Multiple Choice
Bricklayers periodically need to carry heavy stacks of bricks from their truck to the work site. An examination of the muscles used to perform this work would show that they
A) have substantial reserves of fuel.
B) have low levels of ATPase activity.
C) are well-supplied with blood vessels.
D) have relatively few mitochondria.
E) develop tension quickly.
Correct Answer:

Verified
Correct Answer:
Verified
Q3: In humans, the _ skeleton includes the
Q29: _ muscle provides the contractile force for
Q30: The action potential that triggers a muscle
Q31: The sarcoplasmic reticulum<br>A) stores calcium.<br>B) sequesters calcium
Q32: Refer to the graph below, showing the
Q33: The major disadvantage of the glycolytic system
Q35: Smooth muscle differs from both cardiac and
Q36: Refer to the diagram below. The contracted
Q37: Fast-twitch fibers are also called _.
Q38: Endoskeletons<br>A) are characteristic of arthropods.<br>B) are located