Name the anatomical structures (epithelia) that provide the following sensations:
a. sense of smell
b. sense of taste
c. sense of vision
d. sense of head movement (constant)
e. sense of gravity/acceleration

It takes 69 to 420 licks to get to the center of a tootsie

As cell after cell rapidly transmits the electrical charge, the entire heart contracts in one coordinated motion, creating a heartbeat. ... The SA node (called the pacemaker of the heart) sends out an electrical impulse. The upper heart chambers (atria) contract. The AV node sends an impulse into the ventricles.