Elite QandA


What does BP mean for years?


  1. What does BP mean for years?
  2. What does 10000 BP stand for?
  3. What does BP mean in medical terms?
  4. Why do BC years count backwards?
  5. What year do archaeologists measure BP from?
  6. What's the average blood pressure for a 20 year old?
  7. What BP is too high?
  8. What does BP mean in arrowheads?
  9. What is dating in Archaeology?
  10. What is the normal BP by age?
  11. What creates high BP?
  12. Can blood pressure be cured?
  13. Does anxiety cause high blood pressure?
  14. Can you date arrowheads?
  15. How can you tell how old an arrowhead is?
  16. What is direct dating?
  17. Is BP older than BC?

What does BP mean for years?

Before PresentBefore Present (BP) years, or "years before present" is a time scale used mainly in archaeology, geology and other scientific disciplines to specify when events occurred before the origin of practical radiocarbon dating in the 1950s.

What does 10000 BP stand for?

Before presentBP Before present, with "present" defined as 1950 and usually used for radiocarbon dates. Example: The event occurred in 10,000 BP [equal to 10,000 years before 1950].

What does BP mean in medical terms?

(blud PREH-sher) The force of circulating blood on the walls of the arteries. Blood pressure is taken using two measurements: systolic (measured when the heart beats, when blood pressure is at its highest) and diastolic (measured between heart beats, when blood pressure is at its lowest).

Why do BC years count backwards?

BC is counting backwards as the numbers get bigger. The dividing line is the time of Jesus's birth (presumably). It is simply a number line, (really a timeline) where AD are the positive numbers and BC are the negative numbers.

What year do archaeologists measure BP from?

1950Since the BP designation was originally associated with radiocarbon dating, archaeologists chose the year 1950 as a reference point for 'the present. ' That date was chosen because radiocarbon dating was invented in the late 1940s.

What's the average blood pressure for a 20 year old?

Table 5.1: Estimated Normal Blood Pressure for AgeAgeNormal Systolic RangeNormal Diastolic RangeOlder child (6–13 years)80–120 mm Hg45–80 mm HgAdolescent (14–18 years)90–120 mm Hg50–80 mm HgAdult (19–40 years)95–135 mm Hg60–80 mm HgAdult (41–60 years)110–145 mm Hg70–90 mm Hg

What BP is too high?

Extremely high blood pressure — a top number (systolic pressure) of 180 millimeters of mercury (mm Hg) or higher or a bottom number (diastolic pressure) of 120 mm Hg or higher — can damage blood vessels.

What does BP mean in arrowheads?

B.P. Means Before Present (the actual age of the artifact)

What is dating in Archaeology?

Dating in archaeology is the process of assigning a chronological value to an event in the past. Philosophers differ on how an event is defined, but for cultural history, it can be taken as a change in some entity: the addition, subtraction, or transformation of parts.

What is the normal BP by age?

Normal Blood Pressure By AgeAgeSBPDBP21-25120.578.526-30119.576.531-35114.575.536-40120.575.5

What creates high BP?

Common factors that can lead to high blood pressure include: A diet high in salt, fat, and/or cholesterol. Chronic conditions such as kidney and hormone problems, diabetes, and high cholesterol. Family history, especially if your parents or other close relatives have high blood pressure.

Can blood pressure be cured?

Unfortunately there is no cure for high blood pressure currently, but you can take steps to manage it even without medication. Here are 7 ways to lower your blood pressure naturally: Exercise! Regular exercise is great for your overall well-being, and it can also help with lowering your BP.

Does anxiety cause high blood pressure?

Anxiety doesn't cause long-term high blood pressure (hypertension). But episodes of anxiety can cause dramatic, temporary spikes in your blood pressure.

Can you date arrowheads?

You can date an arrowhead by looking at the arrowhead's design or using technology to measure the date. Sometimes, you can look at how an arrowhead was made and tell how old it is. Other times, archeological methods such as radiocarbon dating are necessary to date arrowheads.

How can you tell how old an arrowhead is?

One of the ways to tell whether an arrowhead is real is the place where it was located. If you found the arrowhead in a farmer's field, then it is very likely to be genuine. The field may have been an archaeological site. Old arrowheads will most likely have imperfections, discolored and rough surfaces, and a patina.

What is direct dating?

Direct dating tests the archaeological evidence with techniques such as radiocarbon measurements while indirect dating estimates the age of archaeological evidence by dating something else, such the matrix in which the evidence was found. Dating techniques are also categorized by the kind of dates they provide.

Is BP older than BC?

B.P. (Before the Present) is the number of years before the present. Because the present changes every year, archaeologists, by convention, use A.D. 1950 as their reference. So, 2000 B.P. is the equivalent of 50 B.C.



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