carotid canal n.
A passage through the petrous part of the temporal bone that transmits the internal carotid artery.
- Carotid ganglion
carotid ganglion carotid ganglion n. A small ganglionic swelling on the filaments from the internal carotid plexus, lying on the undersurface of the carotid artery in the cavernous sinus.
- Carotid sheath
carotid sheath carotid sheath n. The dense fibrous tissue enveloping the carotid artery, internal jugular vein, and vagus nerve on either side. Historical Examples The knife may even reach the vertebral column without damaging the contents of the carotid sheath. Manual of Surgery Volume Second: Extremities–Head–Neck. Sixth Edition. Alexander Miles
specialized nerve end organs producing a slight dilatation of the carotid artery where it branches into the external and internal carotid arteries, responding to changes in blood pressure by mediating changes in the heartbeat rate. carotid sinus n. A dilation of the common carotid artery at its bifurcation into the internal and external carotids, containing […]
- Carotid sinus syncope
carotid sinus syncope carotid sinus syncope n. Syncope resulting from overactivity of the carotid sinus and occurring either spontaneously or in reaction to pressure on a sensitive carotid sinus.