Test 3 Number Quiz

Description

Test 4
Brianne  Schmiegelow
Quiz by Brianne Schmiegelow, updated more than 1 year ago
Brianne  Schmiegelow
Created by Brianne Schmiegelow over 8 years ago
12
0

Resource summary

Question 1

Question
What is the pressure in veins? [blank_start]<10 mmHg[blank_end]
Answer
  • <10 mmHg

Question 2

Question
How fast does the SA node conduct APs? [blank_start]60-100/min[blank_end]
Answer
  • 60-100/min

Question 3

Question
How fast does the AV node conduct APs? [blank_start]40-60/min[blank_end]
Answer
  • 40-60/min

Question 4

Question
How fast do the Purkinje fibers conduct APs? [blank_start]20-40/min[blank_end]
Answer
  • 20-40/min

Question 5

Question
How fast can the sympathetic nervous system raise blood pressure? [blank_start]Double in 5-15 seconds[blank_end]
Answer
  • Double in 5-15 seconds

Question 6

Question
How fast can the body decrease blood pressure? [blank_start]By 1/2 in 10-40 seconds[blank_end]
Answer
  • By 1/2 in 10-40 seconds

Question 7

Question
How many hemoglobins are in each red blood cell? [blank_start]280 million[blank_end]
Answer
  • 280 million

Question 8

Question
How much of the blood is in the capillaries? [blank_start]5-7%[blank_end]
Answer
  • 5-7%

Question 9

Question
How much of the blood is in the arteries? [blank_start]16-18%[blank_end]
Answer
  • 16-18%

Question 10

Question
How much of the blood is in the veins? [blank_start]50-70%[blank_end]
Answer
  • 50-70%

Question 11

Question
How many follicles are ovulated in a woman's lifetime? [blank_start]400-500[blank_end]
Answer
  • 400-500

Question 12

Question
How many follicles do women have left by the time they reach puberty? [blank_start]400,000[blank_end]
Answer
  • 400,000

Question 13

Question
How long is the network of capillaries? [blank_start]50-60 million miles[blank_end]
Answer
  • 50-60 million miles

Question 14

Question
How many red blood cells are produced per second? [blank_start]2.5 million[blank_end] What is their lifespan? [blank_start]120 days[blank_end]
Answer
  • 2.5 million
  • 120 days

Question 15

Question
How much pressure does atrial contraction add? [blank_start]5 mmHg[blank_end]
Answer
  • 5 mmHg

Question 16

Question
How much does blood pressure rise during heavy exercise? [blank_start]30-40%[blank_end] How much does the blood flow increase to the muscles? [blank_start]It doubles[blank_end] What causes this? [blank_start]Sympathetic activation[blank_end]
Answer
  • 30-40%
  • It doubles
  • Sympathetic activation

Question 17

Question
What are the percentages by sex of red blood cells in centrifuged blood? [blank_start]Female: 36-46% Male: 41-53%[blank_end]
Answer
  • Female: 36-46% Male: 41-53%

Question 18

Question
How long does it take for APs to travel from the SA node to the AV node? [blank_start]0.04 seconds[blank_end]
Answer
  • 0.04 seconds

Question 19

Question
How much energy do mammals use in pumping blood? [blank_start]5-10%[blank_end]
Answer
  • 5-10%

Question 20

Question
What percentage of capillaries are patent at one time? [blank_start]30-50%[blank_end] What about capillaries in skeletal muscle? [blank_start]5-10%[blank_end]
Answer
  • 30-50%
  • 5-10%

Question 21

Question
What is the conduction delay at the AV node? [blank_start]0.12 seconds[blank_end]
Answer
  • 0.12 seconds

Question 22

Question
How many blood cells are produced per day? [blank_start]500 billion[blank_end]
Answer
  • 500 billion

Question 23

Question
How much blood is pumped from each ventricle? [blank_start]70 mL[blank_end]
Answer
  • 70 mL

Question 24

Question
How far can large arteries expand to accept blood during systole? [blank_start]5-10%[blank_end]
Answer
  • 5-10%

Question 25

Question
How many follicles begin maturation with each menstrual cycle? [blank_start]6-20[blank_end]
Answer
  • 6-20
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