Endogenous Pacemarkes and Exogenous Zeitgebers 0.0 / 5 ? PsychologyBiological RhythmsA2/A-levelAQA Created by: Stav DrymoniCreated on: 05-05-14 16:31 58910321467 Across 1. Some psychologists argue that endogenous and _______________ systems aren't two separate systems. Instead the biological clock is a combination of the two (9) 6. _________ is the dominant zeitgeber in humans. Campbell and Murphy (1998_ found that by shining _____ on the back of participants knees their circadian rhythms would shift (4) 7. Biological rhythms have ___________ value because it allows for animals to anticipate the environmental changes that come in the day and night (8) 8. Who (1996) illustrated that although under normal conditions the SCN coordinates all body rhythms it doesn't always effectively synchronise? (7) 10. According to Albus (2005) the __________ SCN is resistant to external cues (6) Down 2. who (1995) bred mutant hamsters with 20 hour rhythms and transplanted the mutant SCN's into normal hamsters to give them 20 hour mutant rhythms? (6) 3. According to Albus (2005) the __________ SCN is quickly reset by external cues (7) 4. Information about light is received through the what nerve? (5) 5. The biological system failing can cause many problems e.g. familial __________ sleep-phase syndrome (8) 9. If the endogenous clock is running slow then light________ it ahead into rhythm (6)
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