Question

1. an electromyogram is used to record information about electrical activity in the: brain heart muscle skeletal muscle gastrointestinal smooth muscle 34) a pet scan is used to detect metabolism of glucose by the: spinal cord brain lungs gallbladder

Explanation:

1. An electromyogram (EMG) measures the electrical activity produced by skeletal muscles. It helps in diagnosing neuromuscular - related conditions.
2. A PET (positron - emission tomography) scan can detect the metabolism of glucose in the brain. Glucose is the main energy source for the brain, and PET scans are useful in studying brain function and detecting certain neurological disorders.

Answer:

1. C. skeletal muscle
2. B. brain