What do pacemaker cell action potentials lack?

A) threshold B) depolarization C) repolarization D) plateau phase


Answer: D

Anatomy & Physiology

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The coronary sinus is a modified vein that collects venous blood from all areas of the heart and drains it directly into the left atrium of the heart.

a. true b. false

Anatomy & Physiology

Which layer isĀ notĀ found in the wall of the ureter?

A. Adventitia B. Muscularis C. Submucosa D. Mucosa E. No exceptions; all layers are found in the wall of the ureter.

Anatomy & Physiology

The volume of blood ejected from each ventricle during a contraction is called the

a. end-diastolic volume b. end-systolic volume c. stroke volume d. cardiac output e. cardiac reserve

Anatomy & Physiology

Visfatin is an adipokine that is released primarily in obesity and leads to insulin resistance

Indicate whether the statement is true or false

Anatomy & Physiology