25
QuizMultiple Choice

The Human Body: Part One — Test

Question 25 • Biology

Which statements best describes the image?

Answer
A
The brown circle A is an effector, and the blue circle B is a receptor.
B
The brown circle A shows neurotransmitters being released, and the blue circle B shows neurotransmitters being absorbed.
C
The brown circle A shows neurotransmitters being absorbed, and the blue circle B shows neurotransmitters being released.
D
The brown circle A is a receptor, and the blue circle B is an effector.