Smooth muscle lacks the highly structured, specific neuromuscular junctions of skeletal muscle. Instead, the innervating nerve fibers, which are part of the autonomic nervous system, have numerous bulbous swellings, called varicosities. The varicosities release...
Muscle fatigue decreases your muscles’ ability to perform over time, It can occur anywhere on the body, It is associated with exhaustion state, often following strenuous activity or exercise, if you experience fatigue, the...
The nervous system is the master controlling and communicating system of the body. This system is responsible for sending, receiving, and interpreting information from all parts of the body. It monitors and coordinates internal...
Muscles of the back are divided into superficial, intermediate, and deep muscles, Superficial muscles are associated with movements of the shoulder, Intermediate muscles are associated with movements of the thoracic cage, and Deep muscles...
