Explanation

answer: [c] Mouth to mouth resuscitation

• performing CPR which intended checking the airway and doing mouth-to-mouth resuscitation in addition to chest compressions are the first aid in the course of cardiac failures.
• 
  specialists now propose chest compressions by myself can maintain the coronary heart pumping and maintain blood go with the flow for a couple of minutes till emergency workers arrive.

Explanation

Answer: D

The disease affects cattle, pigs, sheep, goats, and other ruminant ungulates. Intensively bred animals are more susceptible to disease than traditional breeds.

Explanation

Correct answe:

C

Explanation

Answer:

B

According to Archimedes' principle, when an object is completely or partially submerged in water, the water moves according to its volume. The body swims in the water when its weight is lighter than the weight of the same amount of water. If its weight is equal to the weight of the same amount of water, it remains floating.

Explanation

The heart is a muscular organ about the size of a fist, located just behind and slightly left of the breastbone.

The heart pumps blood through the network of arteries and veins called the cardiovascular system.

Explanation

The world's biggest killer is ischaemic heart disease, responsible for 16% of the world's total deaths. 

Explanation

Answer:

B

AIDS results from the disruption of the immune system caused by HIV infecting and destroying a special group of white blood cells called helpers for T4 cells. And with the collapse of the immune system, severe opportunistic infections. today, more than 1.2 million people are living with HIV in the U.S. and there are more than 35,000 new infections each year.

Explanation

Hyperglycemia due to diabetes can damage blood vessels, the heart, and the nerves that control blood vessels. Over time, this damage can lead to heart disease. People with diabetes are more likely to develop heart disease earlier than people without diabetes.

Explanation

Answer:

D

Meningitis is a clinical syndrome characterized by inflammation of the meninges i-e membranes

Explanation

In 1980, the World Health Organization announced the global eradication of smallpox.

It is the only human disease to be eradicated worldwide.