Organ Transplantation and Reproductive Hormones Quiz

The chance of organ rejection can be reduced by using ______ drugs.

The main male reproductive hormone is ______.

The main female reproductive hormone is ______.

The process the body undergoes each month to prepare for a potential pregnancy is called the ______ cycle.

If a fertilized egg has not been embedded in the lining after 28 days, it begins to break down and the ______ continues.

The release of an egg from the ovary is known as ______.

When the body becomes too high in temperature, vasodilation leads to more blood flow closer to the surface of the skin, resulting in increased energy transfer from the body. To cool down, the body produces ______ from sweat glands.

If the body temperature decreases too much, vasoconstriction reduces blood flow close to the skin's surface, resulting in less heat lost. To generate heat from respiration, skeletal muscles contract rapidly in a process known as ______.

In response to a decrease in body temperature, hairs stand on end to create an insulating layer, trapping warm air. This mechanism helps to maintain the body's internal ______.

Vasoconstriction reduces heat loss by limiting blood flow near the skin's surface. This process helps in maintaining the body's internal ______.

During vasodilation, more blood flows closer to the skin's surface, leading to increased energy transfer from the body. This is essential for regulating the body's internal ______.

Hormones are the chemical messengers of the ______ system, traveling through the bloodstream to produce a response in target tissues throughout the body.

The ______ gland is often referred to as the master gland.

The ______ gland secretes insulin to control blood glucose levels.

The ______ gland secretes thyroxine to control metabolic rate, heart rate, and temperature.

The ______ gland secretes adrenaline and is involved in the 'fight or flight' response.

The ______ secretes oestrogen and is involved in the menstrual cycle and the development of female secondary sexual characteristics.

The ______ secretes testosterone and is involved in the production of sperm and the development of male secondary sexual characteristics.