John encounters a bear while hiking. His heart will respond in ...

[bucstennis@aim.com]

John encounters a bear while hiking. His heart will respond in all of the following ways except
 A) increasing preload.
  B) increasing heart rate.
  C) increasing contractility.
  D) decreasing heart rate and contractility.
  E) increasing venous return.

Question 2

Each lobule contains approximately ________ seminiferous tubules.
 A) 4
  B) 100
  C) 400
  D) 800
  E) 1500

[katara]

Answer to Question 1

D

Answer to Question 2

D

[bucstennis@aim.com]

Thank you!

[katara]

Always glad to help...