Muscular System Worksheet Pdf
Only skeletal muscles can contract.
Muscular system worksheet pdf. Anatomy of the muscular system chapter 10 281 figure 10 3 structure of a muscle organ. Muscular system and the nervous system work together. When the glycogen is broken down into energy for the muscles a waste product called lactic acid is produced.
False a muscle cell is called a muscle fiber because it is elongated instead of roundish a. Muscular system other contents. Note also that muscle fibers are held together by the perimysium in groups called fascicles.
Note that the connective tissue coverings the epimysium perimy sium and endomysium are continuous with each other and with the tendon. Somatic signals are sent from the cerebral cortex to nerves associated with specific skeletal muscles. Latissimus dorsi pectoralis major.
Muscular system tour lab page 4 the muscles a front view. Chapter 7 muscular system list the three types of muscles. Place the letter next to the name.
Most signals travel through spinal nerves that connect with nerves that innervate skeletal muscles throughout the body. A buildup of lactic acid decreases the muscles ability to contract and muscle fatigue sets in. The muscular system tour lab your muscles need glycogen muscle sugar in order to function.
False match the following type of muscle to its correct structure. Smooth muscle skeletal muscle cardiac muscle.