[33] Biochemistry of the Endocrine System Flashcards

1
Q

What is the primary function of the endocrine system?

A

It regulates the body’s metabolism and energy balance.

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2
Q

What are the major components of the endocrine system?

A
  1. Hypothalamus
  2. Pituitary gland
  3. Thyroid gland
  4. Parathyroid glands
  5. Adrenal glands
  6. Pineal gland
  7. Reproductive glands (which include the ovaries and testes)
  8. Pancreas
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3
Q

What are hormones?

A

They are chemical messengers that travel through the bloodstream to tissues and organs.

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4
Q

What is insulin?

A

A hormone produced by the pancreas that regulates the amount of glucose in the blood.

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5
Q

What is glucagon?

A

A hormone that works with insulin to regulate blood sugar levels.

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6
Q

What is the role of the hypothalamus?

A

It links the nervous system to the endocrine system via the pituitary gland.

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7
Q

What is the role of the pituitary gland?

A

Often called the “master gland,” it controls other glands in the endocrine system.

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8
Q

What is the role of the thyroid gland?

A

It produces hormones that regulate the body’s metabolic rate.

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9
Q

What is the role of the parathyroid glands?

A

They regulate the body’s calcium levels.

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10
Q

What is the role of the adrenal glands?

A

They produce hormones that help regulate your metabolism, immune system, blood pressure, response to stress and other essential functions.

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11
Q

What is the role of the pineal gland?

A

It produces melatonin, which helps regulate sleep patterns.

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12
Q

What is the role of the ovaries in females?

A

They produce eggs for reproduction and also the female hormones estrogen and progesterone.

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13
Q

What is the role of the testes in males?

A

They produce sperm and also the male hormone testosterone.

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14
Q

What is the role of the pancreas?

A

It has two main roles: digestion and regulation of blood sugar levels.

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15
Q

What is Diabetes mellitus?

A

A group of diseases that result in too much sugar in the blood.

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16
Q

What is the role of cortisol?

A

A hormone produced by the adrenal glands, it helps regulate metabolism and helps your body respond to stress.

17
Q

What is the role of adrenaline?

A

Also known as epinephrine, it increases heart rate, blood pressure, and sugar metabolism in response to stress.

18
Q

What is the role of the Growth Hormone (GH)?

A

It stimulates growth, cell reproduction, and cell regeneration.

19
Q

What are common symptoms of endocrine disorders?

A
  1. Unusual fatigue
  2. Excessive thirst or urination
  3. Weight loss or gain
  4. Heat or cold intolerance
20
Q

How can endocrine disorders be diagnosed?

A

Through blood and urine tests to check hormone levels.