1) Name three types of tissue being cultured by scientists.

2) What is special about embryonic stem cells?

a) They beat like heart cells.
b) They are flexible like plastic.
c) They will only divide once and then die.
d) They can become any other type of cell.

 

 

 

 

3) The liver is your largest organ. List three important liver functions.

4) Why would a liver chip be useful to scientists?

a) To test drugs for safety before using them in people.
b) To research diseases of the liver such as Hepatitis.
c) Both of the above.
d) Neither of the above.

 

5) Name three differences between Mike Dorsey's Heartmate and Bob Tools' Abiomed heart?

6) In what animal was the Abiomed heart tested extensively before the human trials began? Why?

7) Eric Bellamy was given a complex FES system that stimulated 20 muscles per leg in order for him to walk. In a healthy person, how many muscles are involved in walking?

a) 10 muscles per leg.
b) 20 muscles per leg.
c) 50 muscles per leg.
d) 100 muscles per leg.

 

8) How does Jim Jatich currently control the FES implants that allow his left hand to grip?

a) He shrugs his right shoulder.
b) He relies on a magnet and sensor in his wrist.
c) He presses a button.
d) He calls out a word.

 

 

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