The rising phase of the action potential is a result of ________ for skeletal muscle, ________ for contractile myocardium, and ________ for autorhythmic myocardium.

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


Na+ entry, Na+ entry, calcium entry

Anatomy & Physiology

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The intertubercular groove

A. is located on the anterior radius. B. is the groove between the olecranon and coronoid processes. C. is a groove between the lateral and medial epicondyles of the distal humerus. D. is a groove separating the greater and lesser tubercles of the humerus.

Anatomy & Physiology

The large, dome-shaped muscle called the diaphragm is used for ________

A) Breathing B) Digestion C) Circulation D) Reproduction

Anatomy & Physiology

Which part of the brain is in overall control of the ANS?

A. Medulla oblongata B. Cerebrum C. Thalamus D. Hypothalamus

Anatomy & Physiology

An inflammation of the heart muscle is called ____________________.?

Fill in the blank(s) with correct word

Anatomy & Physiology