8/31 Injury Response Process Pt 2

Which muscle fiber type is most aerobic and endurance-oriented?

Type I (Slow Oxidative)

Which muscle fiber type is most glycolytic and power-oriented?

Type IIx (Fast Glycolytic)

What is the Principle of Orderly Recruitment?

Motor units are activated in a fixed order from smaller to larger units

Which neuron size recruits Type I fibers?

Small diameter neurons

Which neuron size recruits Type II fibers?

Large diameter neurons

How well does muscle tissue regenerate after injury?

It has only a limited ability to regenerate

What happens when CNS nerve cells are damaged?

They are not replaced and function is lost

What regenerative ability does the PNS have?

Some regeneration and functional recovery through collateral sprouting

How do thermal agents and ultrasound affect nerves?

They alter nerve conduction velocity

What is the most abundant tissue type in the body? What protein forms in this tissue?

Connective tissue. Collagen

Where is collagen found in high density?

Fascia, tendons, ligaments, and cartilage

What is a major function of deep fascia?

Transferring physical loads of force

Which tissue regenerates best after injury?

Epithelial tissue

Which tissue has limited regenerative ability despite being commonly injured in sports?

Muscle tissue