Human Circulatory System Quiz
25 Questions
0 Views

Choose a study mode

Play Quiz
Study Flashcards
Spaced Repetition
Chat to Lesson

Podcast

Play an AI-generated podcast conversation about this lesson

Questions and Answers

What is referred to as the general direction of the heart depolarization wave front in the frontal plane?

  • Electrical axis of heart (correct)
  • Electrical conduction system
  • Heart rate variability
  • Cardiac cycle

Which part of the heart does the lead V1-V2 correspond to?

  • Atrioventricular node
  • Left ventricle
  • Right ventricle (correct)
  • Interventricular septum

What is the name of the system shown in Figure 6.6?

  • Lead II system
  • Hexaxial system
  • Einthoven triangle
  • Lead System (correct)

Which of the following leads corresponds to the left ventricle?

<p>V5-V6 (B)</p> Signup and view all the answers

What is the term for the wave front of depolarization in the heart?

<p>Depolarization wave front (C)</p> Signup and view all the answers

What is the frequency range of EEG waveforms?

<p>0.5 Hz to 30 Hz (A)</p> Signup and view all the answers

What is the voltage range of EEG waveforms?

<p>5 mV to 100 mV (D)</p> Signup and view all the answers

Who is the author of the passage?

<p>Ahmed N. Al-Jamal (D)</p> Signup and view all the answers

What is the topic of the passage?

<p>Electricity of human bodies (A)</p> Signup and view all the answers

What is the primary focus of the passage?

<p>EEG waveforms (D)</p> Signup and view all the answers

What is the approximate frequency range of EMG signals?

<p>10 to 3000 Hz (A)</p> Signup and view all the answers

How many types of electrodes are used for EMG recording signals?

<p>Two (A)</p> Signup and view all the answers

What is the primary purpose of EMG recording?

<p>To measure muscle activity (C)</p> Signup and view all the answers

What is the unit of measurement for EMG signal frequency?

<p>Hz (A)</p> Signup and view all the answers

What type of information can be obtained from EMG signals?

<p>Muscle activity and movement (C)</p> Signup and view all the answers

What is the destination of the blood pumped out of the ventricle?

<p>Lungs (D)</p> Signup and view all the answers

Where does the oxygenated blood returning from the lungs go?

<p>Left atrium (C)</p> Signup and view all the answers

In right-handed individuals, the amplitude of the heart depolarization wave is typically higher on which side?

<p>Non-dominant side (B)</p> Signup and view all the answers

Where are the heart depolarization waves more prominent?

<p>Posteriorly and with closed eyes (D)</p> Signup and view all the answers

What is the role of the atrium in the process?

<p>Receiving oxygenated blood from the lungs (A)</p> Signup and view all the answers

What is the correct sequence of blood flow?

<p>Atrium -&gt; Ventricles -&gt; Pulmonary arteries -&gt; Lungs (A)</p> Signup and view all the answers

What is the effect of relaxation on the heart depolarization waves?

<p>They become more prominent (A)</p> Signup and view all the answers

What is the relationship between the amplitude of the heart depolarization wave and the individual's handedness?

<p>It is higher in right-handed individuals (D)</p> Signup and view all the answers

Which blood vessel carries oxygenated blood from the lungs to the heart?

<p>Pulmonary veins (A)</p> Signup and view all the answers

What is the effect of eye closure on the heart depolarization waves?

<p>They become more prominent (C)</p> Signup and view all the answers

More Like This

Human Biology: Circulatory System
10 questions
Human Biology Chapter: Circulatory System
42 questions
Use Quizgecko on...
Browser
Browser