Human Anatomy & Physiology (2nd Edition)
2nd Edition
ISBN: 9780134553511
Author: Erin C. Amerman
Publisher: PEARSON
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Chapter 22, Problem 21CYR
Summary Introduction
Introduction:
Acid is secreted by the exocrine glands. Parietal cells are the main source of hydrochloric acid (HCl). The cephalic phase is moderated by the smell, sight, taste, or even the thought of food. These stimulations trigger the vagus nerve to cause different effects.
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Which of the following is true?
a. The internal anal sphincter is made out of skeletal muscle.
b. The defecation reflex can be affected by input from the cerebral cortex.
c. Defecation is a complex function that requires coordinated involvement from the gastrointestinal and respiratory system.
d. Abdominal muscle contraction decreases intra-abdominal pressure and expel feces more rapidly.
e. All of the choices.
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Chapter 22 Solutions
Human Anatomy & Physiology (2nd Edition)
Ch. 22.1 - Prob. 1QCCh. 22.1 - 2. What are the six basic processes of the...Ch. 22.1 - Prob. 3QCCh. 22.1 - Prob. 4QCCh. 22.1 - Prob. 5QCCh. 22.1 - Prob. 6QCCh. 22.1 - How do the effects of the sympathetic and...Ch. 22.1 - How does the endocrine system regulate digestive...Ch. 22.2 - Which structures form the lateral, anterior, and...Ch. 22.2 - Prob. 2QC
Ch. 22.2 - Prob. 3QCCh. 22.2 - Prob. 4QCCh. 22.2 - Prob. 5QCCh. 22.2 - Prob. 6QCCh. 22.2 - What are the components of saliva, and what are...Ch. 22.2 - Prob. 8QCCh. 22.2 - What is the primary digestive function of the...Ch. 22.2 - Prob. 10QCCh. 22.2 - Prob. 11QCCh. 22.2 - Prob. 12QCCh. 22.2 - Prob. 13QCCh. 22.3 - What are the five regions of the stomach, and...Ch. 22.3 - Prob. 2QCCh. 22.3 - 3. What are the primary cell types of the gastric...Ch. 22.3 - Prob. 4QCCh. 22.3 - Prob. 5QCCh. 22.3 - Prob. 6QCCh. 22.3 - Prob. 7QCCh. 22.4 - Prob. 1QCCh. 22.4 - Prob. 2QCCh. 22.4 - Prob. 3QCCh. 22.4 - Prob. 4QCCh. 22.5 - Prob. 1QCCh. 22.5 - Prob. 2QCCh. 22.5 - Prob. 3QCCh. 22.5 - Prob. 4QCCh. 22.5 - 5. Why is control of motility in the large...Ch. 22.5 - Prob. 6QCCh. 22.5 - Prob. 7QCCh. 22.6 - Prob. 1QCCh. 22.6 - 2. How do CCK and secretin affect pancreatic...Ch. 22.6 - Prob. 3QCCh. 22.6 - Prob. 4QCCh. 22.6 - Prob. 5QCCh. 22.7 - Prob. 1QCCh. 22.7 - Prob. 2QCCh. 22.7 - Prob. 3QCCh. 22.7 - Prob. 4QCCh. 22.7 - Prob. 5QCCh. 22.7 - Prob. 6QCCh. 22.7 - 7. Where does lipid digestion begin and with...Ch. 22.7 - Prob. 8QCCh. 22.7 - Prob. 9QCCh. 22.7 - Prob. 10QCCh. 22.7 - How is water absorbed in the small and large...Ch. 22.7 - Prob. 12QCCh. 22.8 - Prob. 1QCCh. 22.8 - Prob. 2QCCh. 22 - Which of the following is not one of the six basic...Ch. 22 - The peritoneal cavity is located: a. around each...Ch. 22 - Prob. 3CYRCh. 22 - Prob. 4CYRCh. 22 - Prob. 5CYRCh. 22 - Prob. 6CYRCh. 22 - 7. Which of the following is not one of the...Ch. 22 - Prob. 8CYRCh. 22 - Prob. 9CYRCh. 22 - Prob. 10CYRCh. 22 - Prob. 11CYRCh. 22 - Prob. 12CYRCh. 22 - Prob. 13CYRCh. 22 - Prob. 14CYRCh. 22 - Prob. 15CYRCh. 22 - Prob. 16CYRCh. 22 - Prob. 17CYRCh. 22 - 18. Mark the following statements as true or...Ch. 22 - Prob. 19CYRCh. 22 - Prob. 20CYRCh. 22 - Prob. 21CYRCh. 22 - Prob. 22CYRCh. 22 - Prob. 1CYUCh. 22 - Prob. 2CYUCh. 22 - Prob. 3CYUCh. 22 - 4. Your friend insists that absorption is the most...Ch. 22 - Prob. 1AYKACh. 22 - Prob. 2AYKACh. 22 - Prob. 3AYKBCh. 22 - Prob. 4AYKBCh. 22 - Prob. 5AYKB
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- Which of the following statements regarding constipation is TRUE?A. Constipation is defined as having less than one bowel movement per day.B. Hyperthyroidism can contribute to constipation by slowing intestinal motility.C. Constipation occurs when waste remains in the intestines too long and/or too much water is reabsorbed from the feces.D. Sedentary lifestyle, stress & anxiety, or improper bowel habits (e.g. not heedingthe ‘call to defecate’) are all frequent causes of constipation that can be treated.E. Regardless of the cause of constipation, increasing the amount of fibre in the dietcan eliminate constipation by helping to retain more water in the stool.arrow_forwardWhich of the following is an unregulated process in the digestive tract? a. secretion of cholecystokinin (CCK) by the duodenal mucosa b. absorption of amino acids across the epithelium of the small intestine c. release of bicarbonate ion (HCO3–) by pancreatic duct cells d. peristalsis in the stomacharrow_forwardDuring defecation, a. all of the choices are correct b. the external anal sphincter is consciously relaxed c. the internal anal sphincter relaxes d. stretch receptors in the rectal wall activate parasympathetic centers in the sacral region of the spinal cord e. stretch receptors in the rectal wall initiate a series of peristaltic contractions in the colon and rectumarrow_forward
- Brunner's glands secrete an alkaline product that helps achieve optimal pH for the activity of pancreatic enzymes. Where are these glands located? A. At the base of villi throughout the small intestine B. In the epithelium of the ampulla of Vater C. In the mucosa and submucosa of the jejunum D. In the submucosa of the duodenum E. In the submucosa of the ileumarrow_forwardThe pancreatic ducts are blocked with a thick, sticky mucus in individuals with the genetic condition called cystic fibrosis. What difficulties will these individuals experience? a. inability to produce mucin b. inability to produce HCl c. insufficient digestive enzymes d. excess production of bilearrow_forwardWhich of the following events does not happen in the duodenum: a. stomach acids are neutralized pepsin is activated b Od b. fats are emulsified d. (a, b, c) e. none C.arrow_forward
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