HUD - Heads up display. Some of your vehicleâs key instrumentation is flashed up onto the bottom of the windshield. This allows drivers to check speed, etc. without having to take their eyes off of the road. Infrared - A term used to describe Solar Coated glass. Laminated - A sandwich of two pieces of glass with a PVB layer between them.
This structure controls the heart rate and is called the heart's natural pacemaker. The sinus node signals the heart to speed up during exercise or in situations that are stressful, frightening or exciting. For example, a 10- to 15-minute brisk walk typically elevates the heart rate to 110 to 120 beats per minute. Also, the sinus node increases the heart rate when the body is stressed because of illness. In all of these circumstances, the heart rate increase is a normal response. Likewise, the sinus node signals the heart to slow down during rest or relaxation.
Variations. A consistent resting pulse rate of over 100 or under 60 can imply other serious medical conditions. Tachycardia is the medical term for a consistently high pulse. Bradycardia is the term for a pulse rate that is too low. You should see your doctor if your pulse is regularly too high or low.ou can take your own pulse. With your palm up, place two fingers from your opposite hand on your wrist on the thumb side. Count the numbers of heart beats for 10 seconds. Then, multiply that number by six. This will give you your resting pulse. Keep in mind that your pulse rate can change from day to day.