Answer:
C
Explanation:
The esophagus has an empty lumen with stratified squamous epithelium contacting the lumen and deep to the epithelium is a basement membrane and then two layers of smooth muscle. The esophagus is a long muscular tube that connects the pharynx to the stomach. This structure keeps food and secretions from going going down the windpipe without absorbing the products. It is the least complex section of the digestive tube which plays the role of conveying boluses of food from the pharynx to the stomach. Absorption in the esophagus is virtually absent.
Where are the activities??? Is this from a test?
Your answer is B: Heart disease. Heart disease is the leading cause of death in the United States.
If I've got it right, her target rate is <span>A. the heart rate she should maintain during most exercise to obtain fitness and health benefits. It's the most suitable one.</span>
