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Questions and Answers

Which chamber of the heart has more muscle mass to pump blood across the body?

  • Right ventricle
  • The text does not provide this information
  • Both ventricles have equal muscle mass
  • Left ventricle (correct)

What is the term used to describe the increase in size and volume of the heart due to endurance training?

  • Cardiac remodeling
  • Cardiac dilation
  • Cardiac hypertrophy (correct)
  • Cardiac adaptation

What is the formula to calculate cardiac output (Q)?

  • Q = SV + HR
  • Q = SV - HR
  • Q = SV x HR (correct)
  • Q = HR / SV

What happens to stroke volume in trained athletes?

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

What is the term for a heart rate less than 60 bpm?

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

What is the primary factor that determines blood flow (BF)?

<p>Mean arterial pressure (MAP) and total peripheral resistance (TPR) (D)</p> Signup and view all the answers

What is the term for the formation of new blood vessels?

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

What happens to blood volume with training?

<p>It increases (B)</p> Signup and view all the answers

What is the equation for calculating mean arterial pressure (MAP)?

<p>MAP = Systolic blood pressure (SBP) x Heart rate (HR) (A)</p> Signup and view all the answers

What is the role of baroreceptors in the body?

<p>To sense pressure and regulate blood pressure (D)</p> Signup and view all the answers

Which of the following is true about blood clot formation?

<p>Blood clot formation is decreased when exercising. (D)</p> Signup and view all the answers

What is the relationship between body composition, body size, and training status?

<p>They are all factors that affect stroke volume. (D)</p> Signup and view all the answers

What is the maximum heart rate for both males and females?

<p>It is the same for both males and females. (C)</p> Signup and view all the answers

What is the relationship between male and female stroke volume when body size is the same?

<p>Males have larger stroke volume than females. (C)</p> Signup and view all the answers

What is the main factor that determines the difference in stroke volume between males and females?

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

What is the relationship between Q and SV in males?

<p>Q and SV are the same in males. (A)</p> Signup and view all the answers

What is the relationship between Q and SV in females?

<p>Q and SV are the same in females. (D)</p> Signup and view all the answers

What is the relationship between Q and SV in males and females?

<p>Q and SV are the same in males and females. (B)</p> Signup and view all the answers

What is the relationship between adaptations ('trainability') in males and females?

<p>They have the same adaptations. (B)</p> Signup and view all the answers

What is the relationship between muscle mass and body size?

<p>Muscle mass is larger in males because they're bigger. (B)</p> Signup and view all the answers

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