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Carleton University
PSYC 2301

HEALTH PSYCH MIDTERM REVIEWhealth psycunderstanding you psychological influences on how people stay healthy why ppl get ill and how they respond to illnessWorld Health OrganizationWHO defines health a state of complete physical mental and social well being and not merely the absence of disease or immunity4 Functions of WHO1to give worldwide guidance in the field of health2to set global standards of health3to cooperate with gov in strengthening nation health programs4to develop and transfer appropriate health technology info and standardshealth psychologists focus on health promotion and maintenance preventiontreatment of illness etiology and correlates of health illness and dysfunction improving the health care systempolicyGREEKShumoral theory of illness4 essential fluids blood black bile yellow bile and phlegm disease arose when there was imbalance of fluidspersonality types where associated with dominant humoral variablesaligns with mind body unitary hypothesesmind and bodyone unit4 tempermants phlegmatic choleric sanguine melancholic constant flux between them allMIDDLE AGES supernatural and mysticism beliefs disease attributed to evil forces arose when evil spirits entered ritualistic torture was employedreligion infiltrated medical knowledgefuncitons of the physician were absorbed by the preistlevel of health was associated with degree of faithRENAISSANCE improvements in biotechnologymicroscopy autopsyled to rejection of humoral theorysupported by cellular pathologyinitiated mindbody dualism physicians associated with the body philosophers assocaiated with the mindDUALISM mind was a thinking thing and an immaterial substancemind can exist apart from its extended body and therefore the mind is a substance distinct from the body a substance whose essence is thoughtConversion Hysteriafreud mind causes deficit in body converts conflict into a symptom address the psychological issuesPsychosomatic Medicinebodily disorders caused by psychosomatic issues ulcers hypertension colitis disease prone induvidualsBehavioural medicine biofeedbackthe interdisciplinary field which integrates behavioural science and biomedical science for understanding physical health prevent diagnose treat rehabilitate Personal control of health factorsdiet physical fitness harmful behaviourssocially determined factorsculture socioeconomic factors availability of health resourcesBIOPSYCHOSOCIAL MODEL BPSassumes coordinated influences ofbiological factors psychological factors and social factorsmacro level processdepression social supportmicro level processchemical imbalance cellular disordera healthy state is not a the steadystateSystems Theoryall levels of organization micromacro are linked and changes in one will affect the other one1Clinical Implications of BPS modelall three factors must be considered in diagnosis treatment can be induvidualized and allow for team therapy strengthens the patient practitioner relationshipBiomedical Model assumes psychologicalsocial factors are independent based on biochemical or neurophysiological differences reductionisticsingle causal factor consideredassumes mind body dualism empasizes illness over health LECTURE 2 systems of the body NERVOUS SYSTEMa very complex system of nerve fibersCentral Nervous systemCNSbrain and spinal cordbrain is contained in the cranial cavity and is protected by the skullspinal cord is contained in the spinal cavity and is protected by vertebraePeripheral Nervous system PNSsomatic and autonomic nervous systemSomaticvoluntaryconnects brain to voluntary musclesprovides sensory feedback about voluntary movementis less protected than the CNSAutonomicinvoluntaryconnects brain to internal organsfurther divided into sypmathetic and parasympathetic Sympatheticresponds to danger and stress physiological changes heart rate adrenalineflightfightacute stress responseParasympatheticcontrols organs at baseline agnostic to the sympathetic NS active when person is relaxed stimulates digestion restdigestBRAIN3 sections hindbrain forebrain and midbrainHindbrainMedulla mediates heart rate blood pressure and CO2 and O2 concentrationPons link between hindbrain and midbrain and helps control respirationCerebellum coordinates voluntary muscle movementbalanceequilibrium muscle tone postureMidbrainrelay of sensory and motor info between forebrain and hindbrain visual and auditory reflexes production of DA in substantia nigraForebrain 2 sections diencephalon telencephalon Diencephalon contains the thalamus and hypothalamusThalamus relays sensation spatial sense and motor signals to the cerebral cortex along with regulation of consciousness sleep and alertness2
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