3. Endocrine Glands
• Secrete special chemical
messengers known as
"hormones" that are
directly released into the
bloodstream because they
have no ducts or structured
passageways to the organs
that they serve.
5. Endocrine Glands
• These chemicals are essential as the N.S. to
the integration of the organism's activities
and to the maintenance of "homeostasis"
20. Hormones
• Chemical substances which are secreted
by organs and affect the functioning of
other organs
• Hormones produced specific effects and
actions on the target organs and glands
23. Insulin
• Enables “glucose” to move out of the
blood into the cells of the muscles and
other tissues.
LOW Normal HIGH
Hypoglycemia 80-120 dL Hyperglycemia
28. Various Hormones
• produced by the adrenal glands are
involved in emotion and responses to
stress
• they are extremely important in neural
functioning and in the ability to cope
with stress
33. Various Hormones
• Cortex
• which is the outer layer, produce
“cortisone”
• Medulla
• inner layer, produces “epinephrine”
or adrenaline and “norepinephrine”
or not adrenaline
