Pharyngeal Constrictor Muscles Flashcards
1
Q
Which muscles construct the pharynx during swallowing via peristalsis?
A
The superior, middle, and inferior pharyngeal constrictors.
2
Q
O&I of Superior pharyngeal constrictor? (Most deep constrictor)
A
O-attached anteriorly to mandible & medial pterygoid plate
I- posterior median raphe of pharynx
3
Q
O&I of Middle pharyngeal constrictor?
A
O-hyoid bone
I- posterior median raphe of pharynx
4
Q
O&I of Inferior pharyngeal constrictor? (Most superficial constrictor)
A
O- laryngeal cartilages
I- posterior median raphe of pharynx
5
Q
What nerve innervates the pharyngeal constrictors?
A
Pharyngeal plexus of Cranial X (Vagus Nerve)
