The coronary sinus drains blood directly into the:a

inferior vena cava.
b. superior vena cava.
c. left atrium.
d. right atrium.
e. coronary arteries.


d

Biology & Microbiology

You might also like to view...

Ion channels are _____ in the plasma membrane that allow _____ to pass through

glycoproteins; ions phospholipids; cholesterol ions; proteins proteins; ions

Biology & Microbiology

Use the following dataset to answer the following question.StateYearSales TaxSales per StoreEmployees per StoreIndiana20147.25$650,00050Illinois20147.75$625,00065Indiana20158.00$800,05075Illinois20158.75$525,00055What type of dataset is this?

A. Panel B. State-year C. Pooled cross-section D. Time Series

Biology & Microbiology

Which of the following is a type of blood cell that undergoes degranulation in type I hypersensitivity reactions?

A. B cell B. basophil C. T cell D. macrophage E. plasma cell

Biology & Microbiology

Which of the following is a small Gram-negative rod requiring X-factor for growth?

A. Escherichia coli. B. Treponema pallidum. C. Neisseria gonorrheae. D. Haemophilus ducreyi

Biology & Microbiology