Response Of Baroreceptors Flashcards
Lines represent one _
Nerve impulse
Low pressure looks like
l l l
Normal pressure looks like
IIIII I I I IIIII I I I
High pressure looks like
IIIIIIIIIIIIIIIIIIII
Arterial walls stretching is transformed into _ in Baroreceptor nerve fibers
Electrical activity
Baroreceptor nerves don’t
Fire at uniform rate
Baroreceptors fire a volley of nerve impulses when _
Heart contracts and pressure highest
(During systole)
Volley of nerve impulses travel up to _
Medulla
Baroreceptors fall silent during _
Diástole
(Pressure at lowest)
Many Baroreceptors are active at normal pressure to inform medulla when _
Pressure falls
Medulla informed of falling pressure by _
Slowing rate of nerve impulses travel
Some Baroreceptors responsive at low pressure, others fire only at _
High pressure
