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BIO 152 (Physiology) FINAL EXAM QUESTIONS AND ANSWERS TO BOOST YOUR GRADES.
The primary reservoir for calcium that is released during excitationcontraction coupling in a skeletal muscle fiber is
a. sarcoplasmic reticulum.
b. endoplasmic reticulum.
c. transverse tubules.
d. Golgi bodies.
e. troponin.
Answer -a. sarcoplasmic reticulum.
Which statement about skeletal systems is true?
a. An exoskeleton consists mostly of cartilage.
b. A hydrostatic skeleton cannot be used for locomotion.
c. An external skeleton must remain flexible, so it never includes calciumcontaining minerals, as bones do.
d. Endoskeletons use tendons to attach skeletal muscles to bone.
Answer -d. Endoskeletons use tendons to attach skeletal muscles
to bone.
9. Which type of muscle typically surrounds hollow tubes and organs like
the stomach?
a. smooth muscle
b. skeletal muscle
c. cardiac muscle
d. voluntary muscle
e. striated muscle
Answer -a. smooth muscle
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