Hormones: chemical substances
that circulate in the bloodstream
BIOPSYCHO
and only affect target organs. They
are produced in large quantities but
disappear quickly. Their effects are
very powerful.
Adrenaline: a hormone produced by
the adrenal glands, which is part of
Nervous
the immediate stress response Collects, processes, & respon
system. environment. Coordinates the w
cells in th
Central Nervous System (CNS)
Concerned with life functions & psychological
processes
Brain Spinal Cord
Maintains life and is involved in higher Receives and transmits info to and from
functions and psychological processes. the brain
Fight/Flight: a sequence of activity within the body that is triggered when we perceive a threat or a
stressful situation. This activity involves physiological changes in the nervous system and the secretion
of hormones necessary to sustain arousal.
Outline of the F/F response:
Amygdala
(area of the brain that deals with emotions)
Sends a distress signal to the hypothalamus
Hypothalamus
(controls autonomic nervous system, and so the sympathetic nervous system
is activated)
R
Releases a stress hormone to the pituitary gland
Pituitary Gland
(master gland)
Releases ACTH to the adrenal glands
W
Adrenal Glands
(specifically the adrenal medulla)
that circulate in the bloodstream
BIOPSYCHO
and only affect target organs. They
are produced in large quantities but
disappear quickly. Their effects are
very powerful.
Adrenaline: a hormone produced by
the adrenal glands, which is part of
Nervous
the immediate stress response Collects, processes, & respon
system. environment. Coordinates the w
cells in th
Central Nervous System (CNS)
Concerned with life functions & psychological
processes
Brain Spinal Cord
Maintains life and is involved in higher Receives and transmits info to and from
functions and psychological processes. the brain
Fight/Flight: a sequence of activity within the body that is triggered when we perceive a threat or a
stressful situation. This activity involves physiological changes in the nervous system and the secretion
of hormones necessary to sustain arousal.
Outline of the F/F response:
Amygdala
(area of the brain that deals with emotions)
Sends a distress signal to the hypothalamus
Hypothalamus
(controls autonomic nervous system, and so the sympathetic nervous system
is activated)
R
Releases a stress hormone to the pituitary gland
Pituitary Gland
(master gland)
Releases ACTH to the adrenal glands
W
Adrenal Glands
(specifically the adrenal medulla)
