Term
7.16 Most ulcers are caused by ___________.
1) Stress
2) Too many high density lipoproteins
3) Helicobacter
4) An excess of fat soluble vitamins
5) Too many low density lipoproteins |
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Definition
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Term
7.18. Meat tenderizers are extracts from papaya or pineapple that contain
1) vitamin C
2) proteases
3) p-protein
4) vitamin B1
5) vitamin B3 |
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Definition
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Term
7.20. Tagamet binds to the H2 histamine receptor to prevent the secretion of________.
1) gastric juice
2) blood plasma
3) tears
4) mucus
5) all of the above |
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Definition
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Term
8.3. Bicarbonate, secreted by the small intestine and the pancreas,
1) Acidifies the stomach so the proteins are digested
2) Neutralizes any acid in the lungs
3) Neutralizes the gastric juice that enters the small intestine
4) Neutralizes the liver acids
5) Both 2 and 4 |
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Definition
| Neutralizes the gastric juice that enters the small intestine |
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Term
8.6 The action of enterokinase is an example of
1) how tightly the body regulates the activity of proteases
2) how tightly the body regulates the photosynthetic pathway
3) how tightly the body regulates the flow of blood through the liver
4) how tightly the body regulates the blood pressure
5) how tightly the body regulates the digestion of starch |
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Definition
| how tightly the body regulates the activity of proteases |
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Term
8.7. Amylase, lipase and the pro-protease, trypsinogen are secreted by the
1) Liver
2) Kidney
3) Stomach
4) Small Intestine
5) Pancreas |
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Definition
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Term
8.8 Biodegradation reactions
1) are usually hydrolytic.
2) take place in aqueous environments.
3) do not require an input of energy.
4) break down larger molecules to smaller molecules.
5) All of the above |
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Definition
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Term
8.10 By following the movement of radioactive amino acids incorporated into digestive
enzymes in the pancreatic cells, George Palade determined
1) The intracellular pathway of secreted proteins goes from the ER to the Golgi
apparatus to the secretory vesicles.
2) The intracellular pathway of secreted proteins goes from the Golgi apparatus to
the ER to the secretory vesicles
3) The intracellular pathway of secreted proteins goes from the secretory vesicles to
the Golgi apparatus to the ER
4) The intracellular pathway of secreted proteins goes from the secretory vesicles to
the ER to the Golgi apparatus.
5) None of the above |
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Definition
The intracellular pathway of secreted proteins goes from the ER to the Golgi
apparatus to the secretory vesicles. |
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Term
8.11 Bayliss and Starling noticed that treating the mucosa of the small intestine with acid
resulted in
1) The secretion of saliva in the mouth
2) The production of secretin
3) The secretion of digestive enzymes from the pancreas
4) The secretion of gastric juice from the stomach
5) Both 2 and 3 |
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Definition
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Term
8.19. The external anal sphincter
1) is usually under voluntary control
2) makes defecation convenient
3) relaxes when the body goes into “fight or flight” mode
4) can relax when there is a large surge of adrenaline in the blood
5) all of the above |
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Definition
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Term
8.20. An ______________gland secretes substances into a duct.
1) endocrine
2) exocrine
3) adipose
4) endergonic |
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Definition
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Term
8.21. An ______________gland secretes substances into the blood stream.
1) endocrine
2) exocrine
3) adipose
4) endergonic
5) exergonic |
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Definition
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Term
8.24. Bacteria in the gut ________________.
1) produce vitamin K
2) may stimulate lipid absorption
3) may produce methane
4) may produce a toxin that induces diarrhea
5) all of the above |
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Definition
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Term
9.3 A sugar molecule takes the following path after it passes from the small intestine:
1) Hepatic portal vein, liver, vena cava
2) Liver, lung, heart
3) Left heart, right heart, lung
4) Pancreas, gall bladder, liver
5) Large intestine, stomach, esophagus |
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Definition
| Hepatic portal vein, liver, vena cava |
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Term
9.4 Put in order from largest to smallest:
1) Vein, venuole capillary
2) Artery, arteriole, capillary
3) Bronchus, bronchiole, alveolus
4) Ventricle, atrium
5) All of the above |
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Definition
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Term
9.8 Systole is the period when:
1) The heart contracts
2) The heart fills with blood
3) The left ventricle relaxes
4) The right ventricle relaxes
5) The diaphragm contracts |
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Definition
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Term
9.9 During systole, the force of the ventricular contraction__________the atrioventricular
valves and__________the semilunar valves.
