Jim is being treated for hypertension. Because he has a history of heart attack, the drug chosen is atenolol. Beta blockers treat hypertension by:
1. Increasing heart rate to improve cardiac output
2. Reducing vascular smooth muscle tone
3. Increasing aldosterone-mediated volume activity
4. Reducing aqueous humor production
Question 2
To reduce potential adverse effects, patients taking a peripherally acting alpha1 antagonist should do all of the following EXCEPT:
1. Take the dose at bedtime
2. Sit up slowly and dangle their feet before standing
3. Monitor their blood pressure and skip a dose if the pressure is less than 120/80
4. Weigh daily and report weight gain of greater than 2 pounds in one day
Changes in bronchioles during an asthma attack: (A) normal bronchiole and (B) in asthma attack.
Heart Model
Gross anatomy of the heart
Desmosomes and gap junctions, as shown in heart muscle: Desmosome
Chambers of the Heart
Development of the Heart