Isaac observed a sample of motor units in which single neurons innervated fibers of the same type. This led Isaac to conclude that
A. neural input probably determines the identity of muscle fibers as slow- or fast-twitch.
B. the organism that supplied the samples had probably suffered a spinal cord injury.
C. the organism that supplied the samples was very old.
D. his sample was not representative, and he needed to obtain more samples before reaching a conclusion.
Answer: A
You might also like to view...
Tacit knowledge consists of:
a. an underlying intelligence factor that applies to all types of test performance b. unspoken rules and strategies that are rarely, if ever, taught formally c. the ability to solve problems, reason, and remember d. the type of ability displayed by superior scientists and logical problem solvers
After a response has been extinguished, it will often reappear after a short time has passed. This is called
a. adaptiveness. b. expectation checking. c. an extinction recovery. d. a spontaneous recovery.
Recount an experience that involves episodic, semantic, and procedural memories. Be sure to explain how your experience exemplifies all three types of memory.
What will be an ideal response?
According to Rogers, a person whose actual self and ideal self are congruent has a better chance of reaching self-actualization
Indicate whether the statement is true or false.