Examples

Definition

Why study?Jobs

Human

Anatomy

and

Physiology

Anatomy – branch of science that deals with the structure of body parts, their forms, and how they are organizedPhysiology – the functions of body parts

Levels of OrganizationLevels of Organization

►What is the simplest level?What is the simplest level?

Characteristics of LifeCharacteristics of Life

►What do all living things do?What do all living things do?

Maintenance of LifeMaintenance of Life►What do we need to live?What do we need to live?►Water – transports & regulate Water – transports & regulate

temperaturetemperature►Food – nutrients for energy & buildingFood – nutrients for energy & building►Oxygen – drives metabolic processesOxygen – drives metabolic processes►Heat – determines rate of reactionsHeat – determines rate of reactions►Pressure –Pressure – forces blood thru vesselsforces blood thru vessels

HomeostasisHomeostasis

►Stable internal environmentStable internal environment►Homeostatic mechanismsHomeostatic mechanisms

Receptors - provide infoReceptors - provide info Set-point - correct valueSet-point - correct value Effectors – causes response Effectors – causes response

Positive vs. NegativePositive vs. Negative

►Negative FeedbackNegative Feedback Back to normal rangeBack to normal range

►Regulate body tempRegulate body temp►Breathing heavyBreathing heavy►Hungry or thirstyHungry or thirsty

►Positive FeedbackPositive Feedback Beyond the normal rangeBeyond the normal range

►Blood clottingBlood clotting►Breast feeding Breast feeding

How is your body like How is your body like the thermostat in a the thermostat in a

room?room?Use the terms: Use the terms:

HomeostasisHomeostasis

Set pointSet point

EffectorsEffectors

ReceptorsReceptors

StimulusStimulus

Body CavitiesBody Cavities

CranialCranial Skull, brainSkull, brain

VertebralVertebral Spinal cord, Spinal cord, vertebraevertebrae

ThoracicThoracic Lungs, heart, Lungs, heart, esophagusesophagus

AbdominalAbdominal Stomach, liver, Stomach, liver, kidneys, small kidneys, small intestinesintestines

PelvicPelvic Bladder, Bladder, reproductive reproductive organs, large organs, large intestinesintestines

Abdominopelvic

Body Cavities ReviewBody Cavities Review

BODY CAVITYBODY CAVITY► CranialCranial

► VertebralVertebral

► ThoracicThoracic

► AbdominalAbdominal

► PelvicPelvic

INCLUDES…INCLUDES…► Skull, brainSkull, brain

► Spinal cord, vertebraeSpinal cord, vertebrae

► Lungs, heart, Lungs, heart, esophagusesophagus

► Stomach, liver, kidneys, Stomach, liver, kidneys, small intestinessmall intestines

► Bladder, reproductive Bladder, reproductive organs, large intestinesorgans, large intestines

Body CavitiesBody Cavities

Organ Systems