Blood enters through the heart then through the two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium.
Up to about 150 minutes (2 hours and 30 minutes)
Answer:
When we smoke the smoke of the cigarette contains nicotine compounds which get into our lungs and from there it makes it's way into our blood stream. This causes constriction of our blood vessels when the diameter of our blood vessels becomes less the area through which the blood travels becomes less than healthy vessels thus the blood has to travel with greater velocity to maintain the same flow of nutrients and oxygen to the tissues of our body. The faster moving blood exerts a greater force on the walls of the vessels of our body thus the pressure of blood increases.
Arteries are the type of blood vessels that are affected by nicotine smoking.
Answer:
Start by standing with a weight in each of your hands. Your elbows should rest at your sides and your forearms should extend out in front of your body. Your knees should stay slightly bent. Bring the weights all the way up to your shoulders by bending your elbows. Once at the top, hold for a second by flexing the muscle. Reverse the motion slowly and repeat. Make sure your body is steady and you have good footing and posture.
Explanation:
The answer is B. you could memorize it by the fact that they both start with B