What Limits Productivity in Polar Regions

question 55

Multiple Choice

What limits productivity in polar regions?

• A) the lack of sunlight year round
• B) The thermocline acts as a barrier to mixing of surface and deep waters.
• C) high density of the surface waters
• D) low temperatures of the surface waters
• E) all of the above

---

Definitions:

Primary Intention

A wound closure technique that involves direct edge-to-edge contact to facilitate healing, typically used for clean, uninfected wounds.

Granulation Tissue

Fresh connective tissue and tiny blood vessels that develop on a wound's surface as it heals.

Shearing Force

A stress or force that causes layers of a material to slide past each other, typically leading to deformation or damage.

Pressure Injury

Damage to the skin and underlying tissue resulting from prolonged pressure, often occurring in bedridden or immobile individuals.