How do electrical synapses differ from chemical synapses in terms of signal transmission speed and directionality?

A 32-year-old female comes into your office complaining of a terrible headache which began the night prior.  She reports that she has never experienced this type of headache before, claims it is in a unilateral location with a pulsating quality.  Complains of sensitivity to light and nausea. What type of headache would be your diagnosis?

A 78-year-old male is generally healthy but presents with new onset of “huffing and puffing” with exercise. Physical examination reveals conjunctiva pallor and a murmur.  Hgb is 7.6 gm MCV is 71 fl The most likely clinical problem is:

Your patient is an insulin-dependent diabetic and has been experiencing hyperglycemia before dinner.  A possible solution to this problem is to:

A 55-year-old male comes to clinic, complaining of a “suicide headache,” and reports his eyes are tearing more than usual. He has a history of smoking cigarettes. What type of headache is most likely the diagnosis? 

The incidence of hypertension in the African American population is greater than any other race/ethnicity group.  What is the suggested initial pharmacological monotherapy with African American hypertensive patients?

What is the treatment for subconjunctival hemorrhage without injury to the affected eye?  

Your diabetic patient has a history of cardiovascular disease.  Which medication would be best to provide cardiovascular protection?

The best standard of care for DM, “Diabetes Education Program,” is recommended by:

What percentage of the U.S. population has some form of a disability?