AP Biology (Mader), 11th Edition

Chapter 38: Sense Organs

Post-Test

1
The senses of smell and taste depend on the presence of _____.
A)thermoreceptors
B)chemoreceptors
C)photoreceptors
D)mechanoreceptors
2
Chemical messages passed between individuals are called _____.
A)neurotransmitters
B)hormones
C)pheromones
3
Thermoreceptors are stimulated by:
A)temperature changes.
B)pheromones.
C)changes in pressure.
D)light energy.
4
In adult humans, taste buds are primarily found on the _____.
A)hard palate
B)epiglottis
C)tongue
D)tonsils
5
There are _____ main types of taste receptors.
A)two
B)five
C)six
D)eight
6
Aromas can arouse vivid memories because the olfactory bulbs have direct connections with the _____.
A)occipital lobe
B)hypothalamus
C)cerebellum
D)limbic system
7
Elderly individuals may tend to use excessive amounts of aftershave or perfume to compensate for _________.
A)an increase in olfactory cells
B)an increase in the sense of taste
C)the sensitization of remaining population of olfactory receptors
D)a decrease in olfactory cells
8
Compound eyes are found among _____.
A)arthropods
B)flatworms
C)cnidarians
D)roundworms
9
What is the most common cause of blindness in adults?
A)Glaucoma
B)Cataracts
C)Exposure to intense light
D)Diseases of the retina
10
Vision is dependent upon the presence of receptors called_____.
A)organ of Corti
B)rods and cones
C)taste buds
D)olfactory cells
11
The _____ of fishes allow them to detect water currents and pressure waves from nearby objects.
A)statocysts
B)flame cells
C)eustachian tubes
D)lateral line system
12
The utricle and the saccule are located in the _____.
A)middle ear
B)vestibule
C)cochlea
D)semicircular canals
13
The hair cells of the organ of Corti synapse with the _____ nerve.
A)trigeminal
B)trochlear
C)cochlear
D)accessory
14
The part(s) of the inner ear involved with hearing is/are the _____.
A)cochlea
B)semicircular canals
C)vestibule
D)tympanic membrane
15
The middle ear is connected to the nasopharynx by the _____.
A)auditory canal
B)semicircular canals
C)eustachian tube
D)tympanic membrane
16
If a woman contracts German measles (rubella) or mumps during pregnancy, there is a chance the baby will suffer with:
A)Macular degeneration
B)Vertigo
C)Impaired vision
D)Hearing loss
17
The shape of the lens is controlled by _____.
A)the ciliary muscle
B)pseudostratified ciliated epithelium
C)cardiac muscle
D)the iris
18
Photoreceptors generate nerve impulses which pass to the brain by way of _____ nerve fibers.
A)motor
B)trigeminal
C)vagus
D)optic
19
The _____ is like the diaphragm on a microscope, since it regulates the entrance of light.
A)lens
B)pupil
C)cornea
D)iris
20
The anterior compartment between the cornea and lens is filled with _____.
A)aqueous humor
B)vitreous humor
C)air
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