Bio 227 exam - Study guides, Class notes & Summaries

Boise State Bio 227-Exam 4-Koob Questions and Answers 100% Pass absolute refractory period No possibility of creating another action potential. action potential Sudden increase in permeability of the membrane to sodium ions. Afferent is to ___________ as Efferent is to ___________ sensory, motor after potential/hyperpolarization Comes after repolarization Agraphia inability to write. Alpha Waves 8-13 Hz Calm Anterior (ventral) Gray Horns motor part of gray matter Anterio...

Bio 227 Exam 2 Questions and Answers Rated A+ 3, 2 the sodium potassium exchange pump transfers ___ sodium ions out of the cell for every ___ potassium ions it transports into the cell active transport movement of a solute against its concentration gradient adpocytes fat cells articular cartilage spongey bone within the epiphysis that absorbs shock autolysis when enzymes from a damaged cells lysosomes are released in the cytosol, resulting in a rapid digestion of the molecula...

Anatomy - study of structure and form physiology - study of function of the body parts hazardous waste - something potentially harmful that could injure the person who handles the waste 3 examples of hazardous waste - 1. any sort of fresh tissue/blood 2. lab chemicals 3. broken glass, scalpel, anything sharp Steps of scientfic method - 1. observation 2. hypothesis 3. experiment 4. data collection 5. data analysis 6. conclusion cofounding variable - any variables that affect the vari...

Anatomy - study of structure and form physiology - study of function of the body parts hazardous waste - something potentially harmful that could injure the person who handles the waste 3 examples of hazardous waste - 1. any sort of fresh tissue/blood 2. lab chemicals 3. broken glass, scalpel, anything sharp Steps of scientfic method - 1. observation 2. hypothesis 3. experiment 4. data collection 5. data analysis 6. conclusion cofounding variable - any variables that affect...

Name 3 types of cartilage and list where you find them - Answer-hyaline: attaches ribs to sternum, covers the end of some bones, cartilage within growth plates, fetal skeleton fibrous: intervertebral discs, pubic symphysis, cartilage pads of knee joints elastic: external ear, epiglottis of larynx Which two cartilage are listed as skeletal system cartilages in your textbook? - Answer-hyaline and fibrous Which type of cartilage is the most abundant and forms the embryonic skeleton? - Answer-...

Bio 227 Exam 2 with Complete Solutions ain integrity and shape of a cell n nutrients and form chemical building blocks 3. dispose of wastes Answer-What are the 3 cell functions? cholesterol Answer-strengthens the cell membrane and stabilizes it at temperature extremes glycocalyx Answer-a "coating of sugar" on the cells surfaces passive transport Answer-kinetic energy inherent within a a substance as it moves down its concentration gradient (diffusion & Osmosis)

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...

Functions of the nervous system - Answer 1. Sensory 2. Integrative 3. Motor CNS contains what - Answer 1. Brain 2. Spinal Cord PNS contains? - Answer Cranial nerves and spinal nerves. Afferent System - Answer sensory (going into CNS) usually unipolar Efferent - Answer Motor (exiting CNS) Somatic Nervous System (SNS) - Answer voluntary , motor Autonomic Nervous System (ANS) - Answer involuntary, motor Sympathetic division - Answer fight or flight re...

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 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...