Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
24 Cards in this Set
- Front
- Back
|
Dynamic state related to change. Capacity to do WORK. Can't be defined in concrete terms of size, shape, or mass |
Energy |
|
|
What are the 6 forms of energy? |
Chemical , mechanical, heat , light , electric , and nuclear |
|
|
Conservation of energy. Dictates that the body does not produce , consume, or use up energy; rather, it transformer it from one form into another as physiologic systems undergo continual change |
First law of thermodynamics |
|
|
Chemical processes that release energy to it's surroundings , down hill process , give up energy |
Exergonic reactions |
|
|
Chemical processes that store or absorb energy. Uphill process , needs energy |
Endergonic reactions |
|
|
What are the three forms of biological work , which one requires most of our energy? |
Mechanical work , chemical work , and transport work . Mechanical. |
|
|
Refers to all the physical and chemical processes within the body that create and use energy |
Metabolism |
|
|
The process of building new materials the body use Ex: storing carbs and fats. Also new proteins |
Anabolism |
|
|
The process of breaking things apart . Using potential energy stored in food. Use parts to make something new |
Catabolism |
|
|
What are the three major macronutrients containing potential energy ? |
Fats, carbs, proteins |
|
|
2 forms of carbohydrates? |
Glucose & glysogen |
|
|
Which for of carbohydrates is stored in the blood? |
Glucose |
|
|
Carrier molecule , tail end is 3 phosphate bonds |
ADENOSINE TRIPHOSPHATE (ATP) |
|
|
2 phosphate bonds , ADP |
ADENOSINE diphosphate |
|
|
Last bond can again be broken until finally ADENOSINE monophosphate (AMP), 1 bond |
ADENOSINE Monophosphate |
|
|
How much ATP is stored in the body ? |
80-100g (3.5oz) stored , 7 kCals energy per mole of ATP split , few seconds worth of work |
|
|
Are highly specific protein catalysts, |
Enzymes |
|
|
Complex nonprotein organic substances that facilitate enzyme Action by binding and the substrate with it's specific enzyme |
Coenzymes |
|
|
Enzymes usually have what suffix ? |
-ase |
|
|
What is the stored form of carbs ? |
Glycogen , stored in muscle and liver |
|
|
How many kccals of energy is released by splitting ATP? |
-7.3 kccals |
|
|
Fill in the equation ____ + H20= ____ + PI + ___ |
ATPase , ADP, energy |
|
|
What are enzymes role in metabolism? |
Accelerate the forward and reverse rates of chemical reactions , neither consumed nor changed |
|
|
What is the name of the enzyme that breaks down ATP in skeletal muscle ? |
Myosin ATPase |
