Answers

NY

Answered

Which of the following is NOT true of the photopupillary reflex?

A) The response is controlled by the parasympathetic division of the autonomic nervous system.
B) It occurs when a person suddenly enters an area with brighter lighting conditions.
C) The response is a decrease in the size of the pupil.
D) It involves contraction of the circular muscles of the iris.
E) All of these are true of the photopupillary reflex.

On Sep 25, 2024


E
NY

Answered

Sea stars detect movement and light ____.

A) through vibrations in the water
B) using eyespots at the tips of the arms
C) using eyespots on the top of the mouth
D) through electrical pulses
E) through their skin

On Sep 22, 2024


B