Isolated Tissues and Organs
Two designs of transducer are used, (1) isotonic, involving changes in length of the muscle and (2) isometric, where the length of the tissue is kept constant by an opposing…
Skeletal Muscle
Figure 6.2 Chart® record of antagonism of acetylcholine by d-tubocurarine in the presence of 1 μM serine in leech isolated dorsal muscle. The bath volume was 25 mL, and the…
Cardiovascular Preparations
It should be seen that salbutamol is about 100 times less potent than isoprenaline, suggesting that both drugs were acting on β1-adrenoceptors in the heart. At the doses selected, neither…
Communicating Results
html xmlns=”http://www.w3.org/1999/xhtml”> 10 Communicating Results All the time, effort and expense invested in performing an experiment is lost if the results and conclusions are not communicated to supervisors, peers and…
Concentrations
II. Concentrations and Dilutions A. Concentration may be expressed as a percentage. There are three types of percentages: Weight-in-weight (w/w) percentage preparationsa. Use weight-in-weight percentage when the final product is…
Dosage Calculations
a. The quantity of a drug taken by a patient is known as the dose. The dose may be expressed as a daily dose, single dose, or a total dose….
Receiving Prescriptions and Medication Orders
Prescriptions can be presented to the pharmacy in written form or via telephone, fax, or computer, depending on individual state laws. Prescribers can include physicians, dentists, veterinarians, nurse practitioners, and…
