Which statement is true of neuromuscular junctions?
A. They are synapses between afferent neurons and membranes of muscle fibers.
B. Glutamate is the primary neurotransmitter.
C. Hyperpolarization results in muscle contractions.
D. They are synapses between efferent neurons and membranes of muscle fibers.
Answer: D
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Which structure has been damaged in a split-brain patient?
a. Sympathetic nervous system b. Parasympathetic nervous system c. Corpus callosum d. Hippocampus
Descartes' observation of the royal gardens at St. Germain led him to what theory?
A. That simple mechanical models can accurately represent neurophysiology B. That nutrition and sunlight were critical for the development of life C. That animal spirits were carried in hollow tubes within our bodies and caused muscle movement D. That electricity traveling in our veins was the driving force behind behavior
A reinforcer that gains value from being associated with other things that are valued is called a(n) ____ reinforcer
a. ?unconditioned b. ?primary c. ?conditioned d. ?associative
Answer the following statements true (T) or false (F)
1. Piaget emphasized the role of cultural factors in his theory of cognitive development. 2. Vygotsky considered language and numerical systems as cultural tools that influenced cognitive development. 3. The language spoken by children's families impacts their ability to count beyond the number 10. 4. If an adult model closes her eyes and turns her head in the direction of an object, a 3-month-old infant seated across from the model probably will look at the object. 5. An 18-month-old infant can recognize and imitate the intended behaviour of an adult model.