The Heart As A Pump { 3 }

Description

Chapter 7, Part 3
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Quiz by cloud.berry, updated more than 1 year ago
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Created by cloud.berry almost 10 years ago
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Resource summary

Question 1

Question
The heart is found in the ___ between the ___ and beneath the ___ .
Answer
  • thorax | lungs | sternum
  • lungs | sternum | spinal chord
  • sternum | thorax | lungs

Question 2

Question
The two upper chambers are ___ walled atria and ___ the heart. The two lower chambers are ___ walled ventricles and pump blood ___ the heart.
Answer
  • thin | receive blood | thick | into
  • thin | pump blood out of | thick | out of
  • thick | receive blood | thin | out of
  • thin | receive blood | thick | out of

Question 3

Question
The walls of the heart are supplied with oxygenated blood via ___ .
Answer
  • coronary arteries
  • hepatic portal vein
  • cronary arteries
  • clonal arteries

Question 4

Question
The heart beat is ___ in its origin - a structure in the ___ called the ___ .
Answer
  • dyogenic | right atrium | macemaker
  • nyogenic | left atrium | pacemaker
  • syogenic | right atrium | racemaker
  • myogenic | right atrium | pacemaker
  • myogenic | right ventricle | racemaker

Question 5

Question
The heart's natural rhythm set by the pacemaker is about ___ bpm , however, conditions in our body can override this basic rate.
Answer
  • 50
  • 60
  • 90
  • 40
  • 35
  • 110

Question 6

Question
Nervous control of the heart is by ___ reaction and it receives impulses from a ___ centre in the hindbrain ( ___ ) via two nerves.
Answer
  • reflex | control | medusa
  • reflex | control | medulla
  • involuntary | reaction | medulla
  • conscious | epi | frontal cortex

Question 7

Question
When secreted by the pacemaker, the hormone ___ causes an increase in the heart rate.
Answer
  • Serotonin
  • Testosterone
  • FSH
  • Adrenaline

Question 8

Question
Outline the roles of the blood circulatory system:
Answer
  • Defence Against Disease & Nutrition
  • Temperature Regulation & Excretion
  • Development & Coordination
  • Growth & Death
  • Tissue respiration & Hydration
  • Osmoregulation & Dehydration
  • Development & Spiritual Cleansing
  • Temperature Regulation & Reproduction
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