1|Page
CVS 204 EXAM 3 NEWEST 2025/ 2026 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |A+ GRADED|| NEWEST
EXAM!!!
What closes within 48-72hrs after birth? - ANSWER-
Ductus arteriosus
When does circulation of blood begin ? - ANSWER-end of
the fourth week
S3 sound is usually heard in? - ANSWER-Children, young
adults, & some athletes
When an S3 sound is heard in elderly, what is that typically
an indication of? - ANSWER-Volume overload (CHF)
Is S3 high or low pitched? - ANSWER-Low
Common causes of S4 of LV region? - ANSWER-Severe
hypertension, aortic stenosis, primary myocardial disease,
Coronary artery disease, & cardiomyopathy
, 2|Page
When does S4 occur? - ANSWER-Only if atrial contraction
occurs
What sound is heard just before S1? - ANSWER-S4
S4 low or high frequency sound? - ANSWER-Low
When foramen ovale closes it becomes? - ANSWER-fossa
ovalis
Dextro-position is when? - ANSWER-The heart loops
ventrally and to the right (sinus venosus)
Levo-position is when? - ANSWER-the heart loops to the
left (sinus venosus)
Bulbus Cordis develops into where? - ANSWER-RV
Are there nerves in the umbilical cord? - ANSWER-No
Inlet VSD is the ? - ANSWER-Most common type of VSD
CVS 204 EXAM 3 NEWEST 2025/ 2026 ACTUAL EXAM
QUESTIONS AND CORRECT DETAILED ANSWERS
(VERIFIED ANSWERS) |A+ GRADED|| NEWEST
EXAM!!!
What closes within 48-72hrs after birth? - ANSWER-
Ductus arteriosus
When does circulation of blood begin ? - ANSWER-end of
the fourth week
S3 sound is usually heard in? - ANSWER-Children, young
adults, & some athletes
When an S3 sound is heard in elderly, what is that typically
an indication of? - ANSWER-Volume overload (CHF)
Is S3 high or low pitched? - ANSWER-Low
Common causes of S4 of LV region? - ANSWER-Severe
hypertension, aortic stenosis, primary myocardial disease,
Coronary artery disease, & cardiomyopathy
, 2|Page
When does S4 occur? - ANSWER-Only if atrial contraction
occurs
What sound is heard just before S1? - ANSWER-S4
S4 low or high frequency sound? - ANSWER-Low
When foramen ovale closes it becomes? - ANSWER-fossa
ovalis
Dextro-position is when? - ANSWER-The heart loops
ventrally and to the right (sinus venosus)
Levo-position is when? - ANSWER-the heart loops to the
left (sinus venosus)
Bulbus Cordis develops into where? - ANSWER-RV
Are there nerves in the umbilical cord? - ANSWER-No
Inlet VSD is the ? - ANSWER-Most common type of VSD
