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Author Question: The structural and functional unit of the kidney that removes waste products from the blood is the: ... (Read 72 times)

saliriagwu

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on: Jun 27, 2018
The structural and functional unit of the kidney that removes waste products from the blood is the:
 
  A) trigone.
  B) nephron.
  C) meatus.
  D) capsule.

Question 2

________ allows muscles to change shape by becoming shorter and thicker.
 
  A) Extensibility
  B) Excitability
  C) Contractility
  D) Elasticity


courtney_bruh

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Reply #1 on: Jun 27, 2018
Answer to Question 1

B
Explanation:
A) The trigone is a triangular area at the base of the bladder.
B) Correct.
C) The meatus is the external opening of the urethra.
D) The capsule is the tough outer skin of the kidney.

Answer to Question 2

C
Explanation:
A) With extensibility, muscle cells can be stretched.
B) With excitability, muscles respond to stimulation.
C) Correct.
D) With elasticity, muscles return to original shape after being stretched.


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