The Nervous and Endocrine System 2.0 / 5 based on 1 rating ? PsychologyASAQA Created by: ElysiaCreated on: 29-11-12 09:24 Hypothalamous Regulats the sympathetic branch of the ANS Controls the pituitary gland (belongs to the endocrine system) 1 of 7 PNS PERIPHERAL NERVOUS SYSTEM sends information to the CNS from the outside world sends info from CNS to produce particular behaviours (via muscles) 2 of 7 ANS AUTONOMIC NERVOUS SYSTEM regulates internal bodily functions without concious thought (i.e. breathing) Linked to the viscera which are involuntary (i.e. heart) 3 of 7 Sympathetic Branch Prepares body for activity/energy expenditure Stimulates physological changes which help us defend ourselves (e.g. heart rate increases) ^FIGHT OR FLIGHT^ 4 of 7 Parasympathetic Branch Brings the body back down (parachute) Stimulates processes to restore/conserve energy Predominates when we're relaxed/inactive or following an emergency (e.g. heart rate decreases) 5 of 7 Endocrine (Hormonal) System) Hormones are released directly into the bloodstream and are carried through the body. The pituitary gland: releases hormones which control the secretion of hormones from other glands Adrenal glands: very important. Each comprise of an inner core (adrena medulla) and an outer layer (adrenal cortex) 6 of 7 The System The Nervous System PNS CNS ANS and SNS (Somatic Nervous System) Spinal Cord and Brain Sympathetic and Parasympathetic Branch Hypothalamus Endocrine System 7 of 7
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