Reading...
Play button
Play button
Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
75 Cards in this Set
- Front
- Back
|
Which of following prevent the production of angiotensin II
|
ACE inhibitors
|
|
|
In which situation would the stroke volume be the greatest
|
Increased venous return
|
|
|
Which of the following would most likely result in the release of oxygen from hemoglobin
|
Increased levels of DPG (diphosphoglycerate)
|
|
|
Which of the following would be greater
|
End-diastolic volume during a heart rate of 95 bpm
|
|
|
A patient present with a very low blood pressure. Which of the following might be the cause
|
Too little renin released from the kidneys
|
|
|
Which of the following would occur in reponse to a rise in blood pressure
|
Increase in acetylcholine release
|
|
|
What is the name for the process during the first phrase of a nerve cell action potential in which sodium floods in
|
Depolarization
|
|
|
Which of the following causes the oxygen-hemoglobin dissociation curve to shift to the right
|
increase in temperature
|
|
|
What enzyme is reponsible for converting carbon dioxide plus water in carbonic acid and vise versa
|
Carbonic anhydrase
|
|
|
One function of the atrioventricular node delay is
|
allow time for the ventricles to fill before contraction
|
|
|
Which blood vessels are described as having rather muscular walls and a diameter greater than 0.5 mm
|
arteries
|
|
|
In order for breathing occur, the alveolar pressure must
|
Be greater than the intraplueral pressure
|
|
|
A term that describes difficulty in breathing when lying down
|
Orthopnea
|
|
|
What is a major difference between the action potential of a nerve cell compared to the action potential of a cardiac muscle cell
|
plateau
|
|
|
A drug that depresses the activity of the pneumotaxic center would result in
|
Reduction in ability to exhale
|
|
|
The maximum volume of blood that the ventricle collects during diastole is best described as
|
End diatolic volume
|
|
|
Which valvular event marks the end of isovolumic contraction relative to the left ventricle
|
Aortic semilunar valve opens
|
|
|
This form of lung cancer constitutes approximately 30% of bronchogenic carcinomas, tumors often seen at the hilus, and often associated with neumonia and atelectasis
|
Squamous cell carcinoma
|
|
|
Which of the following cells make up approximately 5% of the alveolar epithelium
|
Type II Alveolar Epithelial Cells
|
|
|
Fibrillation is referred to as a heart rate
|
Greater than 300
|
|
|
Which of the following would most likely result in the binding of oxygen to hemoglobin
|
reduced levels of hydrogen ions
|
|
|
Through what valve does blood pass when it enters the left ventricle
|
bicuspid
|
|
|
If the membrane of a cardiac muscle becomes more permeable to potassium, which of the following will occur
|
Decrease rate
|
|
|
What nerve is the sole motor innervation for the major inspiratory muscle
|
Phrenic
|
|
|
What is the value for a typical stroke volume
|
70 ml
|
|
|
A condition caused by poor perfusion to the tissues due to any event causing the parasympathetic nervous system to predominate its influence over the sympathetic nervous system
|
Neurogenic Shock
|
|
|
What is the Ramp Signal
|
Action potentials to diaphragm
|
|
|
What type of organism causes the most of the hospital acquired pneumonia
|
gram negative streptococcus
|
|
|
Above or within which raised ridge in the right atrium is the sinoatrial node located
|
Crista terminalis
|
|
|
Which of the following is the best value for the normal Mean Aorterial Pressures (MAP)
|
96 mm Hg
|
|
|
Which of the following would occur in response to a rise in blood pressure
|
Decrease in sympathetic tone
|
|
|
A condition in which an underlying respiratory condition causes pulmonary hypertension which eventually results in right heart failure
|
Cor Pulmonale
|
|
|
This form of bronchogenic carcinoma constitutes 20-25% of lung cancers, demonstrates the worse prognosis, and has the highest correlation with smoking
