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The blood carries
nutrients from the intestine to the ________, which releases them to the heart,
which pumps them to the waiting body tissues.
When the pancreas
detects a high concentration of the blood's sugar, glucose, it releases:
The nervous system's
role in hunger regulation is coordinated by the:
The four basic
chemical tastes include sweet, sour, bitter and salty. A fifth taste, the
taste of ________, is called savory or "umami."
The stomach and
intestine take up the task of liquefying foods through various mashing and
squeezing actions called:
Food that is ground
and mixed with digestive chemicals in the stomach is called:
Cells in the stomach
release gastric juice, a mixture of water, enzymes, and hydrochloric acid
needed to initiate digestion of:
The primary organ of
digestion and absorption is the:
When food leaves the
stomach and enters the small intestine, which of the following occurs?
- a. Hormones
- signal the gallbladder to contact and squirt bile into the small intestine.
- [ ]
- b. Hormones signal the pancreas to release pancreatic juice
- containing bicarbonate.
- [ ]
- c. The food entering the small intestine is neutralized by
carbohydrates, fats, and proteins results in ________, ________, and ________,
- simple sugars, fatty
- acids, amino acids
The small intestine
is wrinkled into thousands of folds that:
- . serve
- to increase its absorbing surface area
Erosion of the
lining of the esophagus, stomach, or small intestine is called a(n):
Once dissolved, the
mineral ________ helps to regulate blood pressure, and its excretion or
retention by the kidneys is a vital part of the body's blood
regulate(s) the fluid volume and concentrations of substances in the blood and
extracellular fluid with great precision.
The body's energy
stores are of two principal kinds: ________ in muscle and liver cells and
________ in fat cells.
A body mass index
(BMI) of 25.0–29.9 in an adult indicates:
generally need less energy than younger people due to: