Beginner Sacral Splanchnic Nerves Quiz
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This quiz contains 10 questions. Click below to begin.
Q1. Sacral splanchnic nerves arise from which structures?
- Sacral sympathetic trunks
- Sacral anterior rami
- Pudendal nerves
- Obturator nerves
Q2. Which type of autonomic fibers are carried by the sacral splanchnic nerves?
- Special sensory fibers
- Parasympathetic fibers
- Somatic motor fibers only
- Sympathetic fibers
Q3. Sacral splanchnic nerves contribute primarily to which pelvic autonomic plexus?
- Inferior hypogastric plexus
- Lumbar plexus
- Cervical plexus
- Brachial plexus
Q4. Which statement correctly distinguishes sacral splanchnic nerves from pelvic splanchnic nerves?
- Both are purely somatic nerves
- Both carry only parasympathetic fibers
- Sacral splanchnic nerves are sympathetic, while pelvic splanchnic nerves are parasympathetic
- Sacral splanchnic nerves are parasympathetic, while pelvic splanchnic nerves are sympathetic
Q5. Pelvic splanchnic nerves arise from which spinal levels?
- T5 to T9
- T1 to T4
- L1 to L3
- S2 to S4
Q6. Sacral splanchnic nerves belong functionally to which division of the autonomic nervous system?
- Somatic motor division
- Parasympathetic division
- Special sensory division
- Sympathetic division
Q7. Which structures receive sympathetic innervation distributed through pelvic autonomic plexuses?
- Intrinsic muscles of the tongue
- Muscles of facial expression
- Upper limb skeletal muscles
- Pelvic viscera
Q8. Which structure gives rise to both right and left sacral sympathetic trunks?
- Continuation of the sympathetic trunks
- Continuation of the pudendal nerves
- Continuation of the femoral nerves
- Continuation of the vagus nerves
Q9. Sacral splanchnic nerves pass from the sympathetic trunks toward which general location?
- Popliteal fossa
- Cervical spinal cord
- Pelvic autonomic plexuses
- Brachial plexus
Q10. Are sacral splanchnic nerves the same as pelvic splanchnic nerves?
- Yes, both are somatic motor nerves
- No, they have different origins and autonomic functions
- Yes, both arise from the vagus nerve
- Yes, the terms are completely interchangeable