PPT-Biological Rhythms and Sleep (unit 3)

Specification Biological Rhythms Circadian Infradian and Ultradian and disruption of rhythms Sleep Stages Lifespan changes function of sleep Sleep disorders Explanations for disorder including insomnia sleep walking and narcolepsy. Revision. BIOLOGICAL . RHYTHMS & . SLEEP. Part 1: Biological Rhythms. Syllabus. Biological Rhythms. • Circadian, infradian, and ultradian rhthyms, including the role of endogenous. pacemakers and of exogenous zeitgebers in the control of circadian rhythms. DISORDERS OF SLEEP. Insomnia. Sleepwalking. Narcolepsy. Syllabus. Biological Rhythms. • Circadian, infradian, and ultradian rhthyms, including the role of endogenous. pacemakers and of exogenous zeitgebers in the control of circadian rhythms. An Historical Introduction. Outline. What are Circadian Rhythms? . Why do we call the mechanism that regulates circadian rhythms a “Biological Clock”?. What are the Important Characteristics of a “Clock”?. Stages of sleep. awake –. . alpha. . activity, regular, medium frequency 8-12 Hz (more prevalent with eyes closed);. . beta . activity, irregular, low amplitude 13-30 . Hz.. stage 1 –. . theta . Task 1. Outline what is meant by biological rhythms (2 marks). Biological rhythms are cyclical changes in the way biological systems (humans, animals, plants) . behave. (1 mark). . . One of the most obvious is the . 5.1. 5 . BODY RHYTHMS AND MENTAL STATES. The Rhythms of Sleep. 5.2. Exploring the Dream . World. 5.3. The Riddle of . Hypnosis. 5.4. PSYCHOLOGY. , Twelfth Edition . | . Carole Wade • Carol Tavris. An Historical Introduction. Outline. What are Circadian Rhythms? . Why do we call the mechanism that regulates circadian rhythms a “Biological Clock”?. What are the Important Characteristics of a “Clock”?. Knowledge (what is known and not known) Choice = Power. Power Behavior = Enhanced Human Health. Sleep plays a major role in preparing . the body and brain for an . alert, productive, psychologically. Complete paper 2 . (Biopsychology, research methods and approaches). Folder/textbook check. Page 48 exam question. Read through your own exam question on Robert. Highlight where the A01, A02 and A03 are and the PEEL structure within your A03 points. Link to spec 4.2.2. A biological rhythm is a change in the body processes or behaviour in response to cyclical changes within the environment. . Starter. : . Recap Endogenous . P. acemakers and Exogenous . Biological Rhythms - Circadian Rhythms Link to spec 4.2.2 A biological rhythm is a change in the body processes or behaviour in response to cyclical changes within the environment. Starter : Recap Endogenous 23.1 – Describe how our biological rhythms influence our daily functioning. .. Circadian Rhythms. : repeating fluctuations, such as sleeping and waking, that occur over a period of twenty-four . hours. Biological . rhythm, . periodic biological fluctuation in an organism that corresponds to, and is in response to, periodic environmental change. . Examples . of such change include cyclical variations in the relative position of Earth to the Sun and to the Moon and in the immediate effects of such variations—e.g., day alternating with night, high tide alternating with low tide. Exam Prep stations. You will have . 10 minutes . to complete each activity. Revise. Plan. Assess and analyse. Revise . Rhythm/Topic. Research evaluation points. IDA . (can be more. than one). Wider.