Which of the following is an Employer's Annual Federal Unemployment Tax Return form?

The medical professional uses reference ________ to indicate who keyed or typed a letter

a. signatures b. books c. initials d. notes

The chief physiologic effect of nerve gas, such as VX, is to:

A) reversibly block the enzyme acetylcholinesterase. B) competitively block the nicotinic receptor sites at the neuromuscular junction. C) competitively block the muscarinic receptor sites at the target organs. D) produce an adrenergic blockade throughout the body.