Homeostasis | MCQs

Explanation

The autonomic nervous system (ANS), also known as the visceral nervous system.

It regulates involuntary vital functions essential for survival, such as:

• Heart rate
• Blood pressure
• Respiration
• Digestion
• Body temperature
• Pupil dilation and constriction

Explanation

Thermoregulation is the ability of an organism to maintain its body temperature within a suitable limit, despite changes in the external environment.

This is a crucial function that allows cells, tissues, and organs to function properly.

Explanation

The internal environment, also known as the "milieu intérieur," refers to the conditions within an organism's body.

Such as temperature, pH, and concentration of essential nutrients and waste products.