Endocrine system Flashcards

1
Q

Collection of glands that secrete hormones into the blood to regulate different bodily functions

A

Endocrine system

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2
Q

Is the endocrine system considered a slow or fast system

A

Slow

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3
Q

Where is the Hypothalamus gland located?

A

Brain

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4
Q

What 2 hormones are produced by the Hypothalamus and what do they do?

A
  1. Dopamine - “happy chemical”
  2. Thyrotropin-releasing hormone - stimulates the release of thyrotropin
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5
Q

How many lobes does the Pituitary gland have and where is it located?

A

2, the brain

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6
Q

What are the 6 hormones produced by the anterior lobe of the Pituitary gland?

A
  1. growth hormone
  2. thyroid stimulating hormone
  3. adrenocorticotropic hormone
  4. prolactin
  5. follicle stimulating hormone
  6. luteinizing hormone
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7
Q

What does the adrenocorticotropic hormone do?

A

Stimulates the release of cortisol

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8
Q

What 2 things does the prolactin hormone do?

A

Stimulates breast development and milk production

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9
Q

What 2 things does the FSH hormone do?

A

controls menstruation and the growth of eggs

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10
Q

What 2 things does the luteinizing hormone do?

A

Controls menstruation and ovulation

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11
Q

What are the 2 hormones produced by the posterior lobe of the Pituitary gland and what do they do?

A
  1. oxytocin - stimulates contractions for labor and lactation
  2. vasopressin - regulates blood pressure and volume
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12
Q

Where is the Pineal gland located?

A

The brain

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13
Q

What hormone does the Pineal gland produce?

A

Melatonin

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14
Q

Where is the thyroid gland located?

A

The base of the neck

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15
Q

What 3 hormones are produced by the thyroid and what do they do?

A
  1. triiodothyronine (T3) - affects metabolism
  2. Thyroxine (T4) - affects metabolism
  3. Calcitonin - regulates calcium levels
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16
Q

Where is the parathyroid gland located?

17
Q

What hormone is produced by the parathyroid gland?

A

Parathyroid hormone (PTH) - regulates calcium

18
Q

How many Adrenal glands are there and where are they located?

A

2, 1 above each kidney

19
Q

What are the 2 components of Adrenal glands?

A

Medulla (inside)
Cortex (outside)

20
Q

What 3 hormones are produced by the Medulla Adrenal glands and what do they do?

A
  1. Adrenaline - “fight or flight”
  2. Noradrenaline - “fight or flight”
  3. Dopamine - “happy chemical”
21
Q

What 3 hormones are produced by the Cortex Adrenal glands?

A
  1. Androgens
  2. Aldosterone
  3. Cortisol
22
Q

What is the hormone Androgen?

A

male sex hormone

23
Q

What does the hormone Aldosterone do?

A

controls the balance of water and salts in the kidney

24
Q

What does the hormone Cortisol do?

A

“stress hormone” - increases glucose in the blood

25
Where is the Pancreas located?
Upper abdomen
26
What 2 hormones does the Pancreas produce and what do they do?
1. insulin 2. glucagon both hormones allow cells to absorb bloog glucose, which lowers blood sugar
27
Where are the Testes located?
Inside the scrotum
28
What hormone is produced by the testes and what is it?
Testosterone - male sex hormone
29
Where are the ovaries located?
lower abdomen
30
What 2 hormones are produced by the ovaries and what do they do?
1. estrogen - female sex hormone 2. progesterone - helps maintain pregnancy (prepares endometrium for fetus)
31
what are the 3 main conditions of the endocrine system?
1. hypo/hyper secretion - the gland produces too much or too little of the hormone 2. circulatory issues - prevents the hormone from reaching the target organ as intended 3. failing organ receptors - the organ cannot interpret the hormones message