Answer the following statement(s) true (T) or false (F)
1. Muscle cells are called muscle fibers because of their coarse texture.
2. Skeletal and cardiac muscles are striated by filaments in their myofibrils.
3. Once a skeletal muscle contracts, it cannot relax until acetylcholine is secreted.
4. Acetylcholine causes skeletal muscles to contract.
5. Acetylcholinesterase is a neurotransmitter.
1. False
2. True
3. False
4. True
5. False
You might also like to view...
________ Nerve tissue has two properties: excitability and conductivity
Indicate whether the statement is true or false
Which of the following methods of decontamination is NOT usually a prehospital activity during a terrorism incident?
A) Absorption B) Isolation C) Neutralization D) Dilution
As altitude changes, the vapor pressure of a liquid:
A) remains the same. B) increases with altitude. C) decreases with altitude. D) will equalize with that of the ambient conditions.
All AV blocks involve a disturbance in conduction somewhere between the atria and the ventricles
Indicate whether the statement is true or false