7057229
Descripción
Test por Alexandra Bozan, actualizado hace más de 1 año
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Creado por Alexandra Bozan
hace alrededor de 8 años
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Pregunta 1
Pregunta
A thrombus in the third branch off of the aortic arch would affect flow of blood into?
Respuesta
-
Left arm
-
left side of the head and neck
-
myocardium of the heart
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right side of the head and neck and right upper arm
Pregunta 2
Pregunta
Venous blood return to heart is determined by all of these except:
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Pumping action of heart
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venous valves
-
activity of skeletal muscles
-
pressure changes in the thorax
Pregunta 3
Pregunta
Blood pressure is measured with a sphygmomanometer.
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- True
- False
Pregunta 4
Pregunta
Atrial contraction of the heart is referred to as [blank_start]atrial[blank_end] [blank_start]systole[blank_end].
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-
atrial
-
systole
Pregunta 5
Pregunta
Valves similar to semilunar valves are found in [blank_start]veins[blank_end].
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-
veins
Pregunta 6
Pregunta
The "pacemaker" region of the heart is the
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AV bundle
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SA node
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bundle of His
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Purkinje fibers
Pregunta 7
Pregunta
Fluid flows only when a pressure gradient is absent.
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- True
- False
Pregunta 8
Pregunta
The structural components of the circulatory system include the heart and blood vessels.
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- True
- False
Pregunta 9
Pregunta
The cavity of the heart that normally has the thickest wall is the
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-
right atrium
-
right ventricle
-
left atrium
-
left ventricle
Pregunta 10
Pregunta
Respectively, the right and left atrioventricular valves are also known as
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tricuspid, mitral
-
bicuspid, tricuspid
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mitral, bicuspid
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bicuspid, mitral
Pregunta 11
Pregunta
The protective saclike covering around the heart is the
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endocardium
-
myocardium
-
pericardium
-
epicardium
Pregunta 12
Pregunta
The atria are the same structure as the auricle.
Respuesta
- True
- False
Pregunta 13
Pregunta
The palmar arches are branches of the [blank_start]radial[blank_end] and [blank_start]ulnar[blank_end] arteries.
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radial
-
ulnar
Pregunta 14
Pregunta
The heart lies in the pelvic cavity.
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- True
- False
Pregunta 15
Pregunta
High BP triggers [blank_start]ANH[blank_end] [blank_start]system[blank_end] to help correct
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-
ANH
-
system
Pregunta 16
Pregunta
Blood flows from pulmonary capillaries to [blank_start]pulmonary[blank_end] [blank_start]venules[blank_end].
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-
pulmonary
-
venules
Pregunta 17
Pregunta
These blood vessels may be carrying oxygenated or deoxygenated blood: [blank_start]capillaries[blank_end]
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-
capillaries
Pregunta 18
Pregunta
Pericardial fluid is located between?
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The visceral pericardium and the myocardium.
-
The visceral pericardium and the epicardium.
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The parietal and visceral pericardium.
-
Myocardium and endocardium.
-
Epicardium and myocardium.
Pregunta 19
Pregunta
Chordae tendineae are associated with which structure(s)?
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tricuspid valve and mitral valve
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Atrioventricular valves
-
Brachiocephalic and Left common carotid
Pregunta 20
Pregunta
The tissue layers of blood vessels from exterior to interior are
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tunica externa, tunica media, and tunica intima
-
tunica media, tunica intima and tunica externa
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tunica intima, tunica media, and tunica externa
-
tunica externa, tunica intima, and tunica media
Pregunta 21
Pregunta
The atria is the same structure as the auricle.
Respuesta
- True
- False
Pregunta 22
Pregunta
Atherosclerosis is characterized by the deposition of lipids in the tunica intima.
Respuesta
- True
- False
Pregunta 23
Pregunta
The valve that guards the left atrioventricular orifice is called the
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-
bicuspid
-
mitral
-
tricuspid
-
bicuspid and mitral
Pregunta 24
Pregunta
Which of the following most accurately describes what is measured by an electrocardiogram?
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electrical conductivity
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number of contractions per minute
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the speed and strength of contractions
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any abnormal functioning
Pregunta 25
Pregunta
Blood pressure at the vena cava and RA is [blank_start]0[blank_end] mm Hg.
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-
0
Pregunta 26
Pregunta
The greatest drop in blood pressure occurs across the arteriole.
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- True
- False
Pregunta 27
Pregunta
Atrial natriuretic hormone (ANH) is a mechanism that increases blood volume and therefore venous return of blood to the heart.
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- True
- False
Pregunta 28
Pregunta
Common carotid artery is not used for feeling the pulse in the neck.
Respuesta
- True
- False
Pregunta 29
Pregunta
The ECG deflection produced during repolarization of the atria and depolarization of the ventricles is the [blank_start]QRS[blank_end] [blank_start]complex[blank_end].
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QRS
-
complex
Pregunta 30
Pregunta
The first heart sound heard, or the lubb sound, is caused by the ventricles contracting and the AV valves closing.
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- True
- False
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