Question

Answer in one word.
1. The valves present on the opening between
2. The muscles that form heart walls.
3. The arteries that carry deoxygenated blood.
4. The organ that stores urine.
5. The vessels that connect arteries with veins.
6. The instrument a doctor uses to hear heartbeats.
auricle and ventricle.
7.Number of heartbeats per minute.​

Answer 1

Answer:

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1. Tricuspid valve and Biscuspid valve.

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Answer 2

Why are you answering irrelevant answers to my answees?