HK – 2810 UNIT 3 EXAM WITH CORRECT
QUESTIONS WITH CORRECTRY ANALYZED
ANSWERS (ACTUAL EXAM) ALREADY
GRADED A+ LATEST 2024 – 2025
What are the 2 lobes of the pituitary gland? - ANSWERS-anterior and
posterior
How does the hypothalamus control the anterior pituitary? - ANSWERS-
releasing hormones through the connecting blood vessels
How does the hypothalamus control the posterior pituitary? -
ANSWERS-through nerve impulses
what does somatostatin do in endocrine pancreas - ANSWERS-inhibits
insulin and glucagon release
normal blood glucose levels - ANSWERS-4-5 mM
,hormones may be: - ANSWERS-peptides, metabolites of amino acids,
metabolites of cholesteral
effect of insulin on blood glucose levels - ANSWERS-reduces blood
glucose levels
effect of glucagon on blood glucose levels - ANSWERS-increases blood
glucose levels
blood glucose levels that cause dizziness, confusion, seizures, coma and
even death - ANSWERS-2-3 mM
what does hypoglycemia do to the brain - ANSWERS-the brain limits its
glucose use, shutting off all functions not required for survival which
causes impaired cognitive functioning
what are high blood glucose levels - ANSWERS-30-40 mM/L
what does hyperglycemia do to the brain - ANSWERS-excess glucose is
removed from the body at the level of the kidney. can cause severe
dehydration since urine production in increased
, where is glucose stored - ANSWERS-within the muscle and liver as
glycogen and within the adipose tissue as triglycerides
where is GLUT2 found - ANSWERS-liver
where is GLUT4 found - ANSWERS-skeletal muscle and adipose tissue
what does GLUT4 do when insulin levels are low - ANSWERS-GLUT4
transporters are recycled slowly between the cell membrane and cell
interior
what happens when glucose enters the cell - ANSWERS-it is
phosphorylated to glucose-6-phosphate
muscle and adipose- hexokinase
liver- glucokinase
what are the G6P pathways - ANSWERS-1. glycolysis- energy release
2. glycogenesis- energy storage
where does lipogenesis occur - ANSWERS-adipocytes and hepatocytes
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