11.2 Regulation of Heart Crossword

sends out an electrical impulse that tells the heart to beat at a rate between 60 to 100 bpm; also know as a pacemaker.
What control is regulated by the cardiac center, located in the medulla oblongata, and the endocrine system.
What increases the heart rate and gives the heat a "green light"?
What slows the heart rate down, "red light"?
The cardiac center has sympathetic and parasympathetic branches, which as referred to as _______.
Constantly monitor blood pressure and send sensory information back to the cardiac center, stimulating the autonomic nervous system.
process of conveying or transmitting types of energy such as electrical impulses.
dense network of fibers which causes the electrical impulses to get delayed.
conducting fibers or the common bundle, in the ventricular septum.
Receive the impulse and stimulate the ventricles to contract.
to contract.
to relax.
abnormal contractility condition, or abnormal heart beat.
a condition in which the impulses traveling from the SA node to the ventricles are delayed, intermittently blocked, or completely blocked by the AV node
condition in which Purkinje fibers fire before the SA node, causing the ventricles to contract prematurely.