People's perceptions of what an ideal body looks like: select one: a. have always emphasized thinness. b. vary from one culture to another. c. have remained constant over time. d. emphasize the perfect ratio of height and weight.

People's perceptions of ideal body types (b.) vary from one culture to another. This is especially clear when delving into the popular photos from various countries and comparing them to one another. We can notice that not every country has the same ideals about weight (thinness) that the U.S. does, and in some cultures having long necks is incredibly attractive, while it might not be in the U.S. It is our culture that truly influences the important physical aspects of our people.

the glands which are associated with each description is given below:

pancreas - is an endocrine and exocrine gland that secretes juices with enzymes for digestion. salivary glands- with protection and digestion in the mouth. liver- secretes bile for digestion.   lachrymal glands - secrete tears to moisten eyes and protect them from particles and infection.   sweat gland -regulates water, salt, and temperature. oil glands - to form a protective barrier on the skin.   goblet cells - secrete mucus for protection.