Pulmonary function tests are used when: 1  Screening for the presence of obstructive and/or restrictive lung diseases. 2  Determining the patient's condition prior to surgery in order to assess the risk of respiratory complications after surgery.  Evaluating the ability of a patient to be weaned off a ventilator.
Health benefits. One stalk of celery contains only about 10 calories, while a cup of chopped celery contains about 16. It also contains dietary fiber (1.6 grams per cup), which helps curb cravings because it absorbs water in the digestive tract, making you feel fuller longer.
According to what I have read a stalk of celery is the whole bunch....a rib, is one of the many that make up the stalk....so many of the recipes are really wrong when th â¦ ey say one stalk....you would have way too much celery.alories in a stalk of celery Here is the calorie content: 9 calories in 1 very large stalk of celery (11 to 12 long.8 calories in 1 large stalk of celery (9 to 10 long).