What are Alpha and Beta receptors? What do they respond to? Give examples of Beta blockers or Beta activator medications and relate the course content to describe how these medications can be used.

how and by what mechanism is glomerular filtration rate (GFR) affected by

obstruction of the ureteropelvic junction by a stone?

stimulation of the splanchnic nerve?

a marathon run?

severing the post-glanglionic sympathetic fibers to the kidney

Describe the physical properties of the lungs and how they relate to ventilation. Be sure to explain what elasticity and compliance and relate these physical lung properties to specific aspects of ventilation. Explain they are important.

1) Describe the functions of estrogen

2)Describe the hormonal changes that occur as a result of implantation, including production of human chorionic gonadotropin (HCG) to maintain the corpus luteum and increased production of progesterone by the corpus luteum

3) What is luteinizing hormone? What does it do?

At the beginning of spring break Stan went to a conference in Seattle and on Monday afternoon there was a reception for the lecturers. Nobody was social distancing yet.
Describe ALL the ways Stan's immune system was working to keep him from getting Covid19, even if he was exposed to the new Corona Virus. (Talk about how your immune system works to fight off a virus like covid-19)

If a ligand-gated channel (ionotropic receptor) was activated by a negatively charged ion with a negative equilibrium potential, would it result in an Excitatory post synaptic potential or an inhibitory post synaptic potential?

Hand draw the Human Acute Myocardial Infarct, the cardiac muscle following an acute myocardial infarct and label the following structures: wavy cardiac muscle cells, pale area of infarct, normal cardiac muscle cells. Also draw Human Old Myocardial Infarct, the cardiac muscle after a long recovery from a myocardial infarct and label the following structures: fibrous tissue, normal cardiac muscle cells

1)which type of cartilage resists extension and deformation without breaking?
2)Bone grows is diameter by ________growth?
3)the layer of connective tissue on the outside of a skeletal muscle is called?
4)the functional unit of the cardiovascular system is?
5) the outermost layer of arteries and veins is called?
please help me answer these questions. thanks

A small child swallows a chicken bone. The bone perforates the wall of the esophagus in the distal third (closest to the stomach), but no other structures. Air is seen by x-ray in the mediastinum and crepitus can be felt in the neck. There is also a pneumothorax in the left pleural cavity.

How does air get into the mediastinum? How does air get into the neck? How does air get into the pleural cavity to cause a pneumothorax?

What is Caput Medusae? 1 sentence

• What are the 2 vessels on the esophagus that are communicating in the portocaval anastomosis?