Which of the following is the primary purpose of respiration?
A) Provides the means of gas exchange between an organism and its environment
B) Provides a source for phonation
C) Provides the energy source for speech
D) None of the above
A
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For hygienic handwashing, after adjusting the water temperature, wet the forearms:
A) From elbow to fingertips B) From fingertips to elbow C) All at once D) Using soapy water
You are preparing to teach a class on hypertension. Which of the following statements provides incorrect information that you would not include in your presentation?
a. Hypertension is defined as a blood pressure with a systolic reading greater than 140 or a diastolic reading greater than 90. b. There are no known treatable risk factors for hypertension. c. The increased pressure in hypertension damages small arteries in many of the body's organs. d. Hypertension results from the restriction of blood flow when the internal diameter of small arterioles is reduced by atherosclerosis or other factors.
Placing the dot in the slot of the film holder positions the identification dot toward the apices of teeth
Indicate whether the statement is true or false
When the supply of oxygen in the blood is low, what color would the skin appear?
A. Rosy B. Amber C. Bluish D. Pink E. Yellow