What Happens When Partial Pressure of CO₂ Is High in Blood

question 16

Multiple Choice

What happens when partial pressure of CO₂ is high in blood?

• A) hemoglobin releases O₂ more readily
• B) acidity of the blood decreases
• C) hydrogen ion concentration decreases
• D) saturation curve shifts to the right
• E) production of lactic acid increases

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Definitions:

Tibialis Anterior

A muscle located in the front part of the lower leg, responsible for dorsiflexion and inversion of the foot.

Gastrocnemius

A major calf muscle that's involved in walking, running, and jumping, contributing to the plantar flexion of the foot at the ankle.

Soleus

A powerful muscle in the lower leg that is involved in standing and walking; it runs from just below the knee to the heel.

Extensor Digitorum Longus

A muscle in the leg that helps to extend the toes and dorsiflex the foot.