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Chapter 9, Section 9.1 Early Brain Development

Across
Is the tiny gap between the dendrites where messages are transmitted from one neuron to another
Part of the brain's cerebrum and its growth permits more complex learning
Controls involuntary activities such as breathing, heart rate and blood pressure
A chemical released by the axon
Relays sensory information to other part of the brain
Link between neurons
The connection between neurons that transmit instruction from the cell body to another neuron
Down
Is a fatty, insulating substance, which helps transmit information from one nerve cell to another
Controls balance and posture
A nerve cell
Secretes hormones that control growth, metabolism and sexual development
Receives information from the senses and directs motor activities
Transmit information from the brain to the body
A branchlike feature at the end of each axon that receives the electrical messages from other neurons