Glucose Homeostasis Flashcards

(32 cards)

1
Q

Alpha cells pancreas respond to what

A

Hypoglycemia only

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2
Q

Alpha cells pancreas release what hormone

A

Glucagon

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3
Q

Alpha cells pancreas target what organ

A

Liver and Adipose

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4
Q

When Alpha cell target the Liver, what pathway is increases?

A

Glycogenolysis
Gluconeogenesis
Beta Oxidation of fats termed
Ketogenesis

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5
Q

When Alpha cell target the Adipose, what pathway is increased?

A

Lipolysis

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6
Q

The hypothalamus responds to what

A

Hypoglycaemia PLUS exercise or sleep

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7
Q

The hypothalamus releases what hormone

A

Growth Hormone

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8
Q

When the hypothalamus targets the Liver, what pathway is increased?

A

GH is converted to Insulin like Growth Factor 1 AKA Somatomedin C

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9
Q

When the hypothalamus targets the muscle, what pathway is increased?

A

Increases
-Amino acid uptake
-proteins synthesis
-beta oxidation fats

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10
Q

When the hypothalamus targets the muscle, what pathway is Decreased?

A

Decreases:
Protein Breakdown
Carbohydrate
Metabolism

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11
Q

The hypothalamus target what organs

A

-Liver
-muscle responds to somatomedian C and growth hormone

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12
Q

Adrenal medulla responds to what

A

Hypoglycemia PLUS acute stress

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13
Q

What happens when you wake up stressed

A

You become hypoglycaemic which causes your body to make epinephrine

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14
Q

What hormone is released in the Adrenal medulla

A

Epinephrine

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15
Q

The adrenal medulla targets what organs?

A

Liver
Adipose
Muscle

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16
Q

The adrenal medulla and cortex targets the liver which increases what pathway?

A

Glycogenolysis
Gluconeogenesis
Beta oxidation of fats termed Ketogenesis

16
Q

The adrenal medulla targets the Muscle which increases what pathway?

A

Glycogenolysis
krebs Cycle
Beta oxidation of fats

16
Q

The adrenal medulla and cortex targets the Adipose which increases what pathway?

16
Q

The adrenal cortex targets the Muscle which increases what pathway?

A

Blocks the Glut 4 transporter

16
Q

Adrenal cortex targets what organs

A

Liver
Muscle
Adipose

17
Q

Adrenal cortex responds to what

A

Chronic stress and does not need hypoglycaemia to be released

18
Q

The adrenal cortex releases what hormone?

19
Q

Beta cells pancreas responds to what?

A

Hyperglycaemia

20
Q

Beta cells pancreas release what hormone?

21
Beta cells pancreas target what organs?
Liver, Adipose, muscle
22
Beta cells pancreas target the liver which increases what pathway(s)?
Glycogenesis Glycolysis Triacylglycerol (TAG) Synthesis Cholesterol synthesis
23
Beta cells pancreas target the Adipose which increases what pathway(s)?
Stimulates Glut 4 transporter and glucose enters TAG STORAGE
24
Beta cells pancreas target the Muscle which increases what pathway(s)?
-Stimulates Glut 4 transporter and glucose enters - glycogenesis -Glycolysis -Krebs -ETC
25
Delta cells pancreas and Hypothalamus responds to what?
Hyperglycemia
26
Delta cells pancreas and Hypothalamus release what hormone
Somatostatin
27
The Delta cells pancreas target what organs?
Hypothalamus and Anterior Pituitary
28
Once the Delta cells pancreas target the Hypothalamus and Anterior Pituitary, What is effected?
Decreases the release of the of GHRH and GH (growth hormone)