Stimulus/ response

What type of stimulus?

The smell of pizza

• Internal

• External

Is the stimulus internal or external? Feeling hungry

• Internal

• External

Which of the following is a response of the body when infected with a virus?

• blood diverted to muscles

• increased temperatures

• craving salty foods

• descreadsed heart rate

Stunted (slowed) growth of a person can be caused by not meeting basic survival needs. This slowed growth can be a response to-

• eating a plant based diet

• over exposure to sunlight

• living in a hot climate

• lack of nutrients in the diet

something that causes a response is called a

• response

• stimulus

• touch

• survival

What type of stimuli originate in the environment around an organism?

• external

• internal

Hunger, thirst, fever or vomiting are what type of stimuli?

• external

• internal

How an organism reacts to internal or external stimuli...

• geotropism

• homeostasis

• response

• photosynthesis

When roots of a plant grow downward in response to the stimulus of gravity it is called...

• phototropism

• geotropism

• thigmotropism

• homeostasis

the body's ability to regulate its inner environment in response to changes in the outside environment is called...

• phototropism

• homeostasis

• response

• warm