Which of the Following Systems Are Involved in Coordination and Regulation

question 42

Multiple Choice

Which of the following systems are involved in coordination and regulation?

• A)nervous and endocrine
• B)digestive and cardiovascular
• C)urinary and cardiovascular
• D)lymphatic and respiratory

---

Definitions:

Black Widow Spider

A venomous spider identified by the red hourglass shape on its abdomen, known for neurotoxic venom that can cause significant pain and medical symptoms in humans.

Acetylcholine

A neurotransmitter in the nervous system involved in muscle movement and memory.

Nicotine

Nicotine is a stimulant drug found in tobacco products that can lead to addiction, it acts on the nervous system to increase alertness and can have harmful health effects.

Acetylcholine Antagonist

A type of drug that blocks the action of acetylcholine at its receptor sites in the nervous system, affecting various bodily functions.