Answer:
The correct answer is option D. all of the above are correct.
Explanation:
During muscle contraction, only one bone move and others remain stationary. The point or site where tendons are attached to the bone is known as origin and insertion. Insertion is the point where the muscle attached to the movable bone. Origin is the site or point where muscle binds to the immovable bones.
When muscle contracts the insertion moves towards the origin. For the example radius and ulna are movable bones and point where the muscle attaches to them are insertion and humerus and scapular are the bones that do not move and point where the muscle attaches to it is the origin.
Thus, the correct answer is option D. all of the above are correct.
No they do not, vaccines make it so we are less likely to get the strain of whatever we are getting vaccinated against, but vaccines make it so that we cannot build are immune systems, so when we do get that disease, are immune systems are not always strong enough. The vaccine for influenza this year was only 45% effective, that means 65% of people who got the flu shot were exposed to the flu.
Answer:
What do you mean? I don't understand.
Answer:
The Hepatitis B virus
Explanation:
The Hepatitis B virus is known as a bloodborne virus, because it is transmitted from one person to another via blood or fluids contaminated with blood. The virus attacks the liver/organ. It can cause scarring of the liver, liver cancer, liver failure, and death.
