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Home Q & A Board Biology-Related Homework Help Medicine
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djutopia djutopia
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6 years ago
Specialized tissue in the wall of the right atrium that starts the heart beat:
 A) atrioventricular node
  B) sinoatrial node
  C) tricuspid valve
  D) mitral valve

QUESTION 2

Varicose veins are dilated twisted veins usually involving the:
 A) aorta
  B) pulmonary veins
  C) saphenous veins
  D) renal veins

QUESTION 3

Fast regular heart beat is:
 A) fibrillation
  B) palpation
  C) palpitation
  D) bradycardia

QUESTION 4

Angina pectoris is a symptom of:
 A) arrhythmia
  B) cerebrovascular accident
  C) myocardial infarction
  D) high blood pressure

QUESTION 5

A damaged heart is unable to pump blood effectively through the blood vessels causing a backup of blood within the vessels. This is known as:
 A) congestive heart failure
  B) myocardial infarction
  C) myocardial ischemia
  D) thrombus

QUESTION 6

Lack of blood to the brain may be due to a(n):
 A) hemorrhage
  B) ischemia
  C) both a and b
  D) neither a or b
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kdghpgbkdghpgb
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#1
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6 years ago
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djutopia Author
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#2
6 years ago
I can't even begin to explain how much your help meant to me!
wrote...
#3
6 years ago
Happy to hear that, good luck with the rest of them
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