« previous next »

Author Question: Which is referred to as the pacemaker of the heart? a. bundle of His b. Purkinje fibers c. AV node ... (Read 88 times)

s.tung

  • Hero Member
  • *****
  • Posts: 577
on: Jun 25, 2018
Which is referred to as the pacemaker of the heart?
 a. bundle of His b. Purkinje fibers
  c. AV node d. sinoatrial node

Question 2

Which does NOT carry oxygenated blood?
 a. aorta
  b. pulmonary artery
  c. pulmonary vein
  d. All of the above carry oxygenated blood.


Moriaki

  • Sr. Member
  • ****
  • Posts: 341
Reply #1 on: Jun 25, 2018
Answer to Question 1

d

Answer to Question 2

b


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
« previous next »
 

Did you know?

Asthma is the most common chronic childhood disease in the world. Most children who develop asthma have symptoms before they are 5 years old.

Did you know?

Recent studies have shown that the number of medication errors increases in relation to the number of orders that are verified per pharmacist, per work shift.

Did you know?

Drying your hands with a paper towel will reduce the bacterial count on your hands by 45–60%.

Did you know?

Blastomycosis is often misdiagnosed, resulting in tragic outcomes. It is caused by a fungus living in moist soil, in wooded areas of the United States and Canada. If inhaled, the fungus can cause mild breathing problems that may worsen and cause serious illness and even death.

Did you know?

The term pharmacology is derived from the Greek words pharmakon("claim, medicine, poison, or remedy") and logos ("study").

Human Heart Cir Human Heart Cir
Anatomical positions of the heart Anatomical positions of the heart
Artificial Heart Device Artificial Heart Device
Drugs for Early and Moderate Heart Failure Drugs for Early and Moderate Heart Failure
Shell-bundle clearance Shell-bundle clearance
Development of the Heart Development of the Heart
Video: Cellular Defects - Osteoblasts, Osteoclasts and Osteocytes

For a complete list of videos, visit our video library