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 chorion forms from the

A) endoderm. B) ectoderm. C) inner cell mass. D) placenta. E) trophoblast.

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

The greater trochanter is the insertion point for the ________ muscle group.

Fill in the blank(s) with the appropriate word(s).

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