How The Hypothalamus Maintains Homeostasis Study Guide

Question 1

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Answer 1

Controls the autonomic nervous system
- Blood pressure, rate + force of heartbeat, digestive tract motility, pupil size

Question 2

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Answer 2

Initiates physical responses to emotions
- As part of the limbic system – it perceives pleasure, fear, rage, biological rhythms, and sex drive

Question 3

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Answer 3

Regulation of water balance and thirst – primarily through ADH production
- Production of ADH makes you pee less and contain fluid, alcohol inhibits ADH, making you pee a lot

Question 4

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Answer 4

Regulation of sleep wake cycles
- Suprachiasmatic nucleus: sets the biological clock in response to light/darkness visual cues – how we sleep and wake in response to visual cues

Question 5

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Answer 5

Regulation of body temperature – sweating vs shivering

Question 6

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Answer 6

Regulation of hunger and satiety – in response to nutrient blood levels and/or hormones

Question 7

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Answer 7

Control of endocrine system functions by:
- Regulating secretions from the anterior pituitary gland
- Production of several posterior pituitary hormones