Nervous System

What is a stimulus?

• A physical movement

• a chemical released by your body's glands

• a reaction

• a change in your internal or external environment that causes a reaction to occur

Tags

NGSS.MS-LS1-8

What is a response?

• The part of the brain that controls involuntary movements

• A reaction to a stimulus

• a change in your environment

• heat, light, sound, body temperature

Tags

NGSS.MS-LS1-8

What part of the brain helps control balance?

• cerebrum

• cerebellum

• medulla

• spinal chord

What part of the brain controls voluntary activities such as thinking, learning, memory, and motor activities?

• Spinal chord

• cerebrum

• cerebellum

• medulla

Which of the following is a sense organ?

• nose

• legs

• feet

• hands

Which of the following are sense organs? (check all that apply)

• ears

• mouth

• stomach

• vili

What is this type of cell called?

• neuron

• cytoplasm

• cerebrum

• Eukaryote

Tags

NGSS.HS-LS1-4

Which of the following are VOLUNTARY responses?

• quickly moving your hand when you touch something hot

• walking around your house

• eating your lunch

• getting up when the bell rings

How do reflexes work differently than brain responses to stimuli?

• They go to your spinal chord first

• They go to your brain first

• They travel slower than regular responses

Which of the following are INVOLUNTARY responses (check all that apply)?

• Blinking

• Coughing

• jerking your knee

• eating ice cream