6. A runner just finished a marathon. (a) Which hormone is being secreted to the blood: insulin or glucagon? From which organ and cell t (b) What is the secondary messenger (a small molecule) important for the signaling of the horme

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Chapter42: The Endocrine System
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For question C, i need help on parts d,e, and f 

6.
A runner just finished a marathon.
(a) Which hormone is being secreted to the blood: insulin or glucagon? From which organ and cell type?
(b) What is the secondary messenger (a small molecule) important for the signaling of the hormone?
(c) For the enzymes listed below, indicate whether the enzvme activity is upregulated (↑) or
downregulated (4) in the muscle and liver, respectively.
Enzyme
Muscle
Liver
(a) Glycogen synthase
(b) Phosphofructokinase-1
(c) Fructose-Bisphosphatase-2
(d) Pyruvate kinase
(e) Pyruvate carboxylase
(f) Acetyl-CoA carboxylase
Transcribed Image Text:6. A runner just finished a marathon. (a) Which hormone is being secreted to the blood: insulin or glucagon? From which organ and cell type? (b) What is the secondary messenger (a small molecule) important for the signaling of the hormone? (c) For the enzymes listed below, indicate whether the enzvme activity is upregulated (↑) or downregulated (4) in the muscle and liver, respectively. Enzyme Muscle Liver (a) Glycogen synthase (b) Phosphofructokinase-1 (c) Fructose-Bisphosphatase-2 (d) Pyruvate kinase (e) Pyruvate carboxylase (f) Acetyl-CoA carboxylase
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