 2)
a.) Increased GI blood flow
b.) Nausea and vomiting
c.) Decreased incidence of ileus
d.) Large, contracted gut with slowed peristalsis
a.) Increased GI blood flow
b.) Nausea and vomiting
What effect does neuraxial anesthesia have on sympathetic tone?
a) Increases sympathetic tone
b) Reduces sympathetic tone
c) Has no effect on sympathetic tone
d) Inhibits parasympathetic tone
b) Reduces sympathetic tone
What is the incidence of nausea and vomiting in patients due to the changes in unopposed vagal tone caused by neuraxial anesthesia?
a) 10%
b) 15%
c) 20%
d) 25%
c) 20%
Local anesthetics used in neuraxial blocks decrease the activity of __________ nerves.
A) sympathetic
B) parasympathetic
C) autonomic
D) peripheral
A) sympathetic