Digestive system Human A&P Mr. Siegel.
Refer to figure 41-1. The villi are here
A.
The first part of the small intestine is the
Duodenum
Refer to figure 41-2 connective tissue is indicated by
E
What structure is located at the junction of the small and large intestines?
Cecum
Refer to figure 41-1 Longitudinal muscle is indicated by?
D- Arterial
Which of the following is not found in bile?
Digestive enzymes
Adipose cells secrete_____, a _____ that acts on the _____ to help control the appetite
leptin;hormone;brain
All of the following are in some way involved with protein digestion except
Amylase
Descending is a term associated with the__
Large intestine
The production of gastric juice is an example of what digestive system task?
Secretion
Body weight is related to
All of these
Constipation can be caused by
All of these
All animals convert food nutrients to what?
All of these
Bile...
All of these
Four of the five vitamins listed below are members of the B-complex vitamins. Select the exception
Ascorbic acid
The element needed for blood clotting, nerve transmission, and bone formation is
Calcium
Motility is the only digestive task of the_
Esophagus
Which of the following is not an accesory organ of the digestive system?
Esophagus
Which of the following organs of the digestive system does not produce any secretions associated with digestion?
Esophagus
High stomach acidity..
Favors protein digestion
Bile..
Helps in digestion of fats
Lack of which element can lead to goiter
Iodine
The constituent of hemoglobin whose absence leads to anemia is
Iron
Which is true regarding gastric bypass surgery?
It causes food to bypass the stomach and go directly to the small intestine.
All of the following are true regarding ammonia except that
It is expelled by the respiratory system.
which of the following enzymes digests fats?
Lipase
Four of the five processes listed below are functions of the digestive organs. What is the exception?
Motility
Digestion of protein begins in the____?
Mouth
Moistening and lubrication of food occurs in the
Mouth
Segmentation does all of the following except
Move the food along the small intestine.
The softened ball of food formed in the mouth contains all of the following except
Mucins
Which of the following layers lies next to the lumen of the intestinal tract?
Mucosa
Concerning the role of pancreas in digestion
No digestion occurs in the pancreas
Which of the following acts enzymatically rather than hormonally?
Pepsin
Which of the following are projections of the mucosal wall?
Villi
Four of the five enzymes listed below digest the same class of foods. Select the exception
amylase
Glucose is absorbed through the membranes of the small intestine primarily by?
facilitated diffusion
The acid released in the stomach is
hydrochloric acid
The digestion of proteins begins in the
stomach
The primary function fo the large intestine is
storage of feces
