Help in Human A&P Digestive System?

Help in Human A&P Digestive System?True/ False
1.The cell type of the wall of the large intestine, excluding anal cells, is very different from that of thesmall intestine.

2.The epithelial membrane called the mucosa
A) fights infectious disease
B) absorbs the end products of digestion into the lymphatic system
C) contains the lamina propria
D) absorbs mucus, digestive enzymes, and hormones

3.The structures that produce new cells for the mucosa of the small intestine are the
A) lacteals
B) cilium
C) microvilli
D) intestinal crypts

4.The ________ contains lobules with sinusoids (lined with macrophages) that lead to a central venous structure.
A) liver
B) stomach
C) spleen
D) pancreas

5.The lamina propria is composed of ________.
A) loose connective tissue
B) reticular connective tissue
C) dense irregular connective tissue
D) dense regular connective tissue

6.________ is/are not important as a stimulus in the gastric phase of gastric secretion.
A) Peptides
B) Low acidity
C) Distension
D) Carbohydrates

7.The function of the goblet cells is to ________.
A) produce mucus that protects parts of the digestive organs from the effects of powerful
enzymes needed for food digestion
B) absorb nutrients from digested food and store them for future use
C) provide protection against invading bacteria and other disease-causing organisms that enter the digestive tract in food
D) secrete buffers in order to keep the pH of the digestive tract close to neutral

8.The propulsion of food down the gastrointestinal tract includes ________.
A) deglutition, which is the elimination of undigested materials
B) the pharyngeal-esophageal phase, an involuntary process
C) the gastric phase, activated by distension of the stomach receptors
D) the buccal phase, an involuntary phase controlled by swallowing centers in the medulla and pons

9.Paneth cells ________.
A) secrete enzymes that kill bacteria
B) are located next to the lacteal in a villus
C) are more common in the ileum than in the jejunum
D) are absorptive cells in the small intestine

10.Hormones or paracrines that inhibit gastric secretion include ________.
A) ACh
B) secretin
C) histamine
D) gastrin
Thanks for your help!!

Posted by makenzie
3. D

9. A

Give your answer to this question below! Facts and information on the human digestive system including how it works and related digestion health problems.

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