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Semester
Class Notes (1,030,890)
AUS (35,044)
ACU (1,754)
BIOL (263)
BIOL123 (50)

Class Notes for BIOL123 at Australian Catholic University

Cells and Tissues - Fabric of Life

BIOL123 Lecture Notes - Lecture 4: Phase-Contrast Microscopy, Polarizer, Photomultiplier

Lecture 4: Microscopy instruments and applications Microscope Focusing 1. Start with the lowest objective (x4) and make sure the condenser is close as possible to the stage 2. Adjust the width of the ey...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 16: Thyroid, Adrenal Cortex, Paracrine Signalling

Lecture 16: Cell to Cell communication Juxtacrine (Direct Communication) Juxta next to Contact dependent signalling Cells need to be in physical contact with each other through signalling proteins V IA G...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 17: Muscle Fascicle, Endoplasmic Reticulum, Myocyte

Lecture 17: Muscle And Nerve Tissue Histology Skeletal Muscle Provides quick movement Bundles of very long cells Multinucleated cells serval nuclei pushed to the edge Cross-striations (...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 15: Epiphyseal Plate, Hyaline Cartilage, Medullary Cavity

Lecture 15: Bone and Growth Funtion of the skeletal system Support Protection Mineral homeostasis Blood cell production Triglyceride storage Leverage Long Bone Anatomy D IAP...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 11: Endoplasmic Reticulum, Endomembrane System, Nuclear Membrane

Lecture 11: membrane trafficking Endomembrane system Different membranes are part of the endomembrane System: Nuclear envelope Endoplasmic reticulum Golgi apparatus Lysosomes ...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 10: Resting Potential, Electrochemical Gradient, Active Transport

Lecture 10: Active Transport Membrane Potential Voltage difference across a membrane due to a slight excess of positive ions on one side and of negative ions on the oth...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 8: Cell Membrane, Extracellular Fluid, Glycocalyx

Lecture 89: Membrane structure diffusion and Osmosis Cell membrane Boundary between extracellular fluid and cytoplasm Plasma membrane separates the cell from its environment Selectively permeable Fluid Mosaic model Phospho...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 13: Histology, Mucus, Pharynx

Lecture 13: Intro to Histology and Epithelial tissues Cell types Multicellular organisms have cells that are very specialized in their function Specialised the cells are specialised because of the jobs they do. Cannot surv...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 12: Lipo Language, Cellular Respiration, Glycerol

Lecture 12: Metabolism Metabolism terms Genesis makecreate Lysis splitbreak Glyco sugarcarbs Lipo lipidsfats A NABOLISM : BUILDING UP Process of structural maintenance and repair, growth support, secretions, production and...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 21: Sliding Filament Theory, Endoplasmic Reticulum, T-Tubule

Lecture 21: Muscle Contraction and Relaxation Excitation contraction coupling Action potential trave Receptors (in T-tubules) sense depolarization Receptors change shape Ca2+ rel...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture 14: Lecture 14

Lecture 14: Connective Tissue Connective tissue connective tissue typically has cells scattered throughout an extracellular matrix of fibrous proteins and glycoproteins attached to a basement membrane. Versatile group of c...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 6: Smooth Muscle Tissue, Tight Junction, Skeletal Muscle

Lecture 6: Applications of Histology and Cytology Epithelial Tissue Attached to a basement membrane Important in wound recovery Tissue has no vasculature (blood vessels) e.g. skin Ce...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 20: Neuromuscular Junction, Axon Terminal, Enkephalin

Lecture 20: Synaptic Transmission Neuromuscular junction Synapse between motor neuron to the skeletal muscle Structure of neuromuscular junction ...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 19: Membrane Potential, Action Potential, Myelin

Lecture 19: Action Potential How action potential is generated?? + HOW DO NA CHANNELS WORK ?? HOW DO K+ CHANNELS WORK?? ACTION POTENTIALLecture 19: Action Potential ...

Biological Sciences
BIOL123
Santhamma James
BIOL123 Lecture Notes - Lecture 21: Neuromuscular Junction, Sarcolemma, Motor Neuron

Excitation contraction coupling A motor neuron connects to a muscle at the neuromuscular junction, where a synaptic terminal forms a synaptic cleft with a motor-end plate. neurotransmitter ac...

Biological Sciences
BIOL123
Santhamma James

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