Consuming inadequate calories or having a deficiency in certain vitamins or minerals is known as
a. type i diabetes.
b. undernutrition.
c. overnutrition.
d. glaucoma

Which of the following are considered general purposes of performing pulmonary function tests (pfts)? 1. the functional status of the lungs 2. the diffusion characteristics of the alveolar-capillary membrane 3. how much and how fast gas can be moved into and out of the lungs 4. the specific diagnosis of pulmonary disease