Chapter 25 Quiz Flashcards
Karyn has been having episodes of tachycardia (rapid heartbeat) associated with her CHF. Karyn does not want to add “yet another” medication to those she is taking. Which of the following options might she help Karyn control her rapid heartbeat with out medications
Vagal maneuvers
Which of these layers of the heart wall contains purkinje fibers
Endocardium
Which of the following does not cause an increase in the heart rate?
Parasympathetic nerve stimulation
In the clinical setting, blood pressure refers to
Arterial pressure
Water is forced through capillary walls by
Filtration
Which of the following keeps the heart rate relatively low?
Parasympathetic nerve simulation
Which of the following is the innermost layer of the heart. Which is thin and smooth?
Endocardium
Which part of the cardiac conduction system is located in the wall of the right atrium?
SA node
Which of the following are the strongest blood vessels that function to carry blood away from the heart?
Arteries
The ___ lies on top of the visceral pericardium
Parietal pericardium
Which of the following cause of chest pain is heart related?
Angina
What causes a myocardial infarction
Obstruction of blood flow to the heart muscle
Cheat pain causes by __ generally occurs only during body movements
Sore muscles
Which part of the cardiac condition system is locates in the walls of the ventricles and cause the ventricles to contract
Purkinije fibers
Which valve is between the left atrium and left ventricle
Biscupid
Which artery supplies blood to the thigh?
Femoral
The cardiac control center responds to
Changes in blood pressure
Which of the following does not decrease the blood pressure
Vasconstriction
Which layer of the hear is the outermost layer, which contains fat to cushion to the heart
Epicardium
Which of the following veins drains the intestines
Mesentric
Gluteal areas are served by the __ veins
Illiac
Which of the following can cause longer than normal heart contractions
High concentration of calcium ions
The hundle of his splits into left and right bundle branches that carry and electrical impulse to the
Purkinje fibers
Blood pressure is greatest in the arteries
When the ventricles contract
The vein__ takes the blood to the liver from the intestines
Mesentric
