Top Posters
Since Sunday
42
23
23
22
21
20
20
19
19
18
18
18
New Topic  
wrote...
Posts: 168
Rep: 8 0
2 months ago
Heart valves serve what purpose?

• They prevent backflow of blood.

• They control the heart's electrical signals.

• They prevent blood from flowing forward.

• They prevent oxygenated blood from flowing through the coronary arteries.
Source  Download
EKG Plain and Simple
Edition: 4th
Author:
Read 28 times
2 Replies
Replies
Answer verified by a subject expert
wrote...
Posts: 179
2 months ago
Sign in or Sign up in seconds to unlock everything.
They prevent backflow of blood.
1
Related Topics
wrote...
2 months ago
Exactly what I needed for my project, TYSM
New Topic      
Explore
Post your homework questions and get free online help from our incredible volunteers.
Learn More
Improve Grades
Help Others
Save Time
Accessible 24/7
  425 People Browsing
Your Opinion
Who's your favorite biologist?
Votes: 39

Related Images
 860
 597
 26

▶️ Video: Neuron Structure Animation

For a complete list of videos, visit our video library