Chapter 18 - Endocrine System Flashcards by K G | Brainscape

Q

Hormones

A

30 chemical messengers secreted into bloodstream
stimulate responses in distant targets
secreted by endocrine glands or specialized cells in other organs
works with nervous system to control and coordinate body processes

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Q

Endocrine Glands

A

ductless
secrete internally
e.g. pituitary gland, thyroid gland

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Q

Exocrine Glands

A

have ducts
secrete onto epithelial surface of duct
e.g. sweat and salivary glands

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Q

Compared to the Nervous System, the Endocrine System…

A

effects tend to be slower, more sustained
affect wider variety of more distant targets
two systems coordinate (“neuroendocrine cells”)

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Q

Organs of the Endocrine System

A

Pineal Gland
Hypothalamus
Pituitary Gland
Thyroid Gland
Parathyroid Gland
Adreanal Glands
Pancrease

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Q

Organs with Secondary Endocrine Function

A

Thymus
Heart
Liver
Kidney
Intestine
Gonads
Skin

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Q

Hypothalamus

A

flattened funnel shape, above and behind optic chiasm
Releases oxytocin (OT) and antidiuretic hormone (ADH)
Secretes regulatory hormones, control anterior lobe of the pituitary gland
Neural control over primitive functions of the body

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