Unit 1B TEST Review

Front

What is the primary function of the digestive system?

Back

The digestive system breaks down food and absorbs nutrients.

Front

Why does a touch on the head feel quicker than a touch on the foot?

Back

The message from the foot travels farther to the brain.

Front

Which is more complex: the heart or the circulatory system?

Back

The circulatory system is more complex than the heart.

Front

What system uses hormones to regulate body activities?

Back

The endocrine system uses hormones to regulate body activities.

Front

What is the role of the respiratory system?

Back

The respiratory system is responsible for delivering oxygen and removing carbon dioxide from the body.

Front

What are the main organs involved in the digestive system?

Back

The main organs include the mouth, esophagus, stomach, small intestine, large intestine, liver, pancreas, and gallbladder.

Front

How do hormones affect bodily functions?

Back

Hormones act as chemical messengers that regulate various physiological processes, including growth, metabolism, and mood.

Front

What is the pathway of blood circulation in the body?

Back

Blood circulates from the heart to the lungs (to get oxygen) and then to the rest of the body, returning to the heart.

Front

What is the difference between the central nervous system and the peripheral nervous system?

Back

The central nervous system consists of the brain and spinal cord, while the peripheral nervous system includes all other neural elements.

Front

What is homeostasis and why is it important?

Back

Homeostasis is the maintenance of a stable internal environment in the body, crucial for survival and proper functioning.