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Author Question: The _____ are only one cell in thickness and are the smallest blood vessels in the body. A) ... (Read 79 times)

Chelseaamend

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on: Jun 26, 2018
The _____ are only one cell in thickness and are the smallest blood vessels in the body.
 A) arterioles
  B) venules
  C) capillaries
  D) coronary arteries

Question 2

Hormones are secreted directly into the bloodstream by ___________________ _ glands.
 Fill in the blank(s) with correct word


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smrerig

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Reply #1 on: Jun 26, 2018
Answer to Question 1

C

Answer to Question 2

endocrine


Chelseaamend

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Reply 2 on: Jun 26, 2018
Gracias!

tkempin

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Reply 3 on: Yesterday
Excellent

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