Statement I: in Recent Years,American Basic Skills in Reading,writing,and Arithmetic

question 72

Multiple Choice

Statement I: In recent years,American basic skills in reading,writing,and arithmetic have been improving.
Statement II: Our rate of economic growth is very closely tied to our rate of productivity growth.

• A)Statement I is true and statement II is false.
• B)Statement II is true and statement I is false.
• C)Both statements are true.
• D)Both statements are false.

---

Definitions:

Motor Neurons

Nerve cells that initiate and control movements by transmitting signals from the brain and spinal cord to muscles.

Temporal Summation

A mechanism of signal transmission in neurons where multiple signals are combined over a period of time to generate a larger response.

Muscle Fibers

Muscle fibers are the individual contractile units of muscle tissue, made up of myofibrils and encapsulated in a sarcolemma, that facilitate body movements through contraction and relaxation.

Skeletal Muscle

A type of striated muscle tissue attached to bones, responsible for voluntary movements of the body.