WorksheetsMIDTERM BONUS QUESTIONS
Total questions: 20
Worksheet time: 8mins
Atria and ventricles contract in a coordinated manner to ensure correct blood flow. What are the two types of cardiac muscle cells that are responsible for this?
a. Conducting cells
b. Autorhythmic fibres
c. Pacemaker
d. Contractile cells
Cardiac pacemaker cells have the special ability to depolarize spontaneously and thus pace the heart.
TRUE
FALSE
This is an effective technique used as a method of cardiac assessment.
(a)
What are the two phases of cardiac cycle that occur for any chamber in the heart?
(a)
It opens a few fast voltage-gated Na∙ channels in the sarcolemma, allowing extracellular Na+ to enter.
a. Repolarization
b. Depolarization
c. Rapid Depolarization
d. None of the above.
It refers to an inflammation of the endocardium and typically involves the heart valves
(a)
The lining of the inner walls of the heart's chambers is termed the:
a. visceral pericardium
b. serous pericardium
c. epicardium
d. myocardium
e. endocardium
The outermost layer of the heart's serous pericardium is termed the:
a. visceral pericardium
b. parietal pericardium
c. myocardium
d. epicardium
e. endocardium
The heart's natural pacemaker is termed the:
a. sinoatrial node
b. Atrioventricular node
c. Bundle of HIS/Atrioventricular bundle
d. Left and right bundle of branches
e. Purkinje fibres
The heart's electrical conduction network found within the ventricular myocardium is termed the:
a. sinoatrial node
b. atrioventricular node
c. bundle of HIS/Atrioventricular bundle
d. left and right bundle of branches
e. purkinje fibres
It is the difference between resting and maximal CO.
a. Cardiac Output
b. Cardiac Reserve
c. Stroke Volume
d. Heart rate
In an ECG the P wave represents:
a. ventricle depolarisation
b. atrial repolarisation
c. closing of the atrioventricular valve
d. atrial depolarisation
In an ECG the S wave represents:
a. ventricle depolarisation
b. atrial repolarisation
c. closing of the atrioventricular valve
d. atrial depolarisation
In an ECG the T wave represents:
a. ventricle depolarisation
b. atrial repolarisation
c. ventricle repolarisation
d. atrial depolarisation
Which of the following formula are true?
a. F = ΔP/R or CO = ΔP/R or ΔP = CO × R
b. F = ΔP/R or CO = ΔP/R = CO × ΔP
c. F = ΔR or CO = Δ CO = × R
d. F = ΔR or CO = ΔP/R or ΔP = CO × R
Which of the following paired characteristics are true?
a. vasoconstriction; ANP
b. vasodilation; ADH
c. blood volume increase; ADH
d. blood volume decrease; Aldosterone
Which of the following produces an audible sound in the measurement of blood pressure?
a. Pressure in cuff below 120 but above 70
b. Pressure in cuff below 70
c. Pressure in cuff above 120 below 70
d. All of the choices
Which of the following characterizes hypertension?
a. decreased in systolic pressure
b. decreased diastolic pressure
c. increased diastolic and systolic pressure
d. All of the choices
Which of the following statements best describe systolic blood pressure?
a. first sound heard
b. last sound heard
c. the force of blood recorded during ventricular relaxation
d. None of the above
Which of the following statements best describe diastolic blood pressure?
a. first sound heard
b. first loud sound heard
c. the force of blood recorded during ventricular relaxation
d. None of the choices
