lesson 7 the endocrine system Flashcards

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1
Q

the endocrine system consists of a series of glands which do what

A

they all secrete hormones

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2
Q

hormones are what

A

small chemical molecules that are passed into the blood and then spread throughout the body in the bloodstream

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3
Q

the pituitary gland is sometimes called what

A

the master gland

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4
Q

the pituitary gland produces lots of what

A

different hormones

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5
Q

some of the hormones produced by the pituitary gland do what

A

some tell the body what to do

some tell other glands to release their hormones

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6
Q

the pituitary gland is not actually part of the brain but it is what

A

attached to the brain

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7
Q

in our neck we have which gland

A

the thyroid gland

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8
Q

the thyroid gland produces which hormone

A

thyroxine

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9
Q

thyroxine does what

A

regulates the rate of our metabolism

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10
Q

thyroxine also places an important role in what

A

growth and development

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11
Q

if the pituitary gland detects low levels of thyroxine then it will release what

A

thyroid stimulating hormone (TSH)

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12
Q

the TSH does what

A

stimulates the thyroid to produce more thyroxine

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13
Q

the TSH brings the level of thyroxine where

A

back to normal

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14
Q

the process of TSH is essentially what

A

negative feedback

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15
Q

sitting on top of our kidneys, we have what

A

adrenal glands

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16
Q

adrenal glands produce what

A

adrenaline

17
Q

adrenaline is normally released during what

A

fight or flight response

(when we’re startled or scared)

18
Q

adrenal glands gets us ready for what

A

to fight or run

19
Q

adrenal glands do what

A

increases heart rate and makes blood pump faster

20
Q

in front of the kidneys, what do we have

A

the pancreas

21
Q

the pancreas produces which hormone

A

insulin

22
Q

insulin helps us regulate what

A

our blood glucose concentrations
(amount of sugar in our bloodstream)

23
Q

the testes are only found in who

A

males

24
Q

testes produce which hormone

A

testosterone

25
Q

testosterone controls what

A

puberty

26
Q

testes also produce what

A

male gametes ‘sperm’ for reproduction

27
Q

the ovaries are only found in who

A

females

28
Q

the ovaries main role is to produce which hormone

A

oestrogen

29
Q

oestrogen influences what

A

puberty and the menstrual cycle

30
Q

oestrogen also does what

A

holds the female gametes (egg cells)