The middle layer of the heart wall that is made of cardiac muscle tissue is the ________.

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


myocardium

Anatomy & Physiology

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Koch investigated anthrax while developing his postulates

Indicate whether the statement is true or false

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The front of the elbow is which region?

A. Brachial B. Antebrachial C. Antecubital D. Cubital

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Blood flowing into the heart from the venae cavae flows next through the ________ valve

A) mitral B) bicuspid C) tricuspid D) pulmonary semilunar E) aortic semilunar

Anatomy & Physiology