The release of the hormone gastrin results in the:
A) flow of food from the esophagus to the stomach.
B) dispersion of large globules of fat into smaller droplets.
C) neutralization of chyme which is acidic in nature.
D) vigorous contraction of the muscular wall of the stomach.
Q. 2Which of the following is a product of anabolism?
A) Urea
B) Oxygen
C) Glycogen
D) Ammonia
Q. 3__________is a semi-liquid paste that results from the mixing of partially digested food with gastric juice in the stomach.
A) Chyme
B) Bile
C) Mucus
D) Saliva
Q. 4Which of the following is true of the gastric mucosal barrier?
A) It protects the esophagus from gluten.
B) It protects the esophagus from gastric reflux.
C) It protects the stomach lining from bile.
D) It protects the stomach lining from acidic gastric juices.
Q. 5Which of the following is a belief held by some health care professionals about prebiotic foods?
A) Prebiotic foods provide a powerful defense against disease-causing bacteria.
B) Prebiotic foods include fermented foods such as yogurt and some soy products.
C) Prebiotic foods contain live microorganisms that are beneficial in the body.
D) Prebiotic foods are recommended for people suffering from celiac disease.
Q. 6Which of the following lists represents the levels of organization in the body, from the smallest to the largest?
A) Atoms, molecules, macromolecules, cells, tissues, organs, and organ systems
B) Molecules, atoms, macromolecules, tissues, cells, organs, and organ systems
C) Organ systems, organs, tissues, cells, macromolecules, molecules, and atoms
D) Macromolecules, tissues, organ systems, organs, cells, molecules, and atoms
Q. 7Which of the following is a function of bile?
A) It causes the dispersion of large globules of fat into smaller droplets.
B) It leads to the vigorous contraction of the muscular wall of the stomach.
C) It moistens food and starts the chemical process of digestion.
D) It regulates the flow of chyme from the stomach into the small intestine.
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