Hypothalamus: neuroendocrine function and behaviour Flashcards
1
Q
What are the functions of the hypothalamus
A
Thirst Reproductive funcitons Hunger Sleep Emotional state Homeostasis Body temp Circadian rhythm Sleep/wakefullness
2
Q
Which systems does the hypothalamus connect with
A
Limbic system (emotions and memory) Endocrine system Autonomic nervous system
And the cortex
3
Q
In the limbic system, what is the hypothalamus connected to
A
- Hippocampus via fornix
- Brain stem via medial forebrain bundle (from olfactory bulb)
- Thalamus via mammillothalamic tract
4
Q
What does the hypothalamus influence in the autonomic nervous system
A
Heart rate Respiration Digestion Excretion Arousal
5
Q
What does the hypothalamus influence in the endocrine system and through what
A
Homeostasis
Rheostasis
Growth
Reprouction
Through the HPA, HPT and HPG
6
Q
How does the hypothalamus influence homeostasis
A
Body temperature Blood pressure Heart rate Water balance Food intake Metabolic rate Blood glucose level
