3 years ago

As the heart contracts, oxygenated blood is pumped from the left atrium to the left ventricle through which valve?

1 answer:

7 0

It closes as the left ventricle contracts, preventing blood from returning to the left atrium; thereby, forcing it to exit through the aortic valve into the aorta. The left atrium receives oxygenated blood from the lungs through the pulmonary vein.

You might be interested in

What element is in the lathanide family?

RoseWind [281]

cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, terbium, dysprosium, holmium, erbium, thulium, ytterbium, and lutetium. i hope you have fun reading that

5 0

4 years ago

Read 2 more answers

What’s the percent composition of BaCrO4

Kay [80]

The percent composition for chromium in BaCrO4, is 20.52 percent

6 0

3 years ago

The reaction Ba(NO3)2(aq) + Na2SO4(aq) >> 2NaNO3(aq) + BaSO4(s) goes to completion because a

Helen [10]

Answer:

2. precipitate is formed

Explanation:

In this reaction barium nitrate and sodium sulfate solutions react to form a barium sulfate precipitate.Barium and sulfate ions will react to give barium sulfate precipitate where as the sodium and nitrate ions are spectator ions.

The net ionic equation after removing unchanged ions from each side of the full ionic equation will be;

Ba²⁺+ SO₄²⁻ → BaSO₄ (s)

3 0

3 years ago

Read 2 more answers

An example of a pure metal with a hexagonal close-packed arrangement is

Degger [83]

Zinc is an example of a pure metal with a hexagonal close-packed arrangement.
~Glad to help ^^

6 0

3 years ago

There are 6 different organisms in the picture above. Organize them into 2 or more groups AND defend your groups by

anyanavicka [17]

Answer:

thay all are different from each other

5 0

3 years ago