Gap junctions are absent between atrial and ventricular cells
Indicate whether the statement is true or false
T
You might also like to view...
The atlas is classified as a ________ vertebra.
A) thoracic B) lumbar C) sacral D) cervical E) coccygeal
Mutation of the calmodulin gene would alter the ability of ________ to act as a second messenger.
A. sodium B. cAMP C. potassium D. calcium
A yellow pigment derived from plants that can impart a yellow color to the skin is
A. albinism. B. cyanosis. C. carotene. D. dermatitis. E. melanosomes.
Select the correct statement regarding epithelia.
A) Simple epithelia form impermeable barriers. B) Stratified epithelia are tall, narrow cells. C) Stratified epithelia are present where protection from abrasion is important. D) Pseudostratified epithelia consist of at least two layers of cells stacked on top of one another.