Because the giant squid axon is larger than that of other animals, it forms a ___________ for ...

Because the giant squid axon is larger than that of other animals, it forms a ___________ for studying nerve conduction
 
  a. Good preparation
  b. Good construct
  c. Good instrumentation
  d. Barrier

Question 2

Scientists have studied nerve conduction in the giant nerve axon of the squid because
 
  a. It is larger than the axons of other animals, and thus makes an excellent preparation
  b. Squids are cheap and plentiful
  c. Its nerves fire repeatedly in the same way, generating more reliability than mammals
  d. Reaction time can be measured for its nervous system

Question 3

The experimental preparation includes
 
  a. Extraneous variables
  b. The experimental protocol
  c. The experimental equipment
  d. The IRB proposal

Question 4

An environment that is selected for a particular research purpose is called
 
  a. Construct validity
  b. A preparation
  c. Reliable
  d. Instrumentation