Reference no: EM133415719

In around 300word answer these questions with one or two paragraphs?

Q1) Describe the structure of an adherens junction between two epithelial cells.

Q2) Explain the process of integrin activation and formation of focal adhesions.

Q3) Describe how leukocytes adhere to the endothelium of the vasculature and get released from blood vessels.

Q4) Explain the structure of tight junctions. What their role in the body?

Q5) What are gap junction? Describe their structure and function.

Q6) Explain the signal transduction process that occurs following binding of epinephrine to its beta adrenergic receptor to produce activation of protein kinase A.

Q7) Describe how binding of a single molecule of epinephrine to a liver cell produces an amplification cascade to release several molecules of glucose into the blood stream.

Q8) Explain how the binding of a hormone to a G-protein coupled receptor could produce an increase in intracellular calcium and activation of protein kinase C.

Q9) Explain how binding of insulin to its receptor activates the MAP kinase cascade.

Q10) Describe how insulin acts to promote glucose uptake and synthesis of glycogen.

Q11) Explain how cross talk occurs between insulin and beta-adrenergic receptors to dampen beta adrenergic stimulation.