Review Game Zone
Flash Cards
(current)
Games
Teachers
Search
Muscle System Part 2
Test Description: Review for ch 8
Instructions: Answer all questions to get your test result.
1) The impulse that triggers a contraction travels deep into a muscle fiber by mleans of
A
transverse tubules
B
motor end plates
C
mitochondria
D
sarcoplasmic reticulum
2) myofibrils are composed primarily of
A
tropomyosin
B
ATP and ADP
C
actin and myosin
D
troponin
3) The enzyme cholinesterase causes acetylcholine to
A
bind to actin
B
decompose
C
form cross bridges
D
be secreted from the motor end plate
4) Creatine phosphate serves to
A
cause the decomposition of ATP
B
supply energy for the change of ATP to ADP
C
supply energy for the synthesis of ATP
D
cause the decomposition of ADP
5) ADP molecules on the surface of actin serve as active sites for the formation of cross bridges with molecules of
A
myosin
B
troponin
C
ATP
D
tropomyosin
6) The amount of oxygen needed to support the conversion of lactic acid to glucose is called the
A
oxygen debt
B
aerobic conversion
C
refractory quantity
D
anaerobic concentration
7) a muscle cramp is likely due to a lack of
A
ATP
B
myosin
C
actin
D
ADP
8) An example of a partial but sustained contraction would be
A
all of the choices are correct
B
muscle tone
C
tetany
D
twitch
9) Compared to skeletal muscle, smooth muscle
A
contracts more slowly and relaxes more slowly
B
contracts more slowly and relaxes more rapidly
C
contracts more rapidly and relaxes more slowly
D
contracts more rapidly and relaxes more rapidly
10) A motor unit includes
A
several muscle fibers and one motor neuron
B
several motor neurons and one muscle fiber
C
muscle fibers only
D
motor neurons only
*select an answer for all questions
Check Results & Get Answers
Play Games with the Questions Above
Teachers: Create FREE classroom games with your questions
Click for more info!
©2007-2024
ReviewGameZone.com
|
About
|
Privacy
|
Contact
|
Terms
|
Site Map
WAIT! Find what you needed?
×
Still Looking for the Answers?
Have Another Question?
Play a Review Game with These Questions?
Want to Make Your Own Test Like This One?