Chapter 27; Cardiovascular and Lymphatics
four separate congenital heart defects
tetralogy of Fallot
The medical assistant who is providing patient education aimed at reducing risk for heart disease should make all of the following statements EXCEPT:
"Eliminate salt from your diet"
The medical assistant realizes that his patient needs further teaching about risks for heart disease when she makes the following statement:
"thank goodness my diabetes won't have any effect on my hypertension"
The medical assistant who is teaching her patient about atrial fibrillation should make all of the following comments EXCEPT:
"the condition often requires surgery"
Ischemia
-can lead to myocardial infarction -blood is held back from an area -can be caused by thrombotic occlusion of a blood vessel -may be a result of coronary artery disease
What is the approximate time for one cardiac cycle?
0.8 sec
What is the universal standard for recording an ECG?
25mm/sec
What is the average heart rate?
72bpm
Disease of the heart muscle:
Cardiomyopathy
Which of the following statements is true regarding hypertension?
It is known as a silent killer because most people are asymptomatic until complications arise
Which is NOT true of the SA node?
It is known as the pacemaker of the heart
All of the following abbreviations are matched to the correct definition EXCEPT:
PCP: percutaneous coronary procedure
All of the following abbreviations are matched to the correct definition EXCEPT:
PT: partial thrombectomy
Saclike membrane surrounding the heart:
Pericardium
Which of the following is the proper conduction sequence?
SA node>AV node> bundle of His> Purkinje fibers
All of the following statements are true regarding aneurysm EXCEPT:
a common examination finding in those with brain aneurysm is a murmur.
patent
closed
Which of the following statements is true regarding heart failure?
Those at greatest risk for developing heart failure include African Americans and elderly
Located between the left upper and lower chamber of the heart:
Tricuspid valve; mitral valve?
Which of the following actions should the medical assistant take if the baseline of an ECG is off center?
adjust the stylus
A local widening of an artery:
aneurysm
Starting with the deoxygenated blood entering the heart via the inferior and superior vena cava, the next step in the flow of blood is??
blood enters into the left atrium
Cyanosis
bluish coloration of the skin
What is the function of veins?
carry deoxygenated blood to the heart
What is the function of arteries?
carry oxygen-rich blood away from the heart
Angina
chest pain relieved with nitoglycerin
Blood vessels branching from the aorta to carry oxygen-rich blood to the heart muscle:
coronary arteries
What is erythrocytopenia?
deficiency of red blood cells
Contraction phase of the heartbeat:
diastole
digitalis
drug used to strengthen the heartbeat
depolarization
electrical change in cells in which the inside becomes positive in relation to the outside
Which of the following is the inner layer of the heart?
endocardium
A 67-year-old man presents to the urgent care clinic complaining of a squeezing sensation in his chest and difficulty breathing. The medical assistant should respond in all of the following ways EXCEPT:
escorting him to a treatment room, applying oxygen, and having him rest while waiting his turn to be seen
cardiac arrhythmia
fibrillation
ECHO
high frequency sound waves are transmitted into the chest
the cause of essential hypertension is
idiopathic
endocarditis
infection or inflammation of the valves and inner lining of the heart
Phlebitis:
inflammation of a vein
What does the term thrombophlebitis mean?
inflammation of a vein in the presence of a clot
arrythmia
irregular heart rhythm
Which of the following structures separates the right atrium from the right ventricle?
mitral valve
click-murmur syndrome
mitral valve prolapse
Acute infection with the Epstein-Barr virus, which causes sore throat, fever, fatigue, and enlarged lymph nodes, is known as:
mononucleosis
incision of a vein
phlebotomy
A condition sometimes following deep vein thrombosis in which the individual experiences chronic edema and aching is known as:
postphlebitic syndrome
Which of the following statements is true regarding myocardial infarction?
presenting symptoms may be different in women than in men
phagocytosis
process in which white blood cells engulf and destroy microorganisms, foreign antigens, and cell debris
A blood vessel that carries oxygen-poor blood from heart to lungs:
pulmonary artery
What pulse point is located int the wrist?
radial
anemia
reduction in the mass of circulating red blood cells
CK,LD, and AST(SGOT) are
serum enzymes
Sensitive tissue in the right atrium wall that begins the heartbeat:
sinoatrial node
What does the term arteriole mean?
small artery
petechiae
small, pinpoint hemorrhages
petechiae
small,purplish, hemorrhagic spots on the skin that appear in patients with platelet deficiencies and in many febrile illnesses
What is a hematologist?
specialist in the study of blood
Instrument to measure blood pressure:
sphygmomanometer
Which of the following is NOT a component of the cardiovascular system?
spleen
What does the term angioedema mean?
swelling of a vessel
What are the lower chambers of the heart?
ventricles
