Determine the Impact If the Connection Between the Sinoatrial (SA)node

question 65

Multiple Choice

Determine the impact if the connection between the sinoatrial (SA) node and the atrioventricular (AV) node becomes blocked.

• A)The ventricles will contract more slowly.
• B)The ventricular rhythm will not change.
• C)The ventricles will contract more quickly.
• D)The atria will contract more forcefully.

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Definitions:

Ophthalmoscope

A tool used by healthcare professionals to examine the interior of the eye, including the retina and optic nerve.

Optic Chiasm

An X-shaped structure formed by the crossing over of the optic nerves, allowing visual information from both eyes to be processed by both hemispheres of the brain.

Retina

The light-sensitive layer of tissue at the back of the inner eye which converts light into neural signals sent to the brain.

Cones

Photoreceptor cells in the retina of the eye that are responsible for color vision and function best in relatively bright light.