The major functions of the midbrain periaqueductal gray (PAG), including pain and
analgesia, fear and anxiety, vocalization, lordosis and cardiovascular control are considered …

Many psychological and environmental factors are known to influence responsiveness to
noxious sensory stimuli. Until recently, the physiological mechanisms which enable such …

Independent discoveries in several laboratories suggest that the midbrain periaqueductal
gray (PAG), the celldense region surrounding the midbrain aqueduct, contains a previously …

Publisher Summary Considerable evidence suggests that the cell dense region surrounding
the midbrain aqueduct, the midbrain periaqueductal gray region (PAG), is a crucial neural …

Publisher Summary Recently, it has become clear that discrete longitudinal columns of
neurons within the periaqueductal gray region (PAG) play special roles in coordinating …

This book constitutes the proceedings of a NATO Advanced Research Workshop held at
Chateau de Bonas (France) from 10-15 July 1990 on the Midbrain Periaqueductal Gray …

The periaqueductal gray (PAG) is an anatomic and functional interface between the
forebrain and the lower brainstem and has a major role in integrated behavioral responses …

Previous anatomical and physiological studies have revealed a substantial projection from
the periaqueductal gray (PAG) to the nucleus paragigantocellularis (PGi). In addition …

The periaqueductal gray (PAG) plays an important role in analgesia as well as in motor
activities, such as vocalization, cardiovascular changes, and movements of the neck, back …

Chemical stimulation of the midbrain periaqueductal gray matter (PAG) in conscious animals
produces opposite responses (viz., defensive behavior and pressor responses from the …