Skip over navigation

Neurons, Hormones, and the Brain

General Info

Introduction

Neurons, Hormones, and the Brain

The Nervous System

Neurons: Cells of the Nervous System

Neurotransmitters

Studying the Brain

Structure and Functions of the Brain

The Endocrine System

Quick Review

Study Tools

Review Questions

Neurons, Hormones, and the Brain Quiz

How to Cite This SparkNote

More Help

Previous Next

Take a Study Break!

Chasing Dave

Read the brand new series, Chasing Dave!

Best Friends Week

Ahhhh!!!! The 10 stages of a BFF breakup

Language

34 alternatives to the word "literally"

Needs gift ideas? We got 'em!

Alby

A talking turtle is just the beginning. Read ALBY, the online novel!

How Tos

7 ways to share a twin bed... cuz it's gonna happen eventually.

The MindHut

Take a Study Break!

2013

Our Top Ten Sci-Fi/Fantasy books of 2013

Justin Bieber

Science Explains: Why is Biebs always squinting?

Slideshows

7 So-Called Geeky Things That Really Aren't

Thanksgiving

How Miley could ruin your holidays

Books

15 sci-fi/fantasy books that should be taught in school

Twitter

Who binged on fonuts?

Twitter

How did Josh Hutcherson completely LOSE IT on TV?