Vital Signs

Question 1

Normal blood pressure ?

Answer 1

For healthy individuals is 120/80 more or less 10

For hypertension patients is 130/90

Question 2

Normal heart rate

Answer 2

60-100

Question 3

Normal respiratory rate

Answer 3

For adults is 12-20

Question 4

What is the expected BP by palpating arteries ( carotid, femoral, radial, dorsalis pedis )

Answer 4

If carotid pulse is palpable → systolic pressure likely ≥ 60 mm Hg
If femoral pulse is palpable → systolic pressure likely ≥ 70 mm Hg
If radial pulse is palpable → systolic pressure likely ≥ 80 mm Hg
If dorsalis pedis pulse is palpable → systolic pressure likely ≥ 90 mm

Question 5

How many unit /liter of blood a person can donante?

Answer 5

around 470ml of whole blood = 8% of the average adult’s blood volume.

A person can donate up to 2 unites of blood at the same time

The body replaces this volume within 24 to 48 hours, and replenishes red blood cells in 10 to 12 weeks.

Question 6

How much blood loss needed to cause coma? And how much to cause death?

Answer 6

Losing 50% of the blood in your body may be fatal,

40% causes coma

14% without any major side effects