Examlex
Radio waves travel at the speed of sound; X-rays travel at the speed of light.
Quadratus Lumborum
A deep muscle in the lower back that flexes the spine and helps with lateral movement and stabilization.
Transverse Process
Lateral bony projections off the vertebrae to which muscles and ligaments attach, aiding in spinal movement and stability.
Cervical Vertebrae
The seven vertebrae in the human neck that support the head and allow for its movement.
External Urethral Sphincter
A muscle that controls the passage of urine through the urethra.
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