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WorksheetsF3 Chapter 1 : Stimuli and Responses
Total questions: 23
Worksheet time: 13mins
A stimulus is _________
process in which organisms grow larger.
a change in the environment that causes a reaction
a reaction to a change in surroundings
the center of a cell
Identify the stimulus..."A loud noise causes you to cover your ears"
A loud noise
You cover your ears
Identify the stimulus..."A person shivers because it is cold outside"
Cold temperature
A person shivers
A response is __________
a change in the environment that causes a reaction.
something you write on a test
a reaction to a change in the environment
the way plants communicate
Identify the response:
You are at the mall walking through the food court. You smell fresh baked pizza and realize that you skipped lunch. You buy a piece of pizza and eat it before going to buy your CD
the smell of pizza
buying a piece of pizza
buying the CD
food court
Plant grows toward the direction of sunlight.
Stimulus
Response
Retina has two types of photoreceptor: Cone cells and ______
Rod cells
Cone cells
Sensory cells
Optic nerves
Name of cells that sensitive to different light intensities
Cone cells
Rod cells
Cone cells are sensitive to color light as below (except)
Blue
Yellow
Red
Green
Part of human ear that not involved in hearing mechanism
Semicircular canals
Ossicles
Cochlea
Eustachian tube
Skin made up of thin outer layer known as
(a)
The sensetivity of skins towards stimuli depends on(tick 2)
Number of receptor
Surrounding temperature
Thickness of epidermis
Humidity of air
Short sightedness happened because
Eye lens too thick
Eye lens too thin
Eyeball too short
Eyeball too long
Which of the following are the components of the central nervous system of human?
Peripheral nerve
Spinal cord
Brain
Cranial nerve
What is the function of the nervous system to humans?
interacts with people around us
listen to sound signals from surrounding to produce speech
protect us from attacks of the enemies around us
detect stimuli from the surroundings and produce appropriate reaction
Which of the following are correct voluntary and involuntary actions?
A
B
C
D
Which is NOT a function of the nervous system?
gathering information
responding to a stimulus
maintaining homeostasis
secreting hormones
What is a reflex?
an automatic movement in response to a stimulus
the gap between neurons where chemical reactions occur
the part of the brain responsible for involuntary movements
a muscle memory
Cover dancing requires a lot of coordination, but which part of your brain coordinates your muscle movements?
cerebellum
cerebrum
brain stem
hypocampus
Lisa loves to dance during Quizlet live. Which part of her brain stores the memories for her dance techniques?
cerebellum
cerebrum
brain stem
medulla
Even though Khing loves to sleep, her heart still beats and lungs still breathe. What type of action is this?
Voluntary action
Involuntary action
his organ is like the messaging app the brain and body use to communicate with each other. What is it?
PNS(Peripheral Nervous System)
cortical nerve
vocal cord
spinal cord
Physical injuries, like a major car accident, can be very dangerous to nervous system health. How?
the nerves will communicate slower
pain receptors activate during physical injuries
damaged nerves cannot send or receive signals
the driver will be very upset about their destroyed car
