Shark Anatomy H.S. Bio 2012. External Anatomy – (form = function) Shape = fusiform – Olfactory= extremely sensitive Spiracles- efficient respiration.

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Presentation transcript:

Shark Anatomy H.S. Bio 2012

External Anatomy – (form = function) Shape = fusiform – Olfactory= extremely sensitive Spiracles- efficient respiration

Shape – form = function where does the shark fit?

Olfactory System of Shark Not connected to mouth or respiration Step 1- water in -incurrent appeture Step 2- olfactory lamellae-series of folds Step 3- info to olfactory bulb Step 4 -info to olfactory lobe on front of brain Step 5- water out –excurrent appeture

Lamelle ht3/His50.htm

Shark Brain

Spiracles

Body Systems Respiratory Circulatory Digestive Urogenital Integumentary

Respiratory System

Passive Transport in the Gills

Basic Circulatory System

Shark Heart

Digestive System

Human Digestive System

Urogenital System Excretory – Kidneys (osmosis revisited) Sharks live in salt water shark blood = 2.4 % urea compared to.01 to.03 in other vertebrates

Urogenital System /female reproductive

Integumentary System Placoid Scales

Types of Scales

Form = Function Shark the ultimate _______________?