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WorksheetsScience Form 3_Chap 1.2 Stimuli and Responses in Humans
Total questions: 35
Worksheet time: 22mins
The sensory organ that involved in the mechanism of sight
ear
eye
skin
nose
tongue
The largest sensory organ
eye
tongue
ear
skin
nose
The type of taste
hot
cold
bitter
Determine which part of the tongue can taste it
sweet
salty
umami
sour
Smell receptors are located at the ........parts of nasal cavity
upper
lower
Other sense that is closely related to sense of the smell is the
sense of hearing
sense of taste
sense of touch
Retina of the eye contains two types of photoreceptors, which are
rod cells and cone cells
rod cells and square cells
triangle cells and cone cells
circle cells and square cells
Mechanism of sight
light-->lens-->brain-> retina
light-->retina-->brain-->lens
light-->brain-->retina-->lens
light-->lens-->retina--> brain
Mechanism of hearing
sound-->ear drum-->ossicles--> cochlea-->brain
sound-->ossicles-->ear drum--> cochlea-->brain
sound-->brain-->ossicles--> cochlea-->ear drum
sound-->ear drum--> cochlea-->ossicle-->brain
The older person is weaker their ability of hearing because
aging
range of hearing become larger
ear drum become more elastic
ear drum less elastic
Part of the eye that changes light into nerve impulse
Retina
Sclera
Iris
Aqueous Humor
Eye Problem where distant objects may be distorted or blurry
Astigmatism
long sightedness
short sightedness
Glaucoma
Eye Problem where close objects may be distorted or blurry
Astigmatism
long sightedness
short sightedness
Glaucoma
Small projections located on the tongue’s surface where taste buds are located are known as:
papillae
gustatory cells
olfactory epithelium
mucous producing glands
Which of these is a taste bud sensitive to meat flavoring?
sweet
salty
bitter
umami
Which of the following eye defects can be corrected by wearing suitable glasses?
(1) Astigmatism
(2) Short sight
(3) Long sight
(1) and (2) only
(1) and (3) only
(2) and (3) only
(1), (2) and (3)
What part of the ear is responsible for balance
Semicircular Canals
Vestibule
Cochlea
Auditory Nerve
Identify the stimulus..."A person shivers because it is cold outside"
Cold temperature
A person shivers
The sensetivity of skins towards stimuli depends on(tick 2)
Number of receptor
Surrounding temperature
Thickness of epidermis
Humidity of air
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
Even though Khing loves to sleep, her heart still beats and lungs still breathe. What type of action is this?
Voluntary action
Involuntary action
Human nervous system send _________________ in the form of __________________.
responses, impulses
information, impulses
stimuli, impulses
fear, impulses
Which of the following body part is most sensitive to touch?
arm
sole
elbow
fingertips
Azhar has a cold and unable to taste the food properly. What sense is involved in detecting the taste of food?
sense of taste and sense of touch
sense of taste and sense of smell
sense of touch and sense of sight
sense of sight and sense of smell
X is an eye defect. X occurs due to too thick eye lens. What is X?
Glaucoma
astigmatism
long-sightedness
short-sightedness
which of the ear part function to detect and convert sound vibration to nerve impulses?
eardrum
ossicles
cochlea
ear canal
which of the following is the causes of long-sightedness?
eye ball too long
eyeball too short
eye lens too thick
image formed in front of retina
Name the organ
Tongue
Eyes
Skin
Nose
Which line is longer
A
B
Same length
Choose the correct equipment to overcome the limitation of hearing
Choose the correct equipment to overcome the limitation of sight
Stethoscope helps us to
amplifies sound so that it can be heard from far away
listen to the heartbeat
see far away objects
