Aorta (Definition) The aorta is the largest artery in the body, leaving directly from the left ventricle of the heart to supply blood to the entire body. It is made of elastic tissue layers called intima and is subject to damage by high blood pressure, smoking, cholesterol, and inherited risk factors. ...Read more.
Puppies need five minutes of exercise per month of age up to twice a day, according to the U.K. Kennel Club. In other words, a 3-month-old puppy will need 15 minutes of exercise while a 4-month-old will need 20 minutes. This may take the form of low-impact activities like swimming or playing with small dog exercise balls. You can also take your puppy out for short walks on a leash.
Maggie sleeps more than Jack because Jack has to monitor household activities, which Maggie doesnât really worry about. But they sleep a good 15-18 hours per day. Most dogs get somewhere in the neighborhood of 12-18 hours of sleep each day. They do not have a regular sleep pattern like humans â staying awake for 16-18 hours and then sleeping for 6-8 hours, instead dogs take many short naps throughout the day. Most of their sleeping time is spent in slow wave sleep which allows them to be more alert and to wake much more quickly.