Which Statement About Electrical Synapses Is False

question 247

Multiple Choice

Which statement about electrical synapses is false?

• A) Electrical synapses do not perform temporal summation.
• B) Signal transmission is rapid at electrical synapses.
• C) Electrical synapses are mostly excitatory.
• D) Electrical synapses are less common than chemical synapses in vertebrates.
• E) Gap junctions are rare at electrical synapses.

---

Definitions:

Rods

Photoreceptor cells in the retina of the eye that are sensitive to low light levels and are primarily responsible for night vision.

Dark Adaptation

The process by which the eyes increase their sensitivity to low levels of light, improving the ability to see in the dark.

Visual Receptors

Cells located in the retina of the eye that are responsible for converting light into neural signals the brain can interpret.

Cones

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