Food molecules move through the digestive tract by smooth muscle contractions called ___________________ which is innervated by the ______________.

The mouth is to mastication as the ________________is to deglutition.

Pedro is a 29 year old male who often consumes far more than his necessary daily intake of food, and thus suffers from obesity. In addition, he often complains of acid reflux, also commonly known as GERD (gastroesophageal reflux disease). Which of the following structures is likely to be weakened, leading to Pedro’s acid reflux? 

If you put the following sphincters in the correct sequence, which would come third?

Which of the following is the best example of mechanical digestion?

Which of the following does not belong in the stomach?  Select all that apply. 

The mouth is to mastication as the ________________is to deglutition.

Pedro is a 29 year old male who often consumes far more than his necessary daily intake of food, and thus suffers from obesity. In addition, he often complains of acid reflux, also commonly known as GERD (gastroesophageal reflux disease). Which of the following structures is likely to be weakened, leading to Pedro’s acid reflux? 

Teeth known grinding with 4-5 cusps are the:

How many upper molars can be found in an adult’s mouth?