Exam 41: Animal Nutrition

Pepsinogen is converted to its active form in the stomach by ________.

A zoologist analyses the jawbones of an extinct mammal and concludes that it was an herbivore. The zoologist most likely came to this conclusion based upon the ________.

Because the foods eaten by animals are often composed largely of macromolecules, animals need to have mechanisms for ________.

Lysine is an essential amino acid for animals. If an animal did not consume lysine in its diet, you might expect that the animal ________.

If a mammal did not obtain enough iodine in its diet, you might expect ________.

Examine the digestive system structures in the figure. - The highest rate of nutrient absorption occurs at location ________.

In a healthy person, after a carbohydrate-rich meal, the production of ________ will increase, causing the uptake of ________ from the blood into liver cells.

Feelings of hunger can be stimulated by the hormone ________, but suppressed by the hormone ________.

Nutrient-rich blood from the intestine is carried through the ________ to the liver.

The absorption of fats differs from that of carbohydrates in that ________.

If you put the following events in the order they occur in the human digestive system, the third event in the series would be:

The bile salts ________.

After surgical removal of the gallbladder, a person might need to limit his or her dietary intake of

Mechanical digestion, the process of breaking down large chunks of food into smaller pieces, is important because smaller pieces of food ________.

The Pimas are a group of people living in the south-western United States and Mexico. Although Pima Indians living in the United States and Mexico have a similar genetic background, a five-fold increase in the incidence of type II diabetes mellitus among US Pima has been reported. The body mass index of Mexicans of non-Pima descent, Mexicans of Pima descent, and Pimas living in the US is shown in the figure. Based on this information and the graph, what can you infer about the incidence of type II diabetes mellitus?

Jahasz-Pocsine and co-workers found a correlation between gastric bypass surgery and neurological complications. Surgeons performed gastric bypass surgery on 150 patients at the University of Arkansas for Medical Sciences Neurology Clinic. Of the 150 patients, 26 experienced neurological complications related to the surgery. What is the most likely cause for the neurological complications?

Three groups of cyclists consumed three different types of diets: high-carbohydrate; a diet mixed in carbohydrates, fat, and protein; or a diet higher in protein and fat. The average time each group could spend cycling over a six-hour period is shown in the accompanying graph. What conclusion from the data would help an athlete or trainer improve performance?

The mammalian trachea and oesophagus both connect to the

If there is a strong genetic link for type II diabetes mellitus in your family, how might you minimise your risk of developing the disorder?

The following table shows the contents of a multivitamin supplement and its percentage of recommended daily values (% DV). Vitamin A 70 Vitamin C 100 Vitamin D 100 Vitamin E 150 Vitamin K 13 Vitamin B1 100 Vitamin B 100 Folic acid 100 Vitamin B12 41.7 Calcium 20 Phosphorus 5 Iodine 100 Magnesium 25 Zinc 100 Copper 100 Chromium 125 Molybdenum 100 Iron 0 The most likely reason that some of the vitamins and minerals in this supplement are found at less than 100% is that ________.