SPLH 620 Exam Bundle Questions and Answers SCORED A+

hearing sensory area - ANSWER-primary auditory cortex -located in: auditory cortex & temporal lobe vision sensory area - ANSWER-primary visual cortex -located in: visual cortex & occipital lobe taste sensory area - ANSWER-gustatory cortex -located in: insular lobe (hidden) & in inferior fro...

What are the three most important motor cortical areas? - ANSWER-1. Primary motor 2. Premotor 3. Supplementary motor What is the pathway of the Spinal Motor Pathway? - ANSWER-—Upper motor neurons 1. Cerebral cortex to spinal cord 2. Descend through the internal capsule 3. Decussates in me...

parts of CNS - ANSWER-brain and spinal cord parts of PNS - ANSWER-somatic and autonomic systems glial cell fxns - ANSWER-physical support, nutrient flow, nerve housekeeping astrocyte fxn and location - ANSWER-clean up local debris, provide nutrients, regulate external chemical composition, ...

What was Descartes thinking behind hydraulics model of nervous system? - ANSWER-The water would move to a joint and the water would move that joint and then the water would leave returning the joint back to its resting position. He believed that the brain thought about where the water should go and ...

Primary sensory areas of special senses - ANSWER-Hearing, vision, taste, smell Where in the cerebral cortex is hearing - ANSWER-primary auditory cortex, located in auditory cortex and temporal lobe Where in the cerebral cortex is vision - ANSWER-primary visual cortex, located in visual cortex ...

cell body (soma) - ANSWER-integrates signal Dendrites - ANSWER-a neuron's extensions that receive messages and conduct impulses toward the cell body Axon - ANSWER-the part of the neuron that carries information away from the cell body toward other cells

Inner ear - ANSWER-The inner ear transforms signals Transforms mechanical signals to chemoeletric signals The inner ear represents sound frequencies Composed of the cochlea and the vestibular system Fluid filled Outer ear - ANSWER-Composed of the pinna and ear canal Collects sound and transm...

middle ear - ANSWER-- Tympanic membrane - Air filled - Ossicles (Malleus, incus, stapes) - Oval Window inner ear (cochlea) - ANSWER-fluid filled middle ear function - ANSWER-•Amplification of signal •Transforms signal •(acoustic->mechanical) inner ear function - ANSWER-•...

Schwann Cells PNS - ANSWER-Support cells Produce myelin to cover axons (on neuron) in PNS, only covers one axon at a time Each cell provides myelin for one neuron What is exocytosis? - ANSWER-presynaptic process - when the synaptic vesicles are released and fuse to membrane Depolarization - ...

Anterior - ANSWER-front of brain Posterior - ANSWER-back of brain GABA - ANSWER-primary inhibitory CNS neurotransmitter Axon Hillock - ANSWER-location of action potential initiation Spatial Summation - ANSWER-integration of synaptic input from dendrites and cell body areas Node of Ran...

McGurk Effect - ANSWER-an error in perception that occurs when we misperceive sounds because the audio and visual parts of the speech are mismatched. redundancy gain effect - ANSWER-- organisms respond faster to targets presented in more than one modality - visual cue + auditory or tacticle cue ...

Spinal motor pathway upper motor neurons - ANSWER-- Cerebral cortex to spinal cord - Descend through the internal capsule - Decussates in medulla (brainstem) - Synapse in anterior horn of spinal cord: corticospinal tract - Does not go through thalamus Spinal motor pathway lower motor neurons ...

What does the pyramidal system consist of? - ANSWER--Cerebral cortex (UMN) -Spinal cord (LMN) Characteristics of UMN damage - ANSWER--Muscle weakness (decreased ROM) -Decreased control of active movement (slowed movement) -Increased muscle tone (spasticity) -Clonus -"Spastic paralysis" -C...

what is the PNS? - ANSWER-peripheral nervous system - sagittal plane - ANSWER-divides brain into right and left coronal plane (frontal) - ANSWER-divides brain into anterior and posterior axial (transverse) - ANSWER-divides brain into upper and lower what are the 2 basic cell types in the...