Table of contents

1. Introduction to Anatomy & Physiology5h 43m
2. Cell Chemistry & Cell Components12h 36m
3. Energy & Cell Processes10h 6m
4. Tissues & Histology10h 3m
5. Integumentary System2h 20m
6. Bones & Skeletal Tissue2h 16m
7. The Skeletal System2h 35m
8. Joints2h 17m
9. Muscle Tissue2h 33m
10. Muscles1h 11m
11. Nervous Tissue and Nervous System1h 35m
12. The Central Nervous System1h 6m
- Introduction to the Central Nervous System
  18m
- The Cerebrum
  48m
13. The Peripheral Nervous System1h 26m
14. The Autonomic Nervous System1h 38m
15. The Special Senses2h 41m
16. The Endocrine System2h 48m
17. The Blood3h 22m
18. The Heart3h 42m
19. The Blood Vessels3h 35m
20. The Lymphatic System3h 16m
21. The Immune System14h 37m
22. The Respiratory System3h 20m
23. The Digestive System2h 5m
24. Metabolism and Nutrition4h 0m
25. The Urinary System2h 39m
26. Fluid and Electrolyte Balance, Acid Base Balance37m
27. The Reproductive System2h 5m
28. Human Development1h 21m
29. Heredity3h 32m

15. The Special Senses

Rods, Cones, and Light

Anatomy & Physiology

15. The Special Senses

Rods, Cones, and Light

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Multiple Choice

The highest concentration of cones is found in which part of the eye?

Fovea centralis

Sclera

Cornea

Optic disc

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Verified step by step guidance

Begin by understanding the anatomy of the eye and the function of cones. Cones are photoreceptor cells in the retina responsible for color vision and visual acuity.

Identify the different parts of the eye mentioned in the problem: Fovea centralis, Sclera, Cornea, and Optic disc.

Learn about the fovea centralis. It is a small pit located in the macula of the retina, and it contains the highest concentration of cone cells, making it crucial for sharp central vision.

Understand the role of the sclera, cornea, and optic disc. The sclera is the white outer layer of the eyeball, the cornea is the transparent front part of the eye that covers the iris and pupil, and the optic disc is where the optic nerve exits the eye, lacking photoreceptors.

Conclude that the fovea centralis is the part of the eye with the highest concentration of cones, essential for detailed vision and color perception.