'Sense organ' diaporamas de présentation

Sensation and Perception

Sensation and Perception. Chapter 4. Learning Objectives. After reading this chapter, you should be able to:. Distinguish between sensation and perception and define sense organ, sensory receptor, and stimulus. Define transduction. Learning Objectives.

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Chapter 5

Chapter 5. The Integumentary System and Body Membranes. Objectives. Classify, compare the structure of, and give examples of each type of body membrane. Describe the structure and function of the epidermis and dermis. List and briefly describe each accessory organ of the skin.

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QUICK REVIEW

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Organization of the Body and the Nervous System

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Crayfish

Crayfish . CRAYFISH. Body: Two segments: Cephalothorax: Fused head and thorax 13 segments covered by a hard carapace Abdomen: 7 segments Mandibles: jaws for chewing (crush food) Maxillae: holds food and passes it to the mandibles and the mouth (tear food)

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The Five Senses

The Five Senses. What parts of the body give us our sense of taste?. The Sense of Taste. Tongue. Brain. Nose. The Tongue. - Tongue is the sense organ that detects flavor . many grooves on the surface. - Inside the grooves there are many taste buds which are taste receptors .

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OUR SENSES

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PROTISTS

PROTISTS. Chapter 21. QUICK REVIEW. Protists: single-celled living organisms that are more complex and varied than bacteria. Believed to have evolved from bacteria. QUICK REVIEW. Some protists are autotrophic (also referred to as plant-like protists).

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Phylum Ctenophora

Phylum Ctenophora. Comb Jellies. Phylum Ctenophora (Comb Bearers). Defining Characteristics Plates of fused cilia arranged in rows Adhesive prey capturing cells (colloblasts) Comb jellies are delicate, transparent, non-stinging predators. Ctenophora Structure.

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Perch Dissection Pre-Lab

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