|
|
When digested, proteins are broken down into _____. (Activity 41A)
|
| glycerol only |
| fatty acids only |
| monosaccharides |
| amino acids |
| both glycerol and fatty acids |
|
|
|
When digested, fats are broken down into _____. (Activity 41A)
|
| glycerol only |
| fatty acids only |
| monosaccharides |
| amino acids |
| both glycerol and fatty acids |
|
|
|
Starch is a type of _____. (Activity 41A)
|
| disaccharide |
| nucleotide |
| polysaccharide |
| fatty acid |
| monosaccharide |
|
|
|
Your small intestine can absorb ____ without their being further digested. (Activity 41A)
|
| starches |
| fats |
| proteins |
| fructoses |
| nucleic acids |
|
|
|
Which of these enzymes begins the breakdown of starch? (Activity 41A)
|
| bile |
| disaccharidases |
| lipase |
| amylase |
| nucleases |
|
|
|
Starch can be broken down into the disaccharide known as _____. (Activity 41A)
|
| lactose |
| glucose |
| sucrose |
| fructose |
| maltose |
|
|
|
Protein digestion begins in the _____. (Activity 41A)
|
| mouth |
| esophagus |
| stomach |
| small intestine |
| large intestine |
|
|
|
What is the main component of gastric juice? (Activity 41A)
|
| inactive pepsin |
| amylase |
| hydrochloric acid |
| water |
| bile |
|
|
|
_____ is secreted by the _____ and acts to emulsify _____ in the _____. (Activity 41A)
|
| Lipase ... small intestine ... fats ... small intestine |
| Trypsin ... pancreas ... fats ... small intestine |
| Nucleases ... pancreas ... nucleic acids ... stomach |
| Amylase ... salivary glands ... starch ... stomach |
| Bile ... liver ... fats ... small intestine |
|
|
|
What acid is responsible for stomach acidity? (Activity 41A)
|
| hydrochloric acid |
| carbonic acid |
| sulfuric acid |
| acetic acid |
| sodium hydroxide |
|
|
|
Secretin stimulates the _____ to secrete _____. (Activity 41B)
|
| pancreas ... bicarbonate |
| pancreas ... pancreatic enzymes |
| small intestine ... disaccharidases |
| stomach ... bicarbonate |
| liver ... liver enzymes |
|
|
|
Cholecystokinin (CCK) stimulates the _____ to secrete _____. (Activity 41B)
|
| pancreas ... bicarbonate |
| pancreas ... pancreatic enzymes |
| small intestine ... disaccharidases |
| stomach ... bicarbonate |
| liver ... liver enzymes |
|
|
|
The acidity of the stomach contents triggers the small intestine to secrete a hormone known as _____. (Activity 41B)
|
| cholecystokinin, or CCK |
| histones |
| TSH |
| secretin |
| pepsin |
|
|
|
The
presence of fatty acids and amino acids in the stomach contents triggers
the small intestine to secrete a hormone known as _____. (Activity 41B)
|
| cholecystokinin, or CCK |
| histones |
| insulin |
| secretin |
| thyroxine |
|
|
|
Bile is produced by the _____ and stored by the _____ until it is secreted into the small intestine. (Activity 41B)
|
| liver ... gall bladder |
| pancreas ... gall bladder |
| liver ... pancreas |
| gall bladder ... liver |
| esophagus ... stomach |
