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BIO 201 RIO SALADO EXAM 3/ BIO 2O1 ANATOMY
AND PHYSIOLOGY NEWEST 2025 ACTUAL EXAM
COMPLETE 100 QUESTIONS AND CORRECT
DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+ (BRAND NEW VERSION!)
Sound is generally perceived in the cerebral cortex of the occipital lobe. T or F - ANSWER-False. It is perceived in the auditory cortex.
The neural layer of the retina prevents excessive scattering of light within the eye. T or F - ANSWER-False. The pigmented layer prevents excessive scattering of light.
The optic disk is the spot where the optic nerve leaves the eyeball. T or F - ANSWER-True
Theoretically, an individual born without a middle ear would be able to hear by bone conduction with a hearing aid. T or F - ANSWER-True
When we move from darkness to bright light, retinal sensitivity is lost, but visual acuity is gained. T or F - ANSWER-True 1 / 4
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The structure that allows equalization of the pressure in the middle ear with that outside the body is the external auditory meatus. T or F - ANSWER-False. The pharyngotympanic tube is the structure that allows equalization of pressure.
Researchers have found that retinal ganglionic fields are of two
types: on-center or off-center. T or F - ANSWER-True
The photoreceptor cells are very sensitive to damage from light.T or F - ANSWER-True
Contraction of the ciliary muscle causes the lens to bend the light less. T or F - ANSWER-False. The lens would bend the light more.
Each olfactory cortical neuron receives input from one receptor at a time. - ANSWER-False
The fluid contained within the membranous labyrinth is called perilymph. T or F - ANSWER-False. The bony labyrinth is filled with perilymph. The membranous labyrinth contains dolymph.
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When one has a cold, swelling of the lacrimal mucosa may result in watery eyes due to impaired drainage of tears. T or F - ANSWER-True
Like the cornea, the lens is vascular. T or F - ANSWER-False.Both are avascular
Taste receptors for sweet are found on the back of the tongue. T or F - ANSWER-False. According to taste maps, sweet receptors are found at the tip of the tongue.
High-frequency sounds will stimulate the hair cells of the basilar membrane near the oval window. T or F - ANSWER-True
Visual pigments of the rod are found in the inner segment. T or F - ANSWER-False. They are found on the outer segment.
In order for sound to reach the organ of Corti, the auditory ossicles must vibrate the oval window and set the endolymph in motion. T or F - ANSWER-True
The anterior chamber of the eye is filled with vitreous humor. T or F - ANSWER-False.The posterior chamber of the eye is filled 3 / 4
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with vitreous humor. The anterior chamber is filled with aqueous humor.
The mucous membrane that lines the eyelids and is reflected over the anterior surface of the eyeball is the conjunctiva. T or F
- ANSWER-True
The vascular coat of the eyeball; deeply pigmented. - ANSWER- choroid
The structure most responsible for focusing light rays that enter the eye - ANSWER-Lens
The sensory layer of the eye - ANSWER-Retina
A muscle that moves the eyeball - ANSWER-Rectus muscle
The muscle responsible for altering the shape of the lens - ANSWER-Ciliary Muscle
Helps maintain the intraocular pressure; located in the anterior part of the eye - ANSWER-Aqueous humor
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