Which of the following substances is found in gastric juice?
A) Bile
B) Chyme
C) Bolus
D) Mucus
Q. 2A(n) _____ is defined as an atom that has a positive or negative electrical charge.
A) element
B) ion
C) molecule
D) cell
Q. 3Which of the following statements is true of irritable bowel syndrome?
A) It is caused due to the exponential growth of the gastrointestinal microbiota.
B) It has many known structural abnormalities and is considered an anatomical disorder.
C) It causes damage to the mucosal lining of the stomach.
D) It is believed to be caused by elevated levels of a neurohormone called serotonin.
Q. 4Which of the following is true of excretion?
A) It generates energy in the form of adenosine triphosphate.
B) It enables cells to work under low oxygen conditions.
C) It involves the removal of solid waste products from the body.
D) It is the removal of metabolic waste products of cells.
Q. 5Which of the following statements is true of nutrient circulation?
A) The lymphatic system enables the circulation of water-soluble nutrients.
B) Lymph vessels provide water-soluble nutrients directly to the liver.
C) The liver gets last access to the nutrient-rich blood that leaves the small intestine.
D) Lymphatic vessels empty into the bloodstream where nutrients can be used by cells.
Q. 6Which of the following is true of ATP?
A) It is produced by anaerobic catabolic pathways to prevent muscle fatigue during intense exercises.
B) It is generated by the Golgi apparatus within a cell.
C) It is essential for passive transport mechanisms to take place successfully.
D) It is only produced by anabolic reactions that function under high oxygen availability.
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