|
small (oat) cell carcinoma
|
|
|
Once the impulse leaves the atrioventricular node what is the next structure into which it passes
|
Atrioventricular Bundle of His
|
|
|
A condition in which there is abnormally low levels of carbon dioxide in the blood
|
Hypocapnia
|
|
|
Which of the following best describes the mechanism by which digitalis functions
|
Indirectly causes an increase in intracellular Calcium
|
|
|
What percent of pulmonary embolisms originate from blood clots formed in the legs
|
90%
|
|
|
What is the most common type of pneumonia
|
Community acquired
|
|
|
The clogging of the arteries with plaque is known as
|
Athersclerosis
|
|
|
How does aldosterone cause its effects
|
Turing the Na pump on (in kidney tubules)
|
|
|
What percent of high blood pressure cases do not have know causes
|
90
|
|
|
The Vagus nerve innervates which baroreceptors
|
Aortic
|
|
|
What percent of blood enters the right ventricle due to atrial contraction
|
25%
|
|
|
Which of the following would occur in response to a drop in blood pressure
|
Increase renin release
|
|
|
What is the major function of the ventral respiratory group
|
None of these responses
|
|
|
What is the S2 sound
|
Closure of the semilunar valves
|
|
|
Name the enzyme that is released by the kidneys in response to low ion concentration, low blood pressure, or hypovolemia
|
Renin
|
|
|
The tension on the myocardium prior to its contraction most closely relates to
|
Venous return
|
|
|
At sea level, what percent of atmospheric air is contributed to by carbon dioxide
|
0.04
|
|
|
A condition which results in pain that emanates into the left neck, shoulder, and arm due to myocardial ischemia
|
Angina pectoris
|
|
|
Which of the following occurs in the brain if the pH drops
|
vasodilation
|
|
|
Which of the following best demonstrates when ventricular depolarization occurs
|
QRS Complex
|
|
|
Which of the following is the more immediate result of general, peripheral vasoconstriction
|
Increase in blood pressure
|
|
|
What is the blood pressue of the capillaries
|
14-17 mm Hg
|
|
|
By what value does smoking increase one's risk of bronchogenic cancer
|
25 times
|
|
|
A process by which local tissues release Nitric Oxide in order to autoregulate their local blood pressures is known as
|
Metabolic control
|
|
|
What is the approximate systolic/diastolic pressures for the pulmonary artery
|
25/8
|
|
|
Compounds which decrease the strength of contraction are said to be
|
Negative inotropic factors
|
|
|
A term that means "reduced blood flow"
|
Ischemia
|
|
|
Reversible damage of the heart due to reduced blood flow
|
Myocardial ischemia
|
|
|
The sinoatrial node is a special nerve cell that sends an action potential to the rest of the heart
|
False
|
|
|
The volume of air that can be forcibley expired over and above the normal, quiet breathing volume
|
Expiratory reserve volume
|
|
|
At rest, how much of the oxygen bound to hemoglobin is delivered to the tissues
|
5 ml/dl plasma
|
|
|
The volume of air that can be forcibly inspired over and above the normal, quiet breathing volume
|
None of these responses
|
|
|
What percent of blood enters the right or left ventricle due to venous return
|
75%
|
|
|
Which of the following most closely matches the term "mural"
|
wall
|
|
|
Which of the following most closely matches the term "lien"
|
spleen
|
|
|
Which of the following most closely matches the term "gynec"
|
female
|
|
|
Which of the following most closely matches the term "meio"
|
less
|
|
|
Which of the following most closely matches the term "meta"
|
next to or beyond
|
|
|
Which of the following most closely matches the term "leuk"
|
white
|
|
|
Which of the following most closely matches the term "fasci"
|
bundle
|
|
|
Which of the following most closely matches the term "metro"
|
uterus
|
|
|
Which of the following most closely matches the term "karyo"
|
nucleus
|
|
|
Which of the following most closely matches the term "lith"
|
stone
|
