Edwin Hubble discovered Hubble’s Law when he plotted the          of galaxies.

What would you expect the overall color of a globular cluster to be?

Most astronomers now agree that dark matter probably does not really exist, and rather indicates a fundamental problem in our understanding of gravity.

What is the celestial sphere?

Which of the following planets is just past Saturn?

If the strength of gravity is greater than the upward pressure provided by neutron degeneracy pressure, a black hole can be formed from a neutron star.

If there is no dark matter in the Milky Way Galaxy, what is the best alternative explanation for the observations?

The most common organism of bacterial pneumonia is?

A 60-year-old homeless male patient presents to a public health clinic with complaints of an acute onset of chills and cough that start 2 days ago. The cough is productive of rust colored sputum. The patient complains of sharp chest pain whenever he coughs. He denies pressure or radiation of the pain to his arms, neck, and jaw. His vital signs are the following: 102 degrees F (orally), pulse 100 beats/minute and blood pressure is 130/80. The urinalysis shows a few epithelial cells and no other findings to suggest infection. Bacterial pneumonia is suspected. Which of the following medications would you recommend for this patient?

67-year-old female with a 50-pack-year history of smoking presents for a routine annual physical examination. She complains of becoming easily short of breath and of fatigue. Physical examination reveals diminished breath sounds, hyperresonance, and hypertrophied respiratory accessory muscles. Here complete blood count is slightly elevated. Her pulmonary function test (PFT) results show increased total lung capacity. What is the most likely diagnosis?