Exam 1 Review

Exam 1 Review - Exam 1 Review People to Know I mhotep:...

Info iconThis preview shows pages 1–10. Sign up to view the full content.

View Full Document Right Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Exam 1 Review People to Know I mhotep: first to use a word for brain Hippocrates (Father of Medicine): attributed epilepsy to the brian Plato: attributed mental processes to the brain Aristotle thought it was the heart Herophilus (Father of Anatomy): attributed mental processes to ventricles Galen : noted effect of head injuries on gladiators Albertus Magnus: Christian who dared to believe in the brain Da Vinci: drew nice pictures of the four ventricles Descartes: made an early account of reflexes Sir Thomas Willis: (Father of Neurology): named cranial nerves and Circle of Willis Franz Joseph Gall : phrenology guru Hodgkin & Huxley : recorded action potentials in giant squid axons to describe ionic mechanisms underlying it Creatures to Know Torpedo Ray Uses ACh channels to produce a shock that paralyzes prey King Cobra Venom is an ACh channel blocker Disorders to Know Epilepsy: highly synchronized activity of cortical neurons Multiple Sclerosis: destroys myelin and disrupts AP propagation Myasthenia Gravis: immune attack on muscular ACh receptors results in muscle weakness Korsakoffs Syndrome: severe antero- and retrograde amnesia with confabulation Usually caused by alcoholism-induced thiamine deficiency Chapter 1 Common Types of Behavioral Psychology Studies Somatic I ntervention Manipulate the body to see how it changes behavior Behavioral I ntervention Manipulate behavior/environment to see how it changes the body Correlation Compare physiological measurements to behavioral scores Chapter 2 Section Types Coronal Sagittal Horizontal Transverse (cut perpendicular to the long axis of the spinal cord/brain) I n spinal cord its the same as horizontal Becomes coronal as it moves past the brainstem Anatomical Directions Rostral: toward the head Caudal: toward the tail Anterior: toward the front Posterior: toward the rear Dorsal: toward the back back as in the location of the spine, not back as in rear Ventral: toward the belly Divisions of the Nervous System Central Nervous System (CNS) Brain Spinal Cord Covered in Meninges Dura Mater Arachnoid Mater Pia Mater Peripheral Nervous System (PNS) Somatic Division (sensory and motor) Autonomic Nervous System (ANS) Sympathetic Division: Fight-or-Flight Parasympathetic Division: Rest-and-Digest Basics of the ANS Targets usually include Cardiac and smooth muscle Glands Dual I nnervation I dea that both divisions of the ANS innervate a target and have opposing effects on it Major role of the ANS is to maintain homeostasis Parts of Neurons Major Neural Components Dendrites (receive signals) Soma/Cell body Passively conveys signal, Basic cellular functions occur her e Axon Actively relays signal...
View Full Document

Page1 / 36

Exam 1 Review - Exam 1 Review People to Know I mhotep:...

This preview shows document pages 1 - 10. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online