Arrange the following in correct sequence:
(1) gustatory cell depolarizes
(2) action potential stimulated in gustatory neurons
(3) food substance dissolves in saliva
(4) neurotransmitter released by gustatory cell
(5) food substance enters taste pore and attaches to receptor on gustatory hair
A. 5, 4, 1, 2, 3
B. 3, 5, 1, 4, 2
C. 5, 3, 1, 4, 2
D. 3, 1, 4, 5, 2
E. 3, 2, 1, 5, 4

c. 3, 5, 1, 4, 2

Explanation:

1. (3) food substance dissolves in saliva

2. (5) food substance enters taste pore and attaches to receptor on gustatory hair

3. (1) gustatory cell depolarizes

4. (4) neurotransmitter released by gustatory cell

5. (2) action potential stimulated in gustatory neurons

Saliva has digestive functions that help food to be easily swallowed. We need saliva to taste foods because it dissolves the chemicals. The sense of taste is called gustation. We taste something with our tongue and then sensations would be carried via the facial (VII) cranial nerve. One of the newest taste to be described is umami.

1. loamy sand is about 80% sand with 10% clay and defined mostly by sand particles with some clay to provide structure and fertility. the sand particles are easily visible and the soil holds structure but breaks apart easily.

2. scott sand can improve his soil quality by incorporating more silt and organic matter into the soil. peat moss and organic matter can also be incorporated.