Sudden Cardiac Arrest in Athletes – Practice Questions, Answers & Study Guide 2026/2027

Sudden Cardiac Arrest in Athletes
Sudden Cardiac Arrest in Athletes
Study online at https://quizlet.com/_jm0qbp

1. What is Sudden Cardiac A sudden loss of heart function, leading to death if not treated imme-
Arrest (SCA)? diately.

2. What percentage of sud- About 75%.
den deaths in sports is
cardiac-related?

3. What is the incidence of 1 in 80,000 per year.
SCA in high school ath-
letes?

4. What is the incidence of 1 in 50,000.
SCA in marathon run-
ners?

5. What is the incidence of As high as 1 in 3000.
SCA in NFL and NBA ath-
letes?

6. What sport is the most male basketball players (1 in 5000)
common for SCD?

7. What is the ORCCA aims to monitor clinical outcomes in athletes diagnosed with cardiac
Study? conditions at risk for sudden death.

8. Cardiac Flow IVC/SVC -> Right atrium -> tricuspid valve -> Right ventricle -> pul-
monary valve -> pulmonary artery -> lungs -> left atrium -> bicuspid
valve -> left ventricle -> aortic valve -> aorta -> body




9. left coronary artery
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, Sudden Cardiac Arrest in Athletes
Sudden Cardiac Arrest in Athletes
Study online at https://quizlet.com/_jm0qbp

supplies blood to the left ventricle, left atrium, and interventricular
septum




10. right coronary artery artery vascularizing the right side of the heart




11. Conduction system of SA node, AV node, bundle of His, bundle branches, and Purkinje fibers
the heart

12. SA nodes pacemaker of the heart




13. AV nodes have a brief delay to allow the atria to contract all the way




14. What is an EKG? A tracing of the electrical impulse of the heart.




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