1) closes, opens
2) opens, closes
3) closes, closes
4) has no effect on, opens
5) has no effect on, closes |
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Definition
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Term
9.14 Amyl nitrite and nitroglycerine cause the dilation of coronary arteries because:
1) They inhibit NO
2) They are converted to NO
3) They inhibit adrenaline
4) They are converted to adrenaline
5) Both 2 and 4 |
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Definition
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Term
9.15 Increased blood flow in the penis is a result of _____________.
1) Protease action
2) Lipase action
3) Secretin
4) Nitric oxide
5) Secretions from the small intestine |
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Definition
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Term
9.17. The blood is _____________ in the pulmonary vein and is _________ in the
pulmonary artery.
1) oxygenated, oxygenated
2) unoxygenated, unoxygenated
3) oxygenated, unoxygenated
4) unoxygenated, oxygenated
5) nutrient-rich, nutrient-poor |
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Definition
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Term
9.18. During diastole, the atrioventricular valves are __________ and during systole, the
atrioventricular valves ___________ due to the force of ventricular contraction.
__________.
1) closed, open
2) open, close
3) closed, close
4) open, open
5) oxygenate the blood, deoxygenate the blood |
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Definition
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Term
9.19. During systole, the semilunar valves are ___________ and during diastole, the
semilunar valves are __________.
1) closed, open
2) open, closed
3) closed, closed
4) open, open
5) making ATP from glucose, making ATP from fats |
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Definition
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Term
9.20. During systole, the atrioventricular valves ___________ and during diastole, the
semilunar valves __________.
1) close, open
2) open, close
3) close, close
4) open, open
5) oxygenate the blood, deoxygenate the blood |
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Definition
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Term
10.2 The coenzyme, NAD is formed from
1) Vitamin A
2) Vitamin B1
3) Vitamin B3
4) Vitamin C
5) Vitamin D |
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Definition
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Term
10.3. The coenzyme NAD is formed from__________.
1) beta carotene
2) thiamine
3) niacin
4) ascorbic acid
5) none of the above. |
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Definition
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Term
10.8. Which of the following associations are correct?
1) Krebs-escaped angry mob that set fire to his lab, Lavoisier-lost head in guillotine,
Priesley-escaped Nazi persecution
2) Lavosier-escaped angry mob that set fire to his lab, Priestley-lost head in guillotine,
Krebs-escaped Nazi persecution
3) Lavosier-escaped angry mob that set fire to his lab, Krebs-lost head in guillotine,
Priestley-escaped Nazi persecution
4) Priestley-escaped angry mob that set fire to his lab, Lavoisier-lost head in guillotine,
Krebs-escaped Nazi persecution
5 ) none of the above associations are correct |
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Definition
Priestley-escaped angry mob that set fire to his lab, Lavoisier-lost head in guillotine,
Krebs-escaped Nazi persecution |
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Term
10.9 C(H2O) + O2 ⇒ CO2 + H2O + energy is the summary formula for
1) The Krebs cycle
2) The Calvin cycle
3) Glycolysis
4) Photosynthesis
5) Respiration |
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Definition
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Term
10.10 Thread-like and/or small grain-like organelles are usually called:
1) Nuclei
2) Golgi apparati
3) Mitochondria
4) Chloroplasts
5) Microtubules |
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Definition
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Term
10.17 Cytochromes are
A) iron-containing, colored molecules found in all eukaryotic cells
B) niacin-containing coenzymes
C) thiamin-containing coenzymes
D) iron-containing, coloring agent in feces
E) the coloring agent in urine |
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Definition
| niacin-containing coenzymes |
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Term
10.18 Which molecule reduces oxygen to form water?
A) Chlorophyll
B) Hemoglobin
C) Cytochrome
D) Cytochrome oxidase
E) Iron |
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Definition
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Term
10.19 Which molecule is poisoned by carbon monoxide?
A. Chlorophyll
B. Glucose
C. Cytochrome
D. Cytochrome oxidase
E. Iron |
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Definition
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Term
10.20 Which molecule is poisoned by cyanide?
A. Chlorophyll
B. Hemoglobin
C. Cytochrome
D. Cytochrome oxidase
E. Iron |
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Definition
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Term
11.1 Urea is produced in the
A) kidney
B) lung
C) liver
D) gall bladder
E) pancreas |
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Definition
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Term
11.3 Which organ is involved in removing urea from the blood stream?
A) Liver
B) Pancreas
C) Small intestine
D) Large intestine
E) Kidney |
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Definition
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Term
11.4. The basic functional unit of the kidney is the _________.
1) nephron
2) uron
3) cortex
4) medulla
5) renal artery |
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Definition
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