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The pleural space is located
between neighboring alveoli
between the layers of hte membrane covering the lungs
betweent the ribs
in the nasal cavity
The peripheral chemoreceptors that regulate breathing are located in the
carotid artery and aorta
cerebellum and pons
coronary sinus and alveoli
brachiocephalic vein and superior vena cava
Central respiratory centers are located in the
medulla and pons
right atrium and cerebellum
cerebellum and pons
carotid artery and medulla
Which of the following represents the amount of air that can expelled from the lungs by max exhalation following man inhalation
residual volume
expiratory reserve volume
vital capacity
total lung capacity
The substance that stimulates the central chemoreceptors is
bydrogen ions
bicarbonate ions
carbon dioxide
oxygen
Which of the following is vitamin b2
retinol
folate
thiamin
riboflavin
Which of the following is an example of heat loss by conduction
applying an ice pack to a sore muscle
standing in the path of a fan
not wearing a hat on a cold day
sweating on a hot day
Deficiency in which of the following causes rickets
all of the answers are correct
vitamin d
calcium
calciferol
Which of the following represents conventional nutritional guidelines for daily caloric intake
60% protein,20% fat, 20% carb
33% fat, 33% protein, 33% carbs
55% carb, 30% protein, 15 % fat
55% carb,15% protein, 30% fat
Which of the following is an unsaturated fatty acid
linoleic acid
ascorbic acid
amino acid
stearic acid
Which of the following statements about acohol is TRUe
alcohol is a nutrient
all of the statements are true
alcohol metabolism does not yield energry
alcohol interfers with the activy of liver enzymes
The term that describes the capacity of a food to raise blood glucose level is
glycemic effect
supplemetal index
basal index
glucose effect
The agaency that devlops dietray guidleines for the United States is the
Occupational Safety and Health Administration
National Institutes of Health
United States Department of Agriculture
United States food and Drug Administration
The muscularis of the stomach is unusual in that it
delivers its contents through a sphincter
consists of three layers
contains nerves that regulate digestion
is composed of voluntary muscle
Carbon monoxide acts as a poison by
binding to hemoglobin, displacing carbon dioxide
binding to hemoglobin, displacing oxygen
forming carbonic acid
circulating in the blood at high conceration
Which of the following breathing patterns would result in the greatest decrease in blood Ph
mispnea
apnea
tachypenea
hyperpenea
