Bio 227 - Study guides, Class notes & Summaries

What are the 3 cell functions? - Aain integrity and shape of a cell n nutrients and form chemical building blocks 3. dispose of wastes strengthens the cell membrane and stabilizes it at temperature extremes - Answer-cholesterol a "coating of sugar" on the cells surfaces - Answer-glycocalyx kinetic energy inherent within a a substance as it moves down its concentration gradient (diffusion & Osmosis) - Answer-passive transport movement of a solute against its concentration gradient - Answ...

Where can you find bipolar neurons? Retina of the eye, olfactory region, and inner ear Where can you find unipolar neurons? Most sensory Where can you find multipolar neurons? Most CNS and efferent neurons Neuroglia of the CNS -astrocytes (blood-brain barrier) -microglial cells -ependymal cells -oligodendrocyte Neuroglia of the PNS -Schwann cells -satellite cells Olfactory nerve (CNI) 1- Smell Optic nerve (CNII) 2- visual

Which two cartilage are listed as skeletal system cartilages in your textbook? - hyaline and fibrous Which type of cartilage is the most abundant and forms the embryonic skeleton? - hyaline Where do you find chondrocytes? - They reside in lacunae. What is the extracellular matrix material in hyaline cartilage? - a population of cells scattered through glassy appearing matrix of protein fibers imbedded in a gel like ground substance that List 5 functions of bones. - support, protectio...

What 2 things determine human impact? - Answer 1. Total Human Population Size (multiplied by) 2. Per Capita Resource Use What is the current global human population? - Answer 7.1 billion What is the current annual growth rate? - Answer 1.2% - 78 million per year - 210,000 per day - 2.5 per second What are the world's 3 most populous countries? - Answer China (1.357 billion) India (1.252 billion) USA (3.13 million) The top 10 most populous countries account for...

Where can you find bipolar neurons? - Answer-Retina of the eye, olfactory region, and inner ear Where can you find unipolar neurons? - Answer-Most sensory Where can you find multipolar neurons? - Answer-Most CNS and efferent neurons Neuroglia of the CNS - Answer--astrocytes (blood-brain barrier) -microglial cells -ependymal cells -oligodendrocyte Neuroglia of the PNS - Answer--Schwann cells -satellite cells Olfactory nerve (CNI) - Answer-1- Smell Optic nerve (CNII) - Answer-2- visual ...

Bio 227 Lab Exam 1 Correct Answers!!

What are the 3 cell functions? - ain integrity and shape of a cell n nutrients and form chemical building blocks 3. dispose of wastes strengthens the cell membrane and stabilizes it at temperature extremes - cholesterol a "coating of sugar" on the cells surfaces - glycocalyx kinetic energy inherent within a a substance as it moves down its concentration gradient (diffusion & Osmosis) - passive transport movement of a solute against its concentration gradient - active transport ...

What is histology - Answer-study of tissues Physiological description example - Answer-muscles of the intestinal wall contract slowly and involuntarily. Why does small intestine have large surface area of the inside - Answer-to increase absorption What is responsiveness? - Answer-The ability of organisms to react to changes in the environment. What is metabolism? - Answer-various chemical reactions that organisms carry out what is catobolism - Answer-larger molecules broken down into small...