I think the flat hard surface is to ensure that the patients arm will not move when the needle is administered since it is usually critical that the needle is inserted in the correct vein which is only a fine target requiring careful positioning of the needle.
It is sex-linked: genetic red–green color blindness affects males<span> much </span>more<span> often </span>than females<span> because the genes for the red and green color receptors are located on the X chromosome, of which </span>males<span> have only one and </span>females<span> have two.</span>
<span>The pineal gland produces and secretes
the hormone melatonin. This hormone is involved in regulating sleep
cycles, circadian rhythms and seasonal metabolic and reproductive
changes.</span>
Answer:
a
Explanation:
for it to allow the feet to move its good for soccer
Answer:
Behavioral factors put you at risk for a number of different health disease. Smoking puts you at a risk for lunch cancer, over eating can put you at risk for diabetes or being obese.
Explanation: