Health, 17.03.2020 04:36 Girly8081

The opening of any heart valve only occurs when: A. the blood pressure in the heart chamber from which blood is flowing is higher than the blood pressure in the chamber to which the blood is supposed to flow. B. the cardiac muscle surrounding the valve contracts. C. the chordae tendinae pull it open. D. blood tries to flow in an incorrect/opposite direction. E. papillary muscles push it open.

Answers: 2

Show answers

Another question on Health

Health, 22.06.2019 00:30

Minute vessels that collect blood from the capillaries and join to form veins are: venoles venules viscera venoids

Answers: 2

Answer

Health, 22.06.2019 17:00

Why is it so important to have a lifetime commitment to training? a-it takes your entire life to become fit b-it keeps you from becoming bored c-you will lose strength and endurance once you stop exercising d-it increases your motivation in life

Answers: 1

Answer

Health, 23.06.2019 02:00

How could natural selection best be used to explain the evolution of the white fur of arctic fox

Answers: 2

Answer

Health, 23.06.2019 09:30

What is known about the role that insulin plays in the processing of blood sugar?

Answers: 1

Answer

You know the right answer?

The opening of any heart valve only occurs when: A. the blood pressure in the heart chamber from whi...

Questions

Mathematics, 25.09.2020 05:01

10. Is this pattern a net for the three-dimensional figure? no...

Mathematics, 25.09.2020 05:01

-4x-6=-3X-10 what is x...

Physics, 25.09.2020 05:01

If you drop a steel ball weigh 4 kg from a height of 60 m will it fall more rapidly through water at 25°F or water at 45°F or will it make no differen...

Mathematics, 25.09.2020 05:01

A chess player moves a knight from the location (3, 2) to (5, 1) on a chessboard. If the bottom-left square is labeled (1, 1), the translation made is...

Business, 25.09.2020 05:01

Bob, s candle factory is considering three different manufacturing options. Option A uses hand labor with fixed costs of $10,000 and variable costs of...

Mathematics, 25.09.2020 05:01

Customers at Costco spend an average of $130 per trip (The Wall Street Journal, October 6, 2010). One of Costco's rivals would like to determine wheth...

Business, 25.09.2020 05:01

The following information is available for Lock-Tite Company, which produces special-order security products and uses a job order costing system. Apr...

English, 25.09.2020 05:01

Norway is known for it's unique landscape; visitors can hike, boat, or bike to see the fjords—narrow ocean inlets bordered by dramatically steep cliff...

Mathematics, 25.09.2020 05:01

3/2x+2.3-1/2x=4.3+x number of solutions...

History, 25.09.2020 05:01

Reading the second paragraph of the Declaration as a statement of commonly held principles, what other connections do you see between these principle...

Mathematics, 25.09.2020 05:01

Angles EDF and FDH are Complimentary Congruent Adjacent Vertical...

Mathematics, 25.09.2020 05:01

Review the graph of function h(x). Which point is on the graph of the inverse function h^-1(x)?

English, 25.09.2020 05:01

HELP DUE IN 30 MIN Which of the following BEST describes how the setting in this passage helps to shape the plot?A. It adds to the danger...

English, 25.09.2020 05:01

Be "La Llorona said we have to remain noble and kind. If we do that, everything will be all right.“ page 194 li How doe...

Mathematics, 25.09.2020 05:01

Xl if - 15x<0 f(x) = x3 if x20...

Mathematics, 25.09.2020 05:01

Which relation is also a function?...

Biology, 25.09.2020 05:01

How do I Unscramble this? tasfey aslesgs govsle alb tcoa...

Mathematics, 25.09.2020 05:01

A market researcher wants to determine whether a new model of a personal computer that had been advertised on a late-night talk show had achieved more...

Mathematics, 25.09.2020 05:01

12,10, 70 From least to greatest, the numbers are , and 8.5 9 9.5 10 105 11.5 12 70 72

Mathematics, 25.09.2020 05:01

Evaluate the expression when b= 19 and c=5. b+c² b-3c Simplify your answer as much as possible....

More questions: Health Another questions