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15 Cards in this Set
- Front
- Back
If you consider your home air conditioner in terms of homeostasis then the wall thermostat would be the . . .
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control center
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The speed or rate of a chemical reaction is influenced by (3 things) . . .
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the temperature, the presence of catalysts or enzymes, and the concentration of the reactants
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A horizontal section through the body is called . . .
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transverse
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The parietal pleural would represent a serous membrane . . .
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lining the thoracic cavity
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Which body cavity contains the pleural and pericardial cavities?
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thoracic cavity
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Choose the following statement that is not completely correct regarding serous membranes:
a) Serosa are very thin, double-layered structures b) Serous membranes secrete a watery lubricating fluid c) Visceral pericardium covers the surfce of the heart, and parietal pericardium lines the walls of the heart d) Serous membranes are divided into parietal and visceral membranes with a potential space between the two |
c) Visceral pericardium covers the surface of the heart, and parietal pericardium lines the walls of the heart is not completely true
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True or false:
The fact that no chemical bonding occurs between the componenets of a mixture is the chief difference between mixtures and compounds |
true
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Select the statement that is most correct regarding chemical bonds
a) Ionic bonds involve the sharing of electrons between two atoms b) Multiple bonds are not possible with covalent bonding c) Hydrogen bonds are very weak and often involve water d) Covalent bonding involves the transfer of one or more electrons from one atom to another |
c) hydrogen bonds are very weak and often involve water
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The heart lies in which cavity?
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ventral pericardial
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Salts are always . . .
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ionic compounds
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What is the highest level you would expect a blood vessel to be?
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organ
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The pancreas and liver work together to maintain homeostasis in blood sugar levels through . . .
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negative feedback
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The anatomical position is characterized by all of the following except:
a) thumbs pointed laterally b) palms turned posteriorly c) arms at sides d) body erect |
b) palms turned posteriorly
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A vertical section through the body, dividing it into anterior and posterior is called . . .
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frontal
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A chemical reaction in which bonds are broken is associated with . . .
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the release of energy
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