What Valve Keeps Blood from Flowing Back into the Right

question 64

Multiple Choice

What valve keeps blood from flowing back into the right atrium from the right ventricle?

• A)tricuspid valve
• B)bicuspid valve
• C)mitral valve
• D)pulmonary semilunar valve

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Definitions:

Sensory Information

Data received through the senses, such as sight, hearing, smell, taste, and touch, which is then processed by the brain.

Refractory Period

A period immediately following an action potential during which a nerve or muscle is incapable of generating another action potential.

Neurons

Electrically excitable cells in the nervous system that process and transmit information through electrical and chemical signals.

Sodium Gates

Protein structures in cell membranes that open or close in response to signals, allowing sodium ions to enter or exit a cell, critical in generating electrical signals.