The long refractory period of cardiac muscle prevents tetanic contractions of the heart
Indicate whether the statement is true or false
T
Anatomy & Physiology
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The greater trochanter is the insertion point for the ________ muscle group.
Fill in the blank(s) with the appropriate word(s).
Anatomy & Physiology
The chorion forms from the
A) endoderm. B) ectoderm. C) inner cell mass. D) placenta. E) trophoblast.
Anatomy & Physiology
Which of the following ECG waves represents ventricular repolarization?
a. P wave. b. QRS complex. c. T wave. d. PR segment. e. ventricular repolarization occurs simultaneously with atrial depolarization and consequently cannot be recorded.
Anatomy & Physiology
One of the most important blood buffers is
A. bicarbonate and hydrogen ions. B. bicarbonate ions and carbonic acid. C. water and hydroxide ions. D. carbonic acid and hydrogen.
Anatomy & Physiology