Exam 14: The Urinary System

Match the digestive secretions, labelled a. through e., to the descriptions. (Options may be used more than once or not at all.) a.bile salts b.pepsin(ogen) c.amylase d.lipase e.trypsin(ogen) -pancreatic enzyme that digests protein

Match the descriptions, labelled a. through l., with the items listed. a.secretes NaHCO₃ b.enzyme for protein digestion secreted by pancreas c.activates pepsinogen d.enzyme for fat digestion e.functions inside brush border f.secretes gastrin g.stimulates parietal and chief cells h.enzyme for carbohydrate digestion that functions primarily in the body of the stomach i.secreted by chief cells j.secretes pancreatic enzymes k.secreted by duodenal cells in response to the presence of acid l.stimulates pancreatic acinar cells -cholecystokinin

The most potent stimulus for gastrin release is __________________. Gastrin, in turn, is a powerful stimulus for __________________________ secretion. The PGA is directly inhibited from releasing gastrin by __________________.

Match the descriptions, labelled a. through l., with the items listed. a.secretes NaHCO₃ b.enzyme for protein digestion secreted by pancreas c.activates pepsinogen d.enzyme for fat digestion e.functions inside brush border f.secretes gastrin g.stimulates parietal and chief cells h.enzyme for carbohydrate digestion that functions primarily in the body of the stomach i.secreted by chief cells j.secretes pancreatic enzymes k.secreted by duodenal cells in response to the presence of acid l.stimulates pancreatic acinar cells -pyloric gland area

The four basic digestive processes are ____________________, ____________________, ____________________, and ____________________.

Match the gastric cell types, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) a.chief cells b.parietal cells c.mucous cells d.G cells of PGA -secrete gastrin

Receptive relaxation refers to the voluntary relaxation of the external anal sphincter when the individual is receptive to the defecation reflex.

Carbohydrate digestion takes place in the ____________________ [what part?] of the stomach under the influence of ____________________ [what enzyme?], whereas protein digestion takes place in the ____________________ under the influence of ____________________.

Slow-wave potentials are always accompanied by contractile activity.

When worn-out red blood cells are destroyed, the haemoglobin is degraded to a yellow pigment known as ____________________, which is excreted into the bile.

The pancreas secretes enzymes involved in the digestion of all three categories of foodstuff.

The acquired salivary reflex occurs upon stimulation of chemoreceptors and/or pressure receptors in the mouth.

Of the fluid entering the small intestine, what percentage is reabsorbed?

Match the digestive secretions, labelled a. through e., to the descriptions. (Options may be used more than once or not at all.) a.bile salts b.pepsin(ogen) c.amylase d.lipase e.trypsin(ogen) -fat digestion is completed

Which of these statements does NOT apply to the small intestinal digestive enzymes?

Match the gastric cell types, labelled a. through d., with the correct characteristics. (Options may be used more than once or not at all.) a.chief cells b.parietal cells c.mucous cells d.G cells of PGA -secrete pepsinogen

Match the digestive secretions, labelled a. through e., to the descriptions. (Options may be used more than once or not at all.) a.bile salts b.pepsin(ogen) c.amylase d.lipase e.trypsin(ogen) -protein digestion begins

Which of the following activities occurs during the cephalic phase of gastric digestion?

Colonic secretion contains no digestive enzymes.

Microvilli establish a brush border in the small intestine.