Beginner Pelvic Splanchnic Nerves Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. From which spinal cord levels do the pelvic splanchnic nerves arise?
- L1 to L2
- T5 to T9
- S2 to S4
- S5 to Co1
Q2. What type of autonomic fibers are carried by the pelvic splanchnic nerves?
- Somatic motor fibers only
- Postganglionic sympathetic fibers
- Preganglionic sympathetic fibers
- Preganglionic parasympathetic fibers
Q3. Pelvic splanchnic nerves arise from which rami of the sacral spinal nerves?
- Thoracic dorsal rami
- Posterior rami of S2 to S4
- Anterior rami of S2 to S4
- Cervical ventral roots only
Q4. Which autonomic plexus receives pelvic splanchnic nerve fibers in the pelvis?
- Cervical plexus
- Brachial plexus
- Inferior hypogastric plexus
- Lumbar somatic plexus
Q5. Which embryologic gastrointestinal territory receives parasympathetic fibers from pelvic splanchnic nerves?
- Midgut only
- Hindgut
- Pharyngeal gut only
- Foregut only
Q6. Which part of the large intestine receives pelvic splanchnic parasympathetic innervation?
- Proximal jejunum
- Ascending colon
- Cecum
- Descending colon
Q7. Which additional large-intestinal segment receives pelvic splanchnic parasympathetic fibers?
- Sigmoid colon
- Ascending colon
- Proximal two-thirds of transverse colon
- Cecum
Q8. Which parasympathetic nerve supplies foregut and midgut derivatives instead of the pelvic splanchnic nerves?
- Femoral nerve
- Vagus nerve
- Obturator nerve
- Pudendal nerve
Q9. Where do preganglionic pelvic splanchnic parasympathetic fibers generally synapse?
- In the sympathetic trunk
- In dorsal root ganglia
- In the anterior horn of the spinal cord
- In or near the target organs
Q10. Which statement correctly distinguishes pelvic splanchnic nerves from sacral splanchnic nerves?
- Both are purely sympathetic
- Pelvic splanchnic nerves are parasympathetic
- Both are somatic motor nerves
- Sacral splanchnic nerves are branches of the vagus nerve