Author

Adriana Valenzuela Page 2

At a commercial fitness center in Lahaina, Hawaii, Adriana Valenzuela, NASM-CPT, NSCA-CSCS, trains clients with an emphasis on functional anatomy. After monitoring gym floors during college kinesiology studies, Valenzuela developed a routine of explaining muscle actions to clients mid-workout, balancing coaching with winter trips Nordic skiing on groomed forest trails.

What Are the Three Energy Systems of the Body?
How Does Protein Get to Your Muscles?
What Happens When Calcium Is Released Into a Muscle Cell?
How to Yawn: The Science and Physiology Explained
What Are the Characteristics of Muscle Subtypes?
What Is a T-Tubule and Its Role in Muscle Contraction?
How Is Treppe Different From Tetanus?
What Is a T-Tubule? Structure, Function, and Health
What Are the Three Energy Systems That Replenish ATP?
How Are Lactic Acid, Oxygen Debt, and Muscle Fatigue Related?
What Is the Diving Reflex? A Biological Explanation
What Cells in Your Body Have the Most Mitochondria?
What Happens at the Neuromuscular Junction?
How Are Myofilaments Arranged for Muscle Contraction?
Where Is the Frontal Plane and Why Is It Important?
Why Can Positive Feedback Be Dangerous if it Lasts Too Long?
Does Smooth Muscle Have Nuclei? Location & Function
What Supplies the Energy for Muscle Contraction?
How Is Oxygen Debt Repaid in the Body?
What Do T-Tubules Do? Their Role in Muscle Function
What Biologically Makes a Man’s Voice Deep?
Does the I Band Shorten During Contraction?
What Causes the Myosin Head to Release Its Attachment to Actin?
What Is Aerobic Metabolism? A Definition
What Is the H Zone in a Sarcomere?
What Is the Definition of a Motor Unit?
What Are Physiological Effects and How Do They Work?
How ATP Fuels Muscle Contraction and Performance
What Is a Single Skeletal Muscle Cell and How Does It Work?
Myosin Heads: What They Are and How They Work