The same as your heart does for you: pumps blood.
Yes. Dogs are mammals, and a 4 chambered heart is physical feature of mammals.
all dogs have the same size heart, that is why larger dogs live shorter than smaller dogs
Dogs have the largest hearts compared to the size of the rest of their bodies. This applies to all breeds of dogs.
enlarged heart
Yes, dogs can have heart attacks. Canine heart attacks are most commonly due to underlying heart disease such as congestive heart failure or arrhythmias. Symptoms can include weakness, difficulty breathing, collapse, or sudden death. Prompt veterinary care is essential if a heart attack is suspected in a dog.
Yes, heart murmurs in dogs are hereditary. Generally any heart problems that the mother or the father of a dog has is usually passed down to the puppies.
Not that big
Um, heart worms is the only thing I can come up with, but I'm not not that sure if it's heart worms, but dogs can get them by moskito bites, i think....
60-120 times per minute, depending on the size, breed and level of fitness. Small dogs have a faster heart rate than large dogs.
75-125
it dosent
Dogs and Me - 2012 I Heart Megan 1-2 was released on: USA: 19 December 2012