Which of the following is a physical sign of the increased use of accessory muscles for expiration in a person with emphysema?
A. "barrel chest"
B. "sunken chest"
C. "bird's chest"
D. enlarged heart
E. enlarged liver
Answer: A
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Robert and Chris have been at a local bar near their dormitory for one hour. Chris has had three beers already and Robert tells him to slow down because too much alcohol can cause death. Chris says this is not true since you just go to sleep when you drink too much. Chris also says that since he is allowed two drinks a day on average, he decided to save them up for the weekend. Robert is
beginning to suspect that Chris might have a drinking problem. Let's see if you know more than Chris does concerning alcohol by answering these questions.As they sit and talk, Chris begins to smoke a cigarette. Robert can't believe his friend has such poor judgment and says, "Chris, don't you know that drinking alcohol and smoking puts you at a much higher risk for ____?" a. heart attack b. skin cancer c. Alzheimer's disease d. type 2 diabetes e. depression
Vitamin D and vitamin K share which of the following characteristics?
A. Both affect intestinal absorption of calcium. B. Both can be synthesized to some extent in the body. C. Both are involved in blood clotting. D. All of these choices are correct.
Olive oil helps to protect against heart disease because it ____
a. lowers HDL levels b. enhances the inflammatory response c. lowers total and LDL cholesterol d. increases blood clotting factors e. prevents absorption of fats in the small intestine
A creamy white pigment is an example of a(n)
a. anthocyanin. b. anthoxanthin. c. astaxanthin. d. betalain.