Recurrent Laryngeal Nerve
“How do neurons transmit motor signals to the larynx? FAQ explained”
Question 1. Superior cervical sympathetic ganglion
Answer:
- Superior cervical ganglion is largest of three ganglia
- It is spindle shaped structure
- It is 2.5 cm long
Situation:
- Below the skull
- Opposite to C2 and C3 vertebrae
- Behind carotid sheath
- Front of prevertebral fascia
“Understanding the recurrent laryngeal nerve through FAQs: Composition, functions, and uses explained”
Branches:
- Grey rami communicans
- Internal carotid nerve
- External carotid nerve
- Pharyngeal branch
- Left superior cervical cardiac nerve
- Right superior cervical cardiac nerve
“Importance of studying the recurrent laryngeal nerve for medical students: Questions explained”
Question 2. Name four muscles supplied by the recurrent laryngeal nerve.
Answer:
- Muscles supplied by the recurrent laryngeal nerve are Drains
- Intrinsic muscles of larynx posterior cricoarytenoid, lateral cricoarytenoid, transverse cricoarytenoid, oblique arytenoid, aryepiglottic, thyroarytenoid and thyroepiglottic, vocalis.
- Sensory nerves to larynx below the level of vocal cords
- Inferior constrictor of pharynx
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