When light strikes a molecule of photopigment, the membrane potential undergoes a(n) ________, which in turn ________
a. action potential; releases an excitatory transmitter onto the ganglion cell
b. hyperpolarization; reduces release of an inhibitory transmitter onto the bipolar cell
c. depolarization; releases an excitatory transmitter onto the ganglion cell
d. action potential; releases an inhibitory transmitter onto the ganglion cell
e. hyperpolarization; increases the release of an inhibitory transmitter onto the bipolar cell
Answer: b. hyperpolarization; reduces release of an inhibitory transmitter onto the bipolar cell
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Ginger is taking gym class, and her teacher has students doing several physical tasks to determine if they are developing normally in their motor skills. One of those tasks is a standing jump. If Ginger is 11-years-old and is typical of other girls her age, she should be able to jump a distance of about ____ inches
a. 36 b. 48 c. 60 d. 72
Which of the following would be the WORST formula for the calculation of potential ambivalence, where P is the amount of positive valence and N is the amount of negative valence?
a. P + N b. P – N c. P + N – 32 d. P × N
The term speciesism refers to:
a. the regulation on housing of research animals b. the notion that animals should not be subjected to pain c. the notion that animals should be granted the same moral status as that of humans d. none of these
What is the significance of the 1993 Supreme Court decision in Daubert v. Merrell Dow?
a. It changed the criteria for the admissibility of expert testimony. b. It narrowed the scope of the opinions that may be offered by expert witnesses. c. It broadened the scope of the opinions that may be offered by lay witnesses. d. more than one of the above