Electrical activity occurs at the AV node

a. during the P wave.
b. between the P wave and QRS complex.
c. during the QRS complex.
d. between the QRS complex and T wave.
e. during the T wave.


B

Anatomy & Physiology

You might also like to view...

If serious hemorrhaging occurs, the ________ center of the medulla causes stimulation of the smooth muscles of the walls of medium-sized blood vessels to reduce loss of blood.

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

Anatomy & Physiology

________________________________________ for pets has yet to gain widespread acceptance

Fill in the blank(s) with correct word

Anatomy & Physiology

What cells clean and digest debris entering the alveoli?

A) goblet cells B) type II alveolar cells C) alveolar macrophages D) type I alveolar cells

Anatomy & Physiology

After translation, a protein may undergo structural changes called ________ modifications

A) polyribosomal B) posttranslational C) posttranscriptional D) secretory E) splicing

Anatomy & Physiology