Explanation

Epinephrine is administered intramuscularly (IM) during anaphylactic shock to quickly reverse the effects of severe allergic reactions.

Explanation

Explanation

A hen's egg is a single cell, one of the largest cells in the world.

It containing all the materials needed to support the development of a chick.

Explanation

The corpus luteum is formed from the Graafian follicle after the release of the ovum during ovulation.

Explanation

Viruses cannot perform life processes like excretion, as they lack cellular structures and metabolism.

Explanation

Another name for the knee-chest position is genupectoral position.

It is used in medical situations such as gynecological exams, lumbar spine surgery, and labor to address issues like a prolapsed cord.

Explanation

Adrenaline (also known as epinephrine) increases the following effects on the heart:

Heart Rate:

Adrenaline increases the heart rate (positive chronotropic effect).

Contractility:

It increases the force of heart muscle contractions (positive inotropic effect).

Conduction Velocity:

It enhances the speed of electrical conduction through the heart (positive dromotropic effect).

Cardiac Output: 

Due to the increased heart rate and contractility, adrenaline boosts the overall cardiac output.

Explanation

Influenza is also known as the flu.

It is a contagious respiratory illness caused by the influenza virus.

It affects the nose, throat, and lungs, and can range from mild to severe.

Explanation

• Air pollution is actually considered the most dangerous type of pollution.
• According to the World Health Organization (WHO), air pollution is responsible for an estimated 7 million premature deaths worldwide each year, mainly due to heart disease, stroke, and lung cancer.

Explanation

• Deserts are areas with very low rainfall, typically less than 25 centimeters (10 inches) per year.
• It resulting in a barren and often sandy landscape with limited vegetation and wildlife.