The Large Spiracles on the Top of the Head of Skates

question 61

Multiple Choice

The large spiracles on the top of the head of skates and rays is for

• A) air intake for respiration.
• B) water intake to prevent clogging the gills.
• C) detection of bioelectric fields from prey buried in the sea bottom.
• D) detection of chemical odors in the water.

---

Definitions:

Stress Symptoms

Stress symptoms are physical or emotional responses to overwhelming or challenging situations, including fatigue, irritability, and difficulty concentrating.

Workplace Violence

Any act or threat of physical harm, harassment, intimidation, or other threatening disruptive behavior that occurs at work.

Cyberstalking

The use of digital communication technologies to harass, threaten, or pursue an individual persistently, causing fear or distress.

Fist-fighting

A form of physical confrontation or combat where participants strike each other with their fists.