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Home Q & A Board Biology-Related Homework Help Medicine Emergency Medical Care
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krystian krystian
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6 years ago
The outer layer of cells separating the blastocoele from the outside world is called the:
 
  A) trophoblast. B) blastomere. C) morula. D) blastocyst.

Question 2

The ________ prevents the lungs from overexpanding during forced breathing.
 
  A) inhalation reflex B) constriction reflex C) inflation reflex D) inhalation receptor

Question 3

_____ changes usually indicate myocardial ischemia or infarction.
 
  a. SA node
  b. AV node
  c. ST segment
  d. PR interval

Question 4

The secretions of the seminal vesicles contain:
 
  A) fructose. B) prostaglandins. C) fibrinogen. D) All of the above
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romanknromankn
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6 years ago
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krystian Author
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6 years ago
You make an excellent tutor!
Mcb
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Yesterday
This helped my grade so much Perfect
gmiannotti
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2 hours ago
This site is awesome
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