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Period 4:
Describe the basic functions of the endocrine system, including the specific functions of the thyroid
gland, pancreas, pituitary gland, gonads, and adrenal glands.
Rubric:
Basic functions of the endocrine system (3 points):
• The main role of the endocrine system is to relay chemical messages through the body by
releasing hormones into the bloodstream
• Works in conjunction with the nervous system
• Releases hormones that organize at certain stages the development of the nervous system and the
development of certain body tissues
• Releases hormones that activate behaviors such as alertness / sleepiness, excitability, sexual
behavior, concentration, aggressiveness, reactions to stress, and desire for companionship
• A three-point essay should show a strong understanding of the system as a whole and what
as a whole the endocrine system does for your body
Specific function of the thyroid gland (1 point):
• Controls metabolism through the release of the hormone thyroxin
Specific function of the pancreas (1 point):
• Regulates blood-sugar levels by secreting two regulating hormones: insulin and glucagon
Specific function of the pituitary gland (1 point):
• Regulates many behaviors and other glands, produces the largest number of different hormones
and thus has the widest range of effects on the body’s functions
Specific function of the gonads (1 point):
• Involved in the development of a person into either male or female, involved in sexual
reproduction
Specific function of the adrenal glands (1 point):
• Pours several different hormones into the bloodstream that affect the body’s reaction to stress
Total Essay Out Of 8 Points