Medical Detectives Final Exam (Units 1 and 2 only)

Front

What are the two main nervous systems in the human body?

Back

The two main nervous systems are the central nervous system and the peripheral nervous system.

Front

What is a neuron?

Back

A neuron is a nerve cell that is the basic working unit of the brain and nervous system, responsible for processing and transmitting information.

Front

What is an independent variable in an experiment?

Back

An independent variable is the factor that is changed or controlled in a scientific experiment to test its effects on the dependent variable.

Front

What are sensory neurons?

Back

Sensory neurons are neurons that pass sensory information from the peripheral nervous system to the brain.

Front

What does the pulse measure?

Back

The pulse measures the heart beat as it pumps blood.

Front

What is the function of motor neurons?

Back

Motor neurons transmit signals from the brain and spinal cord to muscles, enabling movement.

Front

What is the role of interneurons?

Back

Interneurons connect sensory and motor neurons and process information within the central nervous system.

Front

What is a control variable in an experiment?

Back

A control variable is a factor that is kept constant to ensure that the results of an experiment are valid.

Front

What is the central nervous system composed of?

Back

The central nervous system is composed of the brain and spinal cord.

Front

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

Back

The central nervous system processes information and coordinates activity, while the peripheral nervous system connects the central nervous system to the rest of the body.