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Which human body system is responsible for detecting, processing, and responding to stimuli?

• Circulatory

• Nervous

• Immune

• Skeletal

Anything that causes a response is called a ____________?

• homeostasis

• reflex

• stimulus

• organ system

Check all of the parts of the nervous system.

• brain

• spinal cord

• heart

• nerves

Nerve cells are the basic unit of the nervous system and make up all of its parts. What is a nerve cell called (BE CAREFUL)?

• neutron

• neuron

• neutrino

• nephron

The nervous system has two main divisions: the central and the peripheral nervous systems. Check all of the parts of the CNS.

• Brain

• Nerves

• Spinal Cord

Involuntary actions, like our heart beating, are controlled by what?

• Diet

• Tendons

• Nervous System

• Skeletal System

What helps protects the brain?

• Skull

• Rib cage

• Medulla Oblongata

• Homeostasis

Which system is the skull a part of?

• Muscular

• Digestive

• Nervous

• Skeletal

Our spinal cord is protected by the vertebrate of our backbone. What two systems are interacting?

• Nervous and Muscular

• Nervous and Endocrine

• Nervous and Respiratory

• Nervous and Skeletal

Which of the following represents an involuntary action?

• Walking

• Talking

• Chewing

• Digesting food