The main source of dietary sodium is:
a. table salt.
b. processed foods.
c. herbs and other seasonings.
d. drinking water.
Q. 2The diagnosis of prehypertension, stage 1 hypertension, or stage 2 hypertension is based on:
a. sodium intake.
b. systolic and/or diastolic blood pressure.
c. amount of weight gain.
d. cholesterol level.
Q. 3Medical nutrition therapy for treatment of hypertension includes:
a. fluid restriction.
b. increased intakes of potassium and calcium.
c. reduced carbohydrate intake.
d. decreased fat and protein intake.
Q. 4Chronic obstructive pulmonary disease (COPD) is often accompanied by:
a. malnutrition.
b. vitamin A deficiency.
c. edema.
d. electrolyte imbalances.
Q. 5The cause of essential hypertension is:
a. stress.
b. unknown.
c. high sodium intake.
d. chronic coronary heart disease.
Q. 6The renin-angiotensin-aldosterone mechanism tends to promote the retention of sodium and the excretion of:
a. calcium.
b. creatinine.
c. iron.
d. potassium.
Q. 7The upper limit of normal blood pressure in adults is considered to be:
a. 110/70 mm Hg.
b. 120/80 mm Hg.
c. 130/85 mm Hg.
d. 140/90 mm Hg.
Q. 8The three types of body systems that maintain normal blood pressure are
a. muscular, autonomic, and homeostatic systems.
b. emotional, psychological, and chemical systems.
c. neuroendocrine, hormonal, and enzyme systems.
d. cardiac, respiratory, and neural systems.