Animals That Are Attached to the Bottom Are Called ____

question 33

Multiple Choice

Animals that are attached to the bottom are called ____.

• A)sessile
• B)benthic motile
• C)infaunal
• D)interstitial

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Definitions:

Cardiac Electrical Impulse

The electrical signals that stimulate the heart to contract, crucial for maintaining a consistent heart rhythm.

SA Node

Sinoatrial node, the heart’s natural pacemaker, located in the right atrium, responsible for setting the rate of heart beats by sending out electrical impulses.

Asystole

A state of no cardiac electrical activity, leading to a lack of contraction of the heart and cessation of blood flow; essentially, cardiac arrest.

Pacemaker

An electronic device that is implanted in the body to regulate the heartbeat by delivering electrical impulses to the heart muscle.