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SCI220 - Week 13
Digestive System
| Question | Answer |
|---|---|
| Microvilli can be found in the: | small intestine and large intestine |
| Approximately how much saliva do the three pairs of compound tubuloalveolar glands (parotids, submandibulars, and sublinguals) secrete each day? | 1 liter |
| Which of the following structures is anatomically the longest? | ileum |
| The part of the colon that lies in the vertical position, on the left side of the abdomen, extending from a point below the stomach and spleen to the level of the iliac crest is the _____ colon. | descending |
| The proper anatomical order for the divisions of the colon is: | ascending, transverse, descending, and sigmoid |
| Which of the following is not an anatomical part of the small intestine? | cecum |
| Surgical removal of the gallbladder is referred to as: | cholecystectomy |
| The flap of tissue suspended from the midpoint of the posterior border of the soft palate is the: | uvula |
| Phagocytic cells lining liver sinusoids are called _____ cells. | Kupffer |
| An incision into the wall of the GI tract would cut, in order, from superficial to deep: | serosa, muscularis, submucosa, and mucosa. |
| The extrinsic tongue muscles differ from the intrinsic tongue muscles in that the _____ outside the tongue. | extrinsic muscles insert into the tongue but have their origin |
| The fan-shaped projection of peritoneum that connects the small intestine to the posterior abdominal wall is the: | mesentery |
| The longest portion of the small intestine is the: | ileum |
| Which of the following is not a lobe of the liver? | medial lobe |
| The most essential part of bile is: | bile salts |
| A barium enema study is used to detect and locate: | polyps, tumors, diverticula |
| Which of the following papillae of the tongue lack taste buds? | filiform |
| The type of tissue designed for absorption and secretion found throughout much of the GI tract is _____ epithelium. | simple columnar |
| The right angle between the transverse colon and the ascending colon is the: | hepatic flexure |
| Bile is secreted by: | hepatic cells |
| Which of the following organs has a mucosal layer that is composed of columnar epithelium with a brush border of microvilli to enhance absorption? | small intestine |
| The more common term for deglutition is: | swallowing |
| Which of the following organs has a mucosa layer composed of stratified squamous epithelium that resists abrasion? | esophagus |
| The walls of the GI tract are composed of ____ layers of tissue. | four |
| After leaving the stomach, food enters the: | small intestine |
| All of the following are classified as accessory organs of the digestive system except the: | mouth |
| The numerous small elevations on the surface of the tongue that support taste buds are called: | papillae |
| Which of the following salivary glands produces only a mucus type of saliva? | sublinguals |
| The substance that forms the outer covering of the neck and root of a tooth is: | cementum |
| The hard palate consists of portions of: | four bones: two maxillae and two palatines. |
Created by:
rlgurion
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