CHO metabolisim

Question 1

what are the two proteins required for dephosphoration of glucose 6 phosphate?

Answer 1

1- glucose 6 phosphate translocase
2- glucose 6 phosphatase

Question 2

the most common enzyme defficiency

Answer 2

GPD

Question 3

what is the only enzyme in krebs cycle that’s embedder into the inner mitochondria

Answer 3

succinyl dehydrogenase

Question 4

location of glucose synthesis?

Answer 4

mitochondria matrix

Question 5

The preparative preparative step of glycolysis

Answer 5

The reduction of NAD+ to NADH

Question 6

The following present the liver, but is absent in muscles

Answer 6

E) Glucose-6-phosphatase

Question 7

The tissue which can metabolize normally glucose, ,fatty acids and ketone bodies for ATP production is

Answer 7

skeletal muscle

Question 8

In fed state, the adipose tissue uptake glucose by

Answer 8

GLUT4 (release if insulin in fed state)

Question 9

Why does insulin stimulate fatty acids release from VLDL

Answer 9

Insulin stimulate lipoprotien lipase to be uptaken by adipose tissue and re-estrified to triglycerides for storage

Question 10

When is hormone-sensitive lipase released?

Answer 10

In fasting state, when insulin levels decrease and epinephrine increase.

Question 11

What are the primary sources of energy for muscles?

Answer 11

Resting muscle: glucose
Active muscle: fatty acids and ketone bodies
Cardiac muscle: fatty acids and ketone bodies