« previous next »

Author Question: The semilunar valves of the mammalian heart A) are the route by which blood flo (Read 1164 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
on: Sep 7, 2013
The semilunar valves of the mammalian heart
A)  are the route by which blood flows from the atria to the ventricles.
B)  are found only on the right side of the heart.
C)  are the attachment site where the pulmonary veins empty into the heart.
D)  prevent backflow of blood in the aorta and pulmonary arteries.
E)  are at the places where the anterior and posterior venae cavae empty into the heart.


coco

  • Hero Member
  • *****
  • Posts: 739
Reply #1 on: Sep 9, 2013
Choose D

GL


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

The first oncogene was discovered in 1970 and was termed SRC (pronounced "SARK").

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

Did you know?

Drug abusers experience the following scenario: The pleasure given by their drug (or drugs) of choice is so strong that it is difficult to eradicate even after years of staying away from the substances involved. Certain triggers may cause a drug abuser to relapse. Research shows that long-term drug abuse results in significant changes in brain function that persist long after an individual stops using drugs. It is most important to realize that the same is true of not just illegal substances but alcohol and tobacco as well.

Did you know?

The most common treatment options for addiction include psychotherapy, support groups, and individual counseling.

Did you know?

All adults should have their cholesterol levels checked once every 5 years. During 2009–2010, 69.4% of Americans age 20 and older reported having their cholesterol checked within the last five years.

Common sites of amputation. (A) Upper extremities. (B) Lower extremities. The surgeon determines th Common sites of amputation. (A) Upper extremities. (B) Lower extremities. The surgeon determines th
Iron deficiency anemia blood cells. Iron deficiency anemia blood cells.
Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r Photograph of the flea that transmits Yersinia pestis to cause bubonic plague, called the oriental r
Regulation of the mammalian pyruvate dehydrogenase by feedback inhibition and covalent modification ... Regulation of the mammalian pyruvate dehydrogenase by feedback inhibition and covalent modification ...
Development of the Heart Development of the Heart
Structure of hemoglobin, the oxygen-transporting protein of red blood cells. It consists of four glo Structure of hemoglobin, the oxygen-transporting protein of red blood cells. It consists of four glo
Video: Muscular Dystrophy

For a complete list of videos, visit our video library