Metabolism 2 Flashcards
Fasted is the _ state
Postabsorptive
Blood glucose levels drop _ hours after eating (fasted)
Several
When blood glucose levels drop _(fasted)
Pancreas releases glucagon
Glucagon stimulates liver and adipose tissue to (fasted)
Metabolize glycogen stores
When glycogen stores are metabolized _ (fasted)
Glucose released in bloodstream to be used as energy
(Fasted) after prolonged fasting, fat stores in adipose tissue are _
Broken down into glycerol and fatty acid in the liver
Prolonged fasting, fat stores broken down in liver into glycerol and fatty acid make _ bodies (fasted)
Ketone
_ is used as fuel only as a last resort (fasted)
Protein
Pancreatic islets are also known as _
Islets of Langerhans
Pancreatic islets are a cluster of cells that secretes _
Hormone responsible for balancing metabolism
Hormones that pancreatic islets secrete work to
Balance blood sugar levels as body oscillates between fed and faster state
Insulin released from _ in islet of langerhans
Beta cells
_ released from alpha cells in islets of Langerhans
Glucagon
Calorie is another word for
Kilocalorie (kcal)
1 calorie is the amount of energy it takes to
Raise temp of 1g of water by 1.8f
The unit of measurement, calorie, is used to estimate how much
Energy is stored in the chemical bonds of food we eat
Average man calories a day
2,500
Average woman calories a day
2,000
Your body might not gain the full amount of energy that
Is released from foods
Your body may not gain full amount of energy from food because
Foods full of fiber take more energy to digest
Two people may absorb
Different quantities of nutrients from same quantity of same food
_ health determines how much energy your body absorbs from food
Gut
Length of _ determines how much energy your body is able to absorb from food
Intestines
Glucagon released from alpha cells is a _ response
Low blood sugar
High blood sugar response is _
Insulin released from beta cells
