The sipper tube of the water bottle should be checked frequently because:
A) the rubber stopper becomes loose.B) cavies often push food into the tube and block the water flow.
C) it attracts airborne bacteria.
D) cavies chew on the sipper tube and cause leaks.
B
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A person diagnosed with prehypertension is ________ as likely to progress to hypertension as those with lower blood pressure.
A. three times B. twice C. four times D. not
Depression is caused by decreased levels of _____ and/or _____
Fill in the blank(s) with correct word
Which message is most likely communicated by a phlebotomist who tells a patient, "I'd really like to hear more about that" while looking anxiously at his watch?
a. I really am interested. b. I have lots of time now to listen. c. Let's talk about this later. d. I need to be someplace else right now.
Canine distemper is caused by a(n):
A)virus B)bacteria C)fungus D)injury to the head