[ Cardiology Services ]
The SA node is responsible for which type of heart rhythm?
A. sinus
B. atrial
C. ventricular

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ConjunctionsSimple Past/Past ProgressivePast SimpleDefinite & Indefinite Pronoun & ConditionalsVocabullary TestClause Markers TOEFL GrammarArticles & PrepositionArticle and Order of AdjctiveTenses and VerbsComparative & Superlative AdverbsOther quiz:
Grammar › ViewRajah and Harun play football with … friends almost every evening.
A. they
B. their
C. them
Grammar › View
You drive ………………………………….. . You’re a ……………………………. driver. (careful)
A. more careful, a careful
B. more carefully, most careful
C. careful, carefully
D. carefully, careful
Homonyms › ViewThe Queen sat on her ___ to open parliament.
a. throne
b. thrown
Conditional Sentence Type 2 › View
What would you do if you ______ a million pounds?
A. won
B. win
C. will win
D. had won
