The ________ are calcium channels in cardiac contractile cells. Opening them causes ________.
Fill in the blank(s) with the appropriate word(s).
ryanodine receptors; calcium-induced calcium release
Anatomy & Physiology
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Why is the citric acid cycle called a cycle? What substances enter the cycle, and what substances leave it?
What will be an ideal response?
Anatomy & Physiology
B lymphocytes (B cells) and T lymphocytes (T cells) play an important role in the adaptive defense system
Indicate whether the statement is true or false
Anatomy & Physiology
The stage in a cell's life cycle in which the cell performs its normal functions and prepares for division is called
A) prophase. B) metaphase. C) interphase. D) telophase. E) anaphase.
Anatomy & Physiology
Which herbal supplement has been used as a mild tranquilizer in dogs?
a. valerian b. saw palmetto c. ginseng d. St. John's Wort
Anatomy & Physiology