The behavior of rectus femoris and vastus lateralis during fatigue and recovery: an electromyographic and vibromyographic study.

MA Vaz, YT Zhang, W Herzog… - Electromyography …, 1996 - europepmc.org
Eleven subjects performed isometric knee extensor contractions at maximum voluntary
contraction (MVC), and at 70% of MVC preceding and following a fatigue test. The fatigue …

The effects of electrode placement and innervation zone location on the electromyographic amplitude and mean power frequency versus isometric torque …

TW Beck, TJ Housh, JT Cramer, JP Weir - Journal of electromyography and …, 2008 - Elsevier
The purposes of this investigation were to examine the effects of electrode placement and
innervation zone (IZ) location on:(a) the torque-related patterns of responses for absolute …

[PDF][PDF] Progressive versus rapid rate of contraction during 7 wk of isometric resistance training

NA MAFFIULETTI, A Martin - Medicine & Science in …, 2001 - highintensitybusiness.com
ABSTRACT MAFFIULETTI, NA, and A. MARTIN. Progressive versus rapid rate of contraction
during 7 wk of isometric resistance training. Med. Sci. Sports Exerc., Vol. 33, No. 7, 2001, pp …

Electromechanical delay during knee extensor contractions.

EJ Vos, J Harlaar… - Medicine and science in …, 1991 - europepmc.org
The purpose of this study was to investigate the magnitude of electromechanical delay
(EMD) and its possible dependence on muscle type, type of contraction, fatigue, level of …

Contraction mode shift in quadriceps femoris muscle activation during dynamic knee extensor exercise with increasing loads

DM Pincivero, AJ Coelho, RM Campy - Journal of biomechanics, 2008 - Elsevier
The objective of the present study was to examine the superficial quadriceps femoris (QF)
muscle electromyogram (EMG) during dynamic sub-maximal knee extension exercise …

Comparing fatigue and the rate of recovery between vastus medialis obliquus and vastus lateralis

GYF Ng - Physical Therapy in Sport, 2002 - Elsevier
Objectives: This study compared the level of fatigue in vastus medialis obliquus (VMO) and
vastus lateralis (VL) and their relative rate of recovery after a lower limb exercise program …

Vastus Lateralis exhibits non‐homogenous adaptation to resistance training

AJ Wells, DH Fukuda, JR Hoffman… - Muscle & …, 2014 - Wiley Online Library
Introduction: Variations in transverse point of measure on the vastus lateralis (VL) may
significantly affect the relationship between structure and function. The purpose of this study …

Electrical activity of vastus medialis oblique muscle in straight leg raise exercise with different angles of hip rotation

K Sykes, YM Wong - Physiotherapy, 2003 - Elsevier
BACKGROUND AND PURPOSE: The purpose of the study was to investigate which form of
straight leg raise exercise might be most effective for strengthening vastus medialis oblique …

Neuromuscular activation of the quadriceps femoris, including the vastus intermedius, during isokinetic knee extensions

H Akima, K Maeda, N Shima - Scientific Reports, 2023 - nature.com
The purpose of this study was to compare the neuromuscular activation patterns of the
individual muscles of the quadriceps femoris (QF), including the vastus intermedius (VI) …

Acute effect of repeated maximal isometric contraction on electromechanical delay of knee extensor muscle

S Zhou - Journal of electromyography and kinesiology, 1996 - Elsevier
The purpose of this study was to investigate the effect of repeated maximal isometric
contraction on electromechanical delay (EMD) of the quadriceps femoris muscle. Eleven …