Lab correlation Lecture 1 Flashcards

1
Q

What glands are involved in the endocrine system?

A
  • Hypothalamus
  • Pituitary
  • Thyroid
  • Parathyroid
  • Adrenals
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2
Q

Which glands are regulated by the anterior pituitary gland?

A
  • Thyroid
  • adrenals
  • Gonads
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3
Q

What is the endocrine systems primary function?

A

Produce hormones for secretion into the blood or extracellular spaces for transport to other glands to help your body function properly

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4
Q

What are the two different types of hormones?

A

Proteins=water soluble

Steroid=Fat soluble

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5
Q

Does insulin and glucagon raise or lower blood glucose?

A

Insulin=Lowers blood glucose

Glucagon=Raises blood glucose

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6
Q

What is taras favorite equation?

A

H + HCO3 = H2CO3 = H2O + CO2

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7
Q

Describe why the body might go into metabolic acidosis in type 1 diabetes

A

There are excess acids produced from the ketones so to compensate it the H are buffered with bicarbonate to form carbon dioxide and water which produces rapid and deep breathing. The loss of bicarbonate results in metabolic acidosis.

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8
Q

What is a long term glucose monitoring for diabetes?

A

HbA1c

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9
Q

What are the blood results that help the doctors know if someone has diabetes?

A

Fasting glucose: >7.0mmol/L
Oral glucose test: >11.0 mmol/L
Urine glucose: Positive

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10
Q

What is the term when the final hormone produced regulates its own secretion by inhibiting the secretion of its precursor hormone?

A

Negative Feedback Control

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11
Q

What are the two groups of hormones that the hypothalamus secretes?

A
  • Oxytocin and ADH (antidiuretic hormone) = posterior pituitary
  • Releasing and inhibiting hormones = Anterior pituitary
    (ex. CRH, TRH, GnRH)
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12
Q

What are the three common pituitary diseases?

A
  • Prolactinoma
  • Giantism/acromegaly
  • Cushings Disease
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13
Q

Define Diuresis

A

Production of unusually large volumes of urine

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14
Q

define glycolysis

A

Metabolism of glucose to pyruvate or lactate for use as energy

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15
Q

Define Glycogen

A

Stored form of glucose

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16
Q

Define Glycosuria

A

Urinary excretion of glucose

17
Q

Define Glycogenolysis

A

Breakdown of glycogen to glucose for use as energy

18
Q

Define Gluconeogenesis

A

Formation of glucose from non-carbohydrate sources

19
Q

Define Glycosylated Hemoglobin

A

A hemoglobin compound formed during the reaction of glucose within an amino group of hemoglobin

20
Q

define glycogenesis

A

the formation of glycogen from sugar

21
Q

define lipogenesis

A

Conversion of carbs to fatty acids