Chapter 41
The cycle in which an ATP high-energy bond is broken to yield a phosphate group, ADP, and energy and then recombined to form ATP is called the:
ATP/ADP system
When the blood glucose level starts to decrease toward lower than normal
All of the above
ADP is an abbreviation for
adenosine diphosphate.
Catabolism is a _____ process involving the _____ of energy.
decomposition; release
The Krebs cycle takes place in the:
mitochondria.
The preferred energy fuel of the body is:
Glucose
An increased blood sugar level stimulates which of the following to occur?
Glycogenolysis
Which of the following statements is not true?
Glycolysis requires the use of oxygen.
Which of the following types of cells contains phosphatase?
Kidney
Which of the following is most indicative of a normal blood sugar level?
80-100
Which of the following is the correct order of the body's energy fuel preference, starting with the first choice and ending with the third choice?
Carbohydrates, fats, proteins
Which of the following is not true of ATP?
It cannot be recycled after it is broken down.
Which of the following is true of metabolism?
It involves synthesis and decomposition.
Which of the following is true of energy released by the breakdown of food substances?
It is used to synthesize ATP.
Which of the following is not true of glycolysis?
It occurs in the mitochondria.
In which of the following cells is glucose phosphorylation reversible?
Kidney
The process of gluconeogenesis occurs in the:
Liver
Glucose phosphorylation is catalyzed by which of the following enzymes?
Phosphatase
The action of phosphatase enzyme is to catalyze the:
formation of ATP.
The process of splitting glycogen is called:
glycogenolysis.
