Electrical And Chemical Communication Between Cells Flashcards
1
Q
Heart cells joined by protein pores which allow _ to cross cell membrane
A
Electrically charged ions
2
Q
Internal and external stimuli detected by specialized chemicals called _
A
Receptors
(Normally proteins)
3
Q
Receptors transduce (convert) info in a form that can be related to _
A
Other cells in the body
4
Q
Communication between body’s cells accomplished by _ or _
A
Chemical messengers
Electrical currents
5
Q
Most electrical messages are carried by nerve cells but also _ cells
A
Heart
6
Q
Slower effect of cell communication are chemical messengers such as _ released into bloodstream
A
Hormones
7
Q
Adrenaline rush from stressful situation doesn’t kick in for about _ seconds (range)
A
15-20
8
Q
Adrenaline molecules need to diffuse through bloodstream to _
A
Target organs (slowness)
