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