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Biochem: 1. A patient is presented to you who stands 5 feet 6 inches tall and we

ID: 71779 • Letter: B

Question

Biochem:

1. A patient is presented to you who stands 5 feet 6 inches tall and weighs 142 pounds.This patient says that he lifts weights for one hour twice and week and runs 2 miles one day a week. When reviewing his medical record, you notice that his previous visit was 14 months ago, where he was the same height and weighed 141 pounds.

a. What is the patient's BMI? What category does this fall into?

b. What would you predict the daily calorie intake to be for this patient over the last 14 months.

2. Explain why the hydrolysis of ATP is a favorable reaction? Where are the high energy bonds in the molecule?

3. Discuss the process of sodium coupled active transport to move glucose across the cell membrane. How does the membrane potential play a factor? Why do you need ATP for this?

4. Complete the flow chart of metabolism during the fasting state: Glucose___

Insulin ____

Glucagon____

Adipose Muscle Liver Brain Red Blood Cell Kidney

5. Complete the flow chart of dietary fuel metabolism during the fed state: Glucose____

Insulin_____

Glucagon_____

Intestine Tissues Liver Adipose

CHO

FAT (Triglycerides)

Protein

Brain Red Blood Cell Muscle

Explanation / Answer

ATP is adenosine triphosphate, which is highly unstable. The high energy of ATP is due to the presence of two high energy phosphate bonds. The phosphoanhydride molecules are energy rich with standard free energy of -30.5kJ/mol