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Exam 1, part 2 | BIOL - Anatomy & Physiology, Quizzes of Physiology

Class: BIOL - Anatomy & Physiology; Subject: Biology / Biological Sciences; University: Ashland University; Term: Forever 1989;

Typology: Quizzes

2011/2012

Uploaded on 09/12/2012

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TERM 1
Anatomy
DEFINITION 1
Anatomy is a branch of biology and medicine that considers
the structure of living things.
TERM 2
Gross Anatomy
DEFINITION 2
SurfaceRegionalSystem
TERM 3
Microscopic Anatomy
DEFINITION 3
CytologyHistology
TERM 4
Cytology
DEFINITION 4
Cytology means "the study of cells".
TERM 5
Histology
DEFINITION 5
Histology is the study of the microscopic anatomy of cells and
tissues of plants and animals.
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Anatomy

Anatomy is a branch of biology and medicine that considers the structure of living things. TERM 2

Gross Anatomy

DEFINITION 2 SurfaceRegionalSystem TERM 3

Microscopic Anatomy

DEFINITION 3 CytologyHistology TERM 4

Cytology

DEFINITION 4 Cytology means "the study of cells". TERM 5

Histology

DEFINITION 5 Histology is the study of the microscopic anatomy of cells and tissues of plants and animals.

Structure Determines Function

Physiological mechanisms can only be explained in terms of the underlying anatomy TERM 7

Maintaining Life

DEFINITION 7 a. Humanb. Cellc. Systemd. Speciale. Pathological physiology (effectdisease has on function) TERM 8

Levels of Organization

DEFINITION 8 Its like an address TERM 9

Atom

DEFINITION 9 Proton Neutrons Electrons The atom is a basic unit of matter that consists of a dense central nucleus surrounded by a cloud of negatively charged electrons. TERM 10

Molecule

DEFINITION 10 A molecule is an electrically neutral group of two or more atoms held together by covalent chemical bonds.

Types of Tissue

EpithelialConnectiveMuscularNervous TERM 17

Organ

DEFINITION 17 Structures with two or more types of tissue that performs a specific function TERM 18

Organ System

DEFINITION 18 A group of organs that worktogetherto accomplish a common purpose TERM 19

Organism

DEFINITION 19 Made up of organ systems, highest level of structural organization TERM 20

Integumentary

DEFINITION 20 The integumentary system is the organ system that protects the body from damage, comprising the skin and its appendages. Function= Protects, excretes, protection, contains

Skeletal

The skeleton is the body part that forms the supporting structure of an organism. Function= Supports, protects, provides frame work for muscles, hematopoieses, storage ofcalcium TERM 22

Muscular

DEFINITION 22 Movement, and regulates body temp. TERM 23

Three types of Muscle

DEFINITION 23 Skeletal=voluntarySmooth= lines hollow organs involuntaryCardiac= involuntary TERM 24

Nervous

DEFINITION 24 Fast acting control system, brain, spinal cord, nervous receptors.Impulses TERM 25

Endocrine

DEFINITION 25 Slow actin control system9 glandsThe endocrine system is the system of glands, each of which secretes different types of hormone directly into the bloodstream to regulate the body. Gonads,pituitary,pancreatic,adrenalin

Reproductive

Reproduction is the biological process by which new "offspring" individual organisms are produced from their "parents". Consistsof gonads andHaploidcells TERM 32

Basic Characteristics of Living Organisms

DEFINITION 32 All are made up of cells, separation of internal and externalResponsiveness- monitor and respond.Growth, reproduction, conductivity, movement, secretion, respiration, digestion, absorption, circulation, assimilation, excretion TERM 33

Maintenance of Life

DEFINITION 33 The structures and functions of body parts are directed toward maintaining the life of the organism. TERM 34

Metabolism

DEFINITION 34 Metabolism is the set of chemical reactions that happen in the cells of living organisms to sustain life. Equals Catabolic reactions + Anabolic reactions TERM 35

Catabolic reaction

DEFINITION 35 Are reactions where larger molecules are broken down into smaller units

Anabolic Reactions

Are when smaller molecules are synthesized to form larger more complex molecules. TERM 37

Homeostasis

DEFINITION 37 Homeostasis is the property of a system that regulates its internal environment and tends to maintain a stable, relatively constant condition of properties such as temperature or pH. If an organism is to survive the conditions within the body must remain stable.Metabolic activities are largely directed toward maintaining homeostasis TERM 38

Negative Feedback Mech.

DEFINITION 38 Opposite of stimuli, if our body gets hot it will try to cool itself down TERM 39

Positive Feedback Mech.

