Welcome to one of our human brainstem videos @wcucomneuroscience258
An isolated brainstem specimen is used to demonstrate rhomboid fossa (floor of fourth ventricle). Moving caudally below obex, we also look at the gracile and cuneate tubercles of the closed medulla.
Rhomboid fossa
Lateral recess of fourth ventricle
Sulcus limitans
Striae medullares of rhomboid fossa
Facial colliculus
Vagal trigone
Hypoglossal trigone
Area postrema
Obex
Gracile tubercle
Cuneate tubercle
