The Digestive System / Human Energy

*biology lab quiz*

published on March 02, 2011
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The digestive system supplies the human body with?

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What do nutrients supply the human body with?

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Where do nutrients come from?

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Energy is measured in?

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Define Calorie

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Where are calories found?

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Which of the above three provide the most calories per unit weight?

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Digestion primarily occurs in which 3 organs?

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Enzymes found in saliva converts starch to?

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Where does digestion begin?

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The epiglottis prevents food from entering the?

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Define peristalsis:

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Gastric juices are secreted by glands in the walls of the?

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What does the enzyme pepsin break down?

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What is the function of mucus?

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Name 4 substances that can pass directly from the stomach into the blood stream.

17/41

The pyloric valve controls the release of material from the?

18/41

Pancreatic enzymes help break down,____,_____, and_____?

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What substance helps to break down fat?

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Bile is produced in the liver and stored in the?

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What are villi?

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Villi function in?

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The lymphatic system picks up most of the?

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Which organ is involved in detoxification?

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What are broken down into amino acids?

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Bacteria living in the large intestine synthesizes?

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Which type of metabolism releases energy?

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Anabolism-does this type of metabolism build or break down substances?

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Name 2 substances required for enzyme function.

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Can emotions influence the feeling of hunger?

no
yes
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What are the 4 layers of the stomach?

Muscosa, Submuscosa, Muscularis, Subserosa
Villi, ovule, milli, stomach wall
Tricosa, Syntusca, Muscosa, Suberosa
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Vitamin K is produced by?

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Amylase, the enzyme that breaks down starch, is produced in the mouth and in the?

Pancreas
Liver
Kidney
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The reabsorption of water takes place in the?

small intestine
stomach
large intestine
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Bile salts are produced in the liver, stored in the gall bladder, and are used to break down?

amino acids
fat
proteins
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Glycolysis, Krebs cycle, and _____ is involved in the breaking down of food into ATP.

digestion
electron transport chain
miosis
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How does the cecum differ between human and the koala?

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BMR stands for..

Body Mass Ratio
Basal Metabolic Rate
Body Metabolic Rate
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Specific Dynamic Action (SDA) is the _______ required to digest, absorb, transport, and metabolize the food that you eat.

system
protein
energy
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Physical Activity (PA) plays a major role in your ________ and amounts to an average of 30% of __________.

Total caloric requirements; Total caloric expenditure
Health; Body Mass
Daily routine; Calories
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BMR is the amount of energy your body needs to maintain normal life processes.

True
False