Explanation

• The brain is the command center of the body, controlling everything from movement and sensation to thought and emotion.
• It processes information, sends signals to muscles and glands, and regulates various bodily functions, making it the central control system of the body.

Explanation

A drug reaction can present with generalized pain, body aches, and skin rashes

Especially if the patient has recently started a new medication or has a history of drug allergies.

Explanation

The oxytocin reflex is also sometimes called the “letdown reflex” or the “milk ejection reflex”.

It is produced more quickly than prolactin.

It makes the milk that is already in the breast flow for the current feed, and helps the baby to get the milk easily.

Explanation

For estimating the magnitude of health problems, a public health expert would typically calculate the prevalence rate.

The prevalence rate measures the proportion of individuals in a population who have a particular health condition at a specific point in time or over a defined period.

This rate provides insight into the overall burden of disease within a population and is essential for planning and implementing public health interventions.

Explanation

Guinea worm disease (dracunculiasis) is caused by the parasitic worm Dracunculus medinensis.

When a person drinks contaminated water, the larvae are released in the digestive tract, mature into adult worms, and eventually emerge from the skin. 

On the other hand, hepatitis E, typhoid, and dysentery typically involve transmission via infected hosts or contaminated food and water sources.

Explanation

• Ticks and mites are members of the subclass Acari, which is a group of tiny arachnids that includes many parasitic species.
• Ticks are ectoparasites that feed on the blood of animals and humans, while mites include both free-living and parasitic species, with some feeding on skin, blood, or other bodily secretions.

Explanation

• IgE antibodies are responsible for triggering an allergic response when they combine with an allergen.
• This binding causes mast cells to release histamine and other chemical mediators, leading to allergic symptoms such as itching, swelling, and increased mucus production.

Explanation

Deficiency of phosphorus can cause leaves to develop a dark green coloration, as well as other symptoms such as stunted growth, purplish or reddish tints, and reduced yields.

Explanation

Green tea contains antioxidants and natural compounds like catechins that aid digestion and reduce bloating.

It also promotes a healthy gut by improving metabolism and supporting gut bacteria.

Explanation

Secretin is a hormone released from the small intestine that stimulates the liver (hepatic) and pancreas to secrete bile and bicarbonate-rich fluids.

It helps neutralize stomach acid in the duodenum for proper digestion.