Chapter 38.3, Problem 1CYL

Summary Introduction

To enlist:

The four components of a neural pathway and also explain the way through which these components carry out the function of a nervous system.

Introduction:

A neuron is a basic functional unit of the nervous system. The human brain consists of about 100 billion neurons. Neurons are the specialized cells of the nervous system that makes a complex network for the transmission of messages. It is a rapid and efficient network of the nervous system. It carries various messages to and from the brain and spinal cord to all over the body and transfer signals across different parts of the body.

Summary Introduction

To explain:

The way through which the brain interprets the type and intensity of a sensory stimulus.

Introduction:

A sensory receptor is a type of specialized cell which produces an electrical signal in return to an environmental stimulus. Each sensory receptor is attached to a specific set of axons which interact to a particular region within the brain or spinal cord.

Summary Introduction

To explain:

The way through which the brain determines which muscles to contract and how strongly to contract them.

Introduction:

The brain’s perception of the nature of a sensory stimulus is determined by a specific part of the brain that is activated.