The chemical control of breathing mainly depends on the:
a. level of carbon dioxide in the blood.
b. level of oxygen in the blood.
c. level of oxygen in the alveoli.
d. strength of the intercostal muscles.
a
Chemoreceptors measure the amount of carbon dioxide
in the blood and transmit the information to the respiratory
centre.
You might also like to view...
In order to assist an older diabetic patient to engage in moderate daily exercise, which action is most important for the nurse to take?
a. Determine what type of activities the patient enjoys. b. Remind the patient that exercise will improve self-esteem. c. Teach the patient about the effects of exercise on glucose level. d. Give the patient a list of activities that are moderate in intensity.
If a researcher is administering a questionnaire to a highly disadvantaged population, it is sometimes advisable to:
A) Pretest the questionnaire with a less disadvantaged sample B) Collect data about the study participants' reactions to the study C) Determine the readability level of the questionnaire D) Use mostly open-ended questions in the questionnaire
A sublingual drug is administered by placing the drug in what part of the body?
a. Between the cheek and the upper jaw b. Under the tongue c. In the nose d. In the eyes
The school nurse is trying to prevent the spread of a flu virus through the school. Which infection-control strategies can be employed to prevent the spread of the flu virus?
1. Teaching parents safe food preparation and storage 2. Withholding immunizations for children with compromised immune systems 3. Sanitizing toys, telephones, and door knobs to kill pathogens 4. Separating children with infections from children who are well 5. Teaching children to wash their hands after using the bathroom