New User Special Price Expires in

Let's log you in.

Sign in with Facebook


Don't have a StudySoup account? Create one here!


Create a StudySoup account

Be part of our community, it's free to join!

Sign up with Facebook


Create your account
By creating an account you agree to StudySoup's terms and conditions and privacy policy

Already have a StudySoup account? Login here

Psychology 100 Chapter 2 Neuroscience and Biological Foundations (Week 2 of notes)

by: Stephanie Notetaker

Psychology 100 Chapter 2 Neuroscience and Biological Foundations (Week 2 of notes) 100

Marketplace > California State University Long Beach > Psychlogy > 100 > Psychology 100 Chapter 2 Neuroscience and Biological Foundations Week 2 of notes
Stephanie Notetaker
Long Beach State

Preview These Notes for FREE

Get a free preview of these Notes, just enter your email below.

Unlock Preview
Unlock Preview

Preview these materials now for free

Why put in your email? Get access to more of this material and other relevant free materials for your school

View Preview

About this Document

These notes cover all of Chapter 2
General Psychology
Dr. Angela deDios
Class Notes
psychology 100
25 ?




Popular in General Psychology

Popular in Psychlogy

This 7 page Class Notes was uploaded by Stephanie Notetaker on Monday February 1, 2016. The Class Notes belongs to 100 at California State University Long Beach taught by Dr. Angela deDios in Spring 2016. Since its upload, it has received 62 views. For similar materials see General Psychology in Psychlogy at California State University Long Beach.


Reviews for Psychology 100 Chapter 2 Neuroscience and Biological Foundations (Week 2 of notes)


Report this Material


What is Karma?


Karma is the currency of StudySoup.

You can buy or earn more Karma at anytime and redeem it for class notes, study guides, flashcards, and more!

Date Created: 02/01/16
Friday, May 20, y Chapter 2 Neuroscience and Biological Foundations Psychology 100: Dr. deDios The Biological Perspective ­ Biopsychology ­ Psychobiology ­ Behavioral Neuroscience ­ Neuroscience (Everything psychological is ALSO biological) Our Genetic Inheritance Behavioral genetics ­ • Have 23 chromosomes pairs ­ 1/2 from mom, 1/2 from dad • Chromosomes made of DNA      • Genes are segments of DNA Traits determines by genes ­ ­ Most are polygenetic • Also impacted by environment! ­ Evolutionary psychology • Natural selection = survival of the fittest • Examples:  ­ Men better at spatial tasks 1 Friday, May 20, y ­ Women better at language and memory for locating objects ­ Why? • Careful! Remember biopsychosocial     Neural Bases of Behavior ­ Nervous System • Glial cells 90% of brain ­ ’s cells ­ Supporting role • Neurons ­ Dendrites Cell body  ­ ­ Axon ­ Terminal buttons ­ Myelin sheath How do Neurons Communicate? ­ Step 1 ­ Communication within a neuron • Neuron is at resting potential • Receives signals from dendrites ­ Excitatory or inhibitory • Triggers neural impulse/action potential/firing  ­ Electrical signal 2 Friday, May 20, y All or None Response ­ On or off, no in between (either you had an action potential or you didn ’t) Intense vs. weak stimuli? ­ • # of neurons  • How often they fire How do Neurons Communicate? Step 2 ­ ­ Chemical signal to go from 1 neuron to another ­ 1) Action potential in sending neuron  ­ 2) Travels to axon terminals and bursts synaptic vesicles  3)  ­ Neurotransmitters travel across the synapse to the receiving neuron  ­ 4) Neurotransmitters attach and send a signal (excitatory or inhibit ory) ­ Clean up: 1) enzymes               2) synaptic reuptake  Neurotransmitters Dendrites have many receptors ­ ­ Lock and key model ­ Drugs work like neurotransmitters  • Agonists • Antagonists ­ Acetylcholine               ­ Dopamine                    3 Friday, May 20, y ­ Endorphins ­ Epinephrine ­ Norepinephrine ­ GABA ­ Glutamate Serotonin ­ The Endocrine System (see Figure 2.9) ­ Related to nervous system Hormones ­ • Work like neurotransmitters • In the bloodstream  ­ Slower, but effects last longer ­ Controlled by hypothalamus and  pituitary gland The Nervous System 4 Friday, May 20, y Autonomic Nervous System Studying the Brain ­ EEG ­ CT PET ­ ­ MRI ­ fMRI Parts of the Brain ­ Forebrain Midbrain ­ ­ Hi ndbrain The Hindbrain ­ Medulla 5 Friday, May 20, y ­ Pons ­ Cerebellum Hindbrain and Midbrain ­ Reticular formation The Forebrain ­ Thalamus ­ sensory switchboard ­ Hypothalamus ­ 4 f ’s  Limbic system ­ • Hippocampus • Amygdala 6 Friday, May 20, y The Cerebral Cortex ­ 2 hemispheres  ­ 4 lobes ­ Contralateral control Motor Cortex and Somatosensory Cortex 7


Buy Material

Are you sure you want to buy this material for

25 Karma

Buy Material

BOOM! Enjoy Your Free Notes!

We've added these Notes to your profile, click here to view them now.


You're already Subscribed!

Looks like you've already subscribed to StudySoup, you won't need to purchase another subscription to get this material. To access this material simply click 'View Full Document'

Why people love StudySoup

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Jennifer McGill UCSF Med School

"Selling my MCAT study guides and notes has been a great source of side revenue while I'm in school. Some months I'm making over $500! Plus, it makes me happy knowing that I'm helping future med students with their MCAT."

Steve Martinelli UC Los Angeles

"There's no way I would have passed my Organic Chemistry class this semester without the notes and study guides I got from StudySoup."

Parker Thompson 500 Startups

"It's a great way for students to improve their educational experience and it seemed like a product that everybody wants, so all the people participating are winning."

Become an Elite Notetaker and start selling your notes online!

Refund Policy


All subscriptions to StudySoup are paid in full at the time of subscribing. To change your credit card information or to cancel your subscription, go to "Edit Settings". All credit card information will be available there. If you should decide to cancel your subscription, it will continue to be valid until the next payment period, as all payments for the current period were made in advance. For special circumstances, please email


StudySoup has more than 1 million course-specific study resources to help students study smarter. If you’re having trouble finding what you’re looking for, our customer support team can help you find what you need! Feel free to contact them here:

Recurring Subscriptions: If you have canceled your recurring subscription on the day of renewal and have not downloaded any documents, you may request a refund by submitting an email to

Satisfaction Guarantee: If you’re not satisfied with your subscription, you can contact us for further help. Contact must be made within 3 business days of your subscription purchase and your refund request will be subject for review.

Please Note: Refunds can never be provided more than 30 days after the initial purchase date regardless of your activity on the site.