Stimulus-Response-Homeostasis Review

Define homeostasis.

• When the inside of an organism is balanced.

• When the inside of an organism is not balanced.

• None of the above.

• Maintaining a balance outside the body of an organism.

Check all that apply. Which of the following are examples of an organism trying to maintaining homeostasis?

• Shivering when cold

• Sweating when hot

• Fever - an immune response when sick

• Vomiting - releases toxins and wastes

A stimulus is....

• Change in an organism’s environment that causes it to react.

• How the organism reacts to the stimulus.

A response is....

• Change in an organism’s environment that causes it to react.

• How the organism reacts to the stimulus.

What are the two types of stimuli?

• External and internal stimuli

• External and intermediate stimuli

• Internal and extraterrestrial stimuli

Tags

NGSS.MS-LS1-8

External stimuli is....

• stimuli happening outside of the organism.

• stimuli happening inside the organism.

Internal stimuli is...

• stimuli happening outside of the organism.

• stimuli happening inside the organism.

The presence of food causes the dog to drool. What kind of stimuli is the food?

• External

• Internal

Tags

NGSS.MS-LS1-8

The weather temperature is cold outside and you start to shiver. Which part is the stimulus?

• weather temperature

• shivering

Tags

NGSS.MS-LS1-5

Weather temperature is an example of what kind of stimuli?

• External stimuli

• Internal stimuli

Tags

NGSS.MS-LS1-8