Zool - Study guides, Class notes & Summaries

Basics of diffusion, gradients, and how they relate - Answer-Diffusion: spontaneous movement of very small things. It requires no energy investment by the organism (other than keeping the temperature above freezing) --direction is random Gradients: top of gradient = high concentration, bottom of gradient = low concentration --diffuses high to low Basics of diffusion across a semipermeable barrier - AnswerFactors that speed up or slow down diffusion - Answer-size: smaller things diffuse fas...

BIOL 205 - Comparative Invertebrate Zoology midterm 2 review (midterm exam tips) University of British Columbia, Okanagan Campus

BIOL 205 - Comparative Invertebrate Zoology (exam prep solution for December 2024 COVERING MIDTERM 1,2,3,4 AND FINAL EXAM) University of British Columbia, Okanagan Campus Midterm 1: Invertebrate phyla including Porifera, Placozoa, Cnidaria, Ctenophora, Platyhelminthes, Acoela, Clade Gnathifera, and Gastrotricha material for the final exam. Covering Arthropoda, Echinodermata, and Hemichordata. Midterm 2 material. Includes Nemertea, Mollusca, Annelida, Cycliophora, Entoprocta, Ectoprocta, Bra...

seminiferous tubules - Answer-The testes contain ____ ____ sperm are produced The Juxtaglomerular Apparatus is a(n) ___ composed of macula densa which are specialized epithelial cells in the Distal Convoluted Tubule (DCT) - Answer-Endocrine structure If decreased blood pressure is sensed by the Juxtaglomerular (JG) cells, the JG cells release the hormone renin, which activates angiotensin (also hormone). Angiotensin causes vasoconstriction and secretion of aldosterone (mineralocorticoid hor...

Anatomy - Describes the structure of the body. Sturcture - Structure determines function Atoms - -the smallest chemical units -ex. hydrogen (H), oxygen(O) Molecules - - groups of molecules working together -Ex. Mitochondria, sarcoplasmic reticulum Cells - Groups of organelles working together and surrounded by a cell membrane. Tissue - -group of cells working together to perform a SPECIFIC task. Microscopic Anatomy - Examines - Cells -Tissues Cytology- - Examines Cells...

What does the Central Nervous System include? - Answer-brain and spinal chord What does the Peripheral Nervous System include? - Answer-all nervous tissue outside the CNS One of the functions of the CNS is to interpret ____ information from the ____. - Answer-sensory, PNS The sensory information that comes in from the CNS is___. - Answer-Sensations One of the functions of the CNS is to send ____ commands to the ____ - Answer-motor, PNS The signals the CNS sends out produces____. - Answer-mo...

Anatomy is the _____ & Physiology is the _____ of the body : anatomy structure; physiology is function Research for the researchers sake that answers question about nature/organisms; also called hypothesis testing is.... : Basic Research(baseline) research to solve a specific problem is... : Applied Research Scientific Method steps... 2 | P a g e : observe-> question-> research-> hypothesis-> experiment-> analyze-> compare results->... support=repeat-> model-&...

Frontal Bone : forehead Supraorbital Foramen : Eyebrow 2 | P a g e Parietal Bone : Side Occipital Bone : back of head Foramen Magnum 3 | P a g e : big hole on bottom of skull Jugular Foramen : Jelly bean like holes on both side of foramen magnum Hypoglossal Foramen : Small holes by the jugular foramen Occipital Condyle 4 | P a g e : Knuckle like structures on both sides of the foramen magnum Temporal Bone : Temple External acoustic (auditory) canal (meatus) : Ea

What does the Kidney do? - ️️Produces Urine Functions of Kidney - ️️1. Excretion -removal of wastes from body fluids into urine 2. Regulation of Blood -Ions a. control blood Na+ (sodium), K+ (potassium), and Cl- (chloride) levels -ph a. control blood H+ (hydrogen) and HCO3- (bicarbonate) levels -Pressure and Volume a. control blood fluid volume and therefore blood pressure What three processes do the Kidneys use to perform their functions? - ️️-Filtratio...