Science Quiz / CP Part 1

Random Science or Vocabulary Quiz
Score 0/71 Timer 20:00
hintanswer
Conduction from the atria to the ventricles occurs across the __ ______
Various congenital heart defects are associated with the _______ _________, which initially connects the pulmonary artery and aorta in utero.
Normal, regular heart beating is called ____ rhythm.
The four chambered heart creates two separate circulations: the pulmonary circulation and the _______ circulation.
The only veins in the body that do not drain into the vena cava OR the coronary sinus are the ___________.
Functionally, the interventricular septum is part of the __________.
We increase the radius of a vessel by a factor of 2. By what factor will Q increase?
As cycle length decreases, the action potential duration will:
True or false: during a pleural tap, the physician inserts a needle above the superior border of the rib to avoid damaging intercostal vessels.
Hydrostatic pressure in the legs will be _________ than at the level of the heart, when standing.
Lymphatic fluid from the superior right thorax ultimately drains into the ______________.
These are the connective tissue connections that provide structural support to the breast tissue.
Large vessels occasionally have a _______ _________ in their tunica adventitia to serve tissue within the vessel.
This is the centermost space in thorax, between the lung pleura.
____ gallop is a sign of early heart failure, but may occur normally in children.
Aneurysms are caused by a weakening in the tunica ________.
The orifice in the septum primum formed by blood spurting from the inferior vena cava is known as the:
The Frank-Starling mechanism states that if you increase preload, you'll get an increase in
The __________ projects posteriorly to T4 and T5.
Pathological murmurs tend to occur during ________ of the cardiac cycle.
The _______ lymph nodes drain 75% of the fluid from the breast.
Abnormal deflections with no pattern or discernable P waves between QRS complexes is a sign of:
__________ ___________, or AV shunt for short, circuits blood away from capillary beds.
Putting your stethoscope over the apex of the heart is a good way to listen to the sounds of the _____valve.
hintanswer
If a patient becomes dehydrated, his blood may become more viscous and therefore, flow would be ________ turbulent.
Ventricular myocardial cells will _________ during an action potential to around +30 mV.
Factors affecting contractility have ______ effects.
A PR interval longer than ____ ms indicates first degree heart block.
Area of the heart with the greatest pressure fluctuation is the?
The apex beat of the heart is in the _th intercostal space, left of the midline.
If you give a blood transfusion rapidly, you increase stretch and thus must increase heart rate to maintain cardiac output via this mechanism
Another way to measure heart rate on an EKG strip is divide the number of small boxes between two QRS complexes into ______.
Standing up suddenly causes blood to pool in the legs; what system is activated to counteract this pooling effect?
The cardiogenic mesoderm is formed from _____________ mesoderm.
Heart muscle contractions are due to this ion.
This is the ability of the heart to generate force (contractility) and is independent of preload and afterload
The pressure differential between the R and L sides of the heart is represented by the Central Venous Pressure and _____ respectively.
Neurotransmitter for parasympathetic nervous system:
This branch of the coronary arteries can develop from either the LCA or RCA, and determines the 'dominance' of the heart.
Kidneys have a specialized subtype of ___________ capillary.
The orifice in the septum secondum that allows blood to flow into the left atrium is known as the:
Vagal innervation belongs to the _____ nervous system.
This staircase mechanism involves a change in inotropism associated with more frequent stimulation of cardiac myocytes.
Diastolic depolarization corresponds to a slow, inward _____ current
Calcification of valves leads to valve _________.
The lead with a positive electrode on the left foot and negative electrodes on the right and left arm is lead:
A QRS complex that is not preceded by a P wave but is otherwise normal is likely a ________.
Clumps of cells that form first in the yolk sac that are key in the process of vasculogenesis are called:
hintanswer
Vitelline veins, cardinal veins, and umbilical veins converge into the _______ venosus in the developing heart tube.
Progressively lengthening PR intervals leading to a dropped QRS complex is a sign of _________.
Blood flow is driven by a _____ gradient created by the heart
Name a clinical sign of breast cancer.
____________ ____________ can constrict to cut off blod flow to a capillary bed.
Mitral and tricuspid valve regurgitation would be heard as a _______ murmur.
Ribs 11 and 12 are also known as the _______ ribs.
If the length of a vessel is increased, resistance will _________.
Circulations in series have a _________ resistance compared to circulations in parallel.
Connections between the dorsal and ventral aortae are generally termed _______ _______.
Contraction of ____________ muscles during systole prevents the atrioventricular valves from prolapsing.
T/F: Transposition of the great vessels is fatal unless the patient also has an interventricular septal defect.
A heart rate of 100 bpm would have ___ large boxes between each QRS on the EKG recording.
This is the most anterior chamber of the adult heart in its native orientation.
All mechanical events are preceded by an ______ event
Neural crest cells migrate to help form the __________ septum, which divides the outflow tract.
Phase 3 on a voltage diagram of a ventricular cardiomyocyte correlates to _______.
During isometric contraction, there is a steep increase in pressure, but ________ does not change.
In the embryo, the devleoping kidneys are drained by the ___________ veins.
Is central venous pressure high/low when the heart works its hardest?
The process whereby tissue from the right side of the sinus venosus folds in to become incorporated in the wall of the right atrium:
T/F - The parasympathetic nervous system has an effect on contractility
Current between cardiac cells travels through:
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Created Dec 14, 2010ReportNominate
Tags:Vocabulary Quiz, Term

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