Which of the following is often called the pacemaker of the heart?
A) Purkinje fibers
B) sinoatrial (SA) node
C) atrioventricular (AV) bundle (bundle of His)
D) atrioventricular (AV) node
B
Anatomy & Physiology
You might also like to view...
Farhad begins typing his term paper on his new computer early one morning. After 8 hours of typing, he notices that his wrists are stiff and very sore
The next morning, Farhad begins to finish his paper, but soon finds his wrists hurt worse than last night. What is wrong? What will be an ideal response
Anatomy & Physiology
Discuss the role of orexin in keeping us awake
What will be an ideal response?
Anatomy & Physiology
What is the function of an osteoblast?
What will be an ideal response?
Anatomy & Physiology
What safety factors should be considered when handling birds?
What will be an ideal response?
Anatomy & Physiology