Carbohydrates Flashcards

1
Q

Where is the end product of carbohydrates digested?

A

Intestine

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2
Q

What is the function of glucose?

A

Provides energy for life processes

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3
Q

What happens to glucose when collected and other tubes besides sodium fluoride?

A

Glucose levels decrease by approximately 10 mg/dL per hour in while blood

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4
Q

Which anticoagulant slows down glycolysis?

A

Sodium fluoride

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5
Q

How is arterial glucose values different from capillary glucose values?

A

2 - 3 mg/dL higher

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6
Q

What is the normal CSF glucose values compare to the plasma glucose level

A

2/3 of plasma levels

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7
Q

What is the source of the inulin hormone?

A

β cells of Islets of Langerhens of pancreas

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8
Q

What is the source of glucagon hormone?

A

α cells of pancreas

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9
Q

What is the source of ACTH and growth hormone?

A

Anterior pituitary gland

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10
Q

What is the source of the cortisol hormone?

A

Adrenal cortex

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11
Q

What is the source of the human placenta lactogen?

A

Placenta

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12
Q

What is the source of epinephrine?

A

Adrenal medulla

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13
Q

What is the source of T3 and T4?

A

Thyroid gland

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14
Q
A
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15
Q

Which hormones will decrease glucose levels?

A

Insulin

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16
Q

Which hormones will increase glucose levels?

A

Glucose
ACTH
Growth Hormone
Cortisol
Human placental lactogen
Epinephrine
T3 & T4

17
Q

What is the action of insulin?

A

Stimulates glucose uptake by cells

18
Q

What is the action of glucagon?

A

Stimulates glycogenolysis (Breakdown of glycogen –> Glucose)

19
Q

What is the action of ACTH?

A

Insulin antagonist

20
Q

What is the action of growth hormone?

A

Insulin antagonist
Acromegaly = hyperglycemia

21
Q

What is the action of cortisol?

A

Stimulates gluconeogenesis (glucose from non-carbohydrate sources)

22
Q

What is the action of human placenta lactogen?

A

Insulin antagonist

23
Q

What is the action of epinephrine?

A

Stimulates glycogenolysis
Pheochromocytoma-tumor of adrenal medulla –> hyperglycemia

24
Q

What is the action of T3 and T4?

A

Stimulates glycogenolysis