Sensory and Motor Mechanisms AP Biology Crosby High School

Sensory Perception Sensory Reception Sensory Transduction Exteroreceptors Interoreceptors Sensory Transduction Receptor Potential Amplification Transmission Integration Sensory adaptation

Sensory Receptors Mechanoreceptors Pain receptors (nociceptors) Touch Hair cells Pain receptors (nociceptors) Thermoreceptors Chemoreceptors Gustatory Olfactory Electromagnetic receptors

Vision Photoreceptors Planarians: eye cup Invertebrates Vertebrates Compound eyes Ommatidia Single-lens eye Vertebrates

Vertebrate Eye Sclera Choroid Conjunctiva Cornea Iris Pupil Retina Lens and Ciliary Body Rods and Cones

Hearing Outer ear Middle ear Inner ear External Pinna and Auditory canal Middle ear 3 ossicles Malleus Incus Stapes Oval Window Eustachian tubes Inner ear Cochlea Upper Vestibular Canal Lower Tympanic Canal Organ of Corti Auditory nerve Equilibrium Utricle Saccule Semicircular canals

Skeletal System Types Types of Joints Hydrostatic Exoskeleton Endoskeleton Types of Joints Ball-and-socket Hinge Pivot

Structure of Muscles Myofilaments Sarcomere Actin: Thin filaments Myosin: Thick filaments Sarcomere Z lines I band A band H zone

Muscle Contractions Tropomyosin Troponin complex Ca2+ rearranges Tropomyosin-Troponin complex Sarcoplasmic Reticulum

Types of Muscle Fast Muscle Slow Muscle Cariac Muscle Smooth Muscle Myoglobin Cariac Muscle Located in the heart Intercalated discs Smooth Muscle Non-striated Mainly in hollow organs for peristalsis

Sliding Filament Model

Skeletal System

Vision

Hearing