The caffeine content of coffee itself varies enormously. According to the USDA*, 1 rounded teaspoon of instant coffee (1.8 grams in weight) contains 57 mg of caffeine. No matter how much water, milk, or creamer you add to the coffee - the amount of caffeine will remain the same. Barone and Roberts* quote a value of 40-108 mgs per 150mls.
There are many different types of nurses and types of nursing jobs. Responsibilities: 1  Perform physical exams and health histories.  Provide health promotion, counseling and education.
Job Description. Obstetrics nurses, sometimes referred to as OB nurses, specialize in assisting doctors in the care of pregnant women and in the delivery of babies. They often work in the labor and delivery department in hospitals, health clinics or doctors' offices. Obstetrics nurses work as part of a team of caregivers.