Which of the following conditions involves severe chest pain caused by a deficiency of oxygen to the heart muscle?
A) congestive heart failure
B) myocardial infarction
C) angina pectoris
D) coronary artery disease
C) angina pectoris
Angina pectoris is severe chest pain caused by a deficiency of oxygen to the heart
muscle. Congestive heart failure is a pathological condition of the heart in which the heart is too
weak to efficiently pump blood. Myocardial infarction is a heart attack. Coronary artery disease
is insufficient blood supply to the heart muscle due to an obstruction of one or more coronary
arteries.
You might also like to view...
Several vaccines are combination vaccines and are used to vaccinate people against two or more pathogens
One example of a combination vaccine is the TDaP vaccine (tetanus, diphtheria, pertussis). How does a combination vaccine develop immunologic memory to more than one pathogen? A. Allergic reactions are less common with combination vaccines than with single-antigen vaccines. B. Combination vaccines develop immunity against very similar or the same (broad spectrum) antigens. C. Combination vaccines are more economical to produce than single vaccines. D. Each antigen target included in the combination vaccine must be different enough so that the immune system can recognize the target antigen on the pathogen cell. E. Similar antigens can be chemically modified so that immune system will recognize each antigen as unique.
Nancy carefully measures the weight of a stone and finds its weight to be 2.9150696 ounces. What is the weight of the stone to the nearest hundredth of an ounce?
A) 2.9 ounces B) 2.91 ounces C) 2.92 ounces D) 2.93 ounces E) 2.8 ounces
The combining form ov/o means:
A. egg B. female C. ovary D. sex
Echo-: __________
Fill in the blank(s) with correct word