Which of the following is the reason for aspirating the syringe prior to injection?
a. to remove air bubbles
b. to not produce pain
c. to make certain the syringe is not in a blood vessel
d. all of the above
C
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You are carrying a box when your friend suddenly places another heavy box on top of it. Your muscles respond by immediately ________ because ________ sense the rapid muscle lengthening and cause a reflex response.
A. completely relaxing; Golgi tendon organs B. relaxing; muscle spindles C. contracting; Golgi tendon organs D. contracting; muscle spindles
The statement "a rotating body will maintain a state of constant angular motion unless acted on by an external torque" refers to which of the following?
A. Newton's first law of inertia B. Newton's second law of acceleration C. Newton's third law of action/reaction D. none of the above
Individuals with type O blood are considered universal donors:
1.because they are usually very caring people. 2.because their red blood cells carry neither A nor B antigens. 3.because their plasma contains both A and B antibodies. 4.and are also called the universal recipients because they can receive any type of blood.
The urinary system helps to keep the body in ____________________ by removing and restoring selected amounts of solutes and water from the blood
Fill in the blank(s) with correct word