Which of the following is not necessary for the formation of a neural network?
A) Neurons carrying sensory information into the nervous system
B) Neurons carrying commands to effector structures such as muscles and glands
C) Neurons integrating information between incoming sensory neurons and outgoing efferent neurons
D) A brain that coordinates information between afferent and efferent neurons
E) Synapses between presynaptic and postsynaptic neurons

Question

Quizplus · Accepted Answer

While a brain is essential in some neural networks, it is not necessary for the formation of all neural networks. Simple reflexive pathways, such as the knee-jerk reflex, can exist without the presence of a brain. Therefore, answer choice D is not necessary for the formation of a neural network.

Which of the Following Is Not Necessary for the Formation