DEFINITION 39 The effector's response reinforces the stimulus, like in the release of oxytocin during labor and the clotting of blood TERM 40

Disease

DEFINITION 40 Negative feedback, immune response

Lumen

Hollow area of Organs TERM 47

Basal

DEFINITION 47 Widest part of Organ TERM 48

Apical

DEFINITION 48 Narrow tip of organ (point) TERM 49

Medullary

DEFINITION 49 Region within an organ TERM 50

Cortex

DEFINITION 50 Outer

Sectional Planes

Frontal - front to backSagittal- side to sideTransverse- top to bottom TERM 52

Body Cavities

DEFINITION 52 CranialVertebral/ spinalThoracicAbdominalPelvic TERM 53

Cavities within Cavities

DEFINITION 53 PericardialPleuralPeritoneal TERM 54

Atoms

DEFINITION 54 Smallest unit of matterConsist of Protons Neutrons, and electronsAtomic Number = number of protonsProtons- Positive charge, equals one atomic massElectron- Negative charge, no weightNeutron- No Charge, one atomic mass unitAtomic weight = number of proton's + number of NeutronsIsotopes- are elements that vary in number of neutrons but have the same number of protons. Note they are named the same thing but atomic weight will change. TERM 55

Metabolism

DEFINITION 55 refers to the sum of all the chemical reactions in the body- there reactions release, store and use energy to maintain homeostasis.Influenced by 1 Temp, 2 concentration, 3 particle size, 4 catalysts

Organic Substances

PolymersCarbohydratesLipidsProteinsNucleic AcidHigh energy compounds TERM 62

Polymers

DEFINITION 62 A polymer is a large molecule composed of repeating structural units. These sub-units are typically connected by covalent chemical bonds. TERM 63

Carbohydrates

DEFINITION 63 A carbohydrate is an organic compound that consists only of carbon, hydrogen, and oxygen, usually with a hydrogen:oxygen atom ratio of 2:1; in other words, with the empirical formula. TERM 64

Monosaccharides

DEFINITION 64 Monosaccharides are the most basic units of biologically important carbohydrates. Simple sugars TERM 65

Disaccharide

DEFINITION 65 Two simple sugars combine,example. Sucrose

Polysaccharide

Polysaccharides are long carbohydrate molecules of repeated monomer units joined together by glycosidic bonds. TERM 67

Mucopolysaccharides

DEFINITION 67 lubrication and cushioningNon-Dietary TERM 68

Lipids

DEFINITION 68 contain carbon, hydrogen and oxygen but haverelativelyless oxygen compared to carbohydrates. Basic Building blocks are clycerol and fatty acids TERM 69

Protein

DEFINITION 69 Structural, Globular, and Enzymesdifferent kinds of proteins vary in the number and kinds of amino acids TERM 70

Enzymes

DEFINITION 70 Enzymes are biological molecules that catalyze (i.e., increase the rates of) chemical reactions.

DNA Molecules

Stores information that tells the cells how to build specific proteins TERM 77

Four Nitrogenous

Bases

DEFINITION 77 AdenineGuanineCytosineThymine -> Uracil ( in RNA) TERM 78

High Energy Compounds

DEFINITION 78 ATP <--> ADP +P^+There is a tremendous amount of energy in the bond between the phosphate groups TERM 79

Glycoproteins

DEFINITION 79 Branch off of a protein molecule TERM 80

Membrane Charge

DEFINITION 80 Ion's don not diffuse freely. Electrical Potential ranges from - 50 ~-100 millivoltsIf the inside of a cell is negative compared to the outside it is considered PolarizedPotassium ion's are the maincontributorIon movementdeterminescharge

Protein Molecules

Are always moving around TERM 82

8 Types of Cells

DEFINITION 82 Nervemuscleepithelialcartilagebonefatbloodovum/sperm TERM 83

Trace Elements in a Cell

DEFINITION 83 PotassiumSodiumIron TERM 84

Vesicular Transport

DEFINITION 84 Moves large groups of molecules TERM 85

Filtration

DEFINITION 85 Movement of water and materials across a membrane from higherhydro-static pressure to a lower

Inter-phase

Normal cell activities, cell is doing its job TERM 92

Aquaporins activated by?

DEFINITION 92 ChemicalPhysicalNeurological TERM 93

Tonicity

DEFINITION 93 Tonicity is a measure of the osmotic pressure gradient of two solutions separated by a semipermeable membrane. Hypotonic, hypertonic, isotonic TERM 94

Equilibrium

DEFINITION 94 when osmotic pressure equals hydro-static pressure TERM 95

Osmotic Pressure

DEFINITION 95 Tendency of water to move into a more concentrated solution

Hydrostatic Pressure

Pressure of fluids in a system TERM 97

Osmolarity

DEFINITION 97 All the soluteparticlesin water TERM 98

Aquaporins

DEFINITION 98 Allow water to move freely TERM 99

Osmosis

DEFINITION 99 Diffusion of Water TERM 100

Passive movement

DEFINITION 100 Does not require energy, goes with the concentration gradient