If there is a complete block between the SA node and the AV node, how would the ECG be affected?
A) The P-R interval will be shorter.
B) The QRS duration will be longer.
C) There will be much bigger P waves.
D) The ventricles will stop beating.
E) The rate of P waves will be faster than the rate of QRS complexes.
E
You might also like to view...
The ________ are fingerlike projections at the end of the uterine tube.
Fill in the blank(s) with the appropriate word(s).
The second stage of gene expression Is the synthesis of protein Occurs on ribosomes In the synthesis of a messenger RNA molecule Occurs in the nucleus Is transcription Is translation
What will be an ideal response?
Research indicates that the pharynx may have special taste buds for
A) carbohydrates. B) amino acids. C) fat and cholesterol. D) fat. E) water.
Which type of tissue is made of cells closely packed together with very little intercellular material?
a. epithelial b. muscle c. nervous d. connective