Portage Learning Anatomy & Physiology 2: Lab 2 Exam Senses Questions and Answers | Latest Version | 2025/2026 | Correct & Verified

Portage Learning Anatomy & Physiology 2: Lab 2 Exam Senses Questions and Answers | Latest Version | 2025/2026 | Correct & Verified Which part of the eye controls the amount of light entering? The iris What structure focuses light onto the retina? The lens Which receptor type detects pressure and touch? Mechanoreceptors Where are taste buds located? On the tongue, inside the papillae Which cranial nerve is responsible for smell? The olfactory nerve (CN I) 2 What is the transparent layer at the front of the eye called? The cornea What type of receptor is activated by changes in temperature? Thermoreceptors What part of the ear detects rotational movement? Semicircular canals What fluid is found in the anterior chamber of the eye? Aqueous humor Where are cones most densely located in the retina? The fovea centralis What is the main function of rods in the eye? To detect light in dim conditions 3 What is the function of the pupil? To allow light to enter the eye Which part of the ear converts vibrations into neural signals? The cochlea What is the name of the area where the optic nerve exits the eye? The optic disc Why is the optic disc called the blind spot? It contains no photoreceptors What structure changes shape to allow focusing on near or far objects? The lens What is the gel-like substance inside the eyeball called? Vitreous humor 4 Which type of papillae has the most taste buds? Fungiform papillae Which sense is most closely linked to memory and emotion? Smell (olfaction) What causes the perception of "flavor"?