1 - AMOCTOBSO & Systems

January 30, 2018 | Author: Anonymous | Category: Science, Health Science, Immunology
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AMOCTOBSO & SYSTEMS pg. 264 - 267

AMOCTOBSO 

Animals are made up of specialized cells working together as systems Cells

Tissues

Organs

Body systems

Organism

AMOCTOBSO 

Systems of systems make up whole organisms...

Organelles

Atoms Molecules Body/Organ Systems

Cells

Organs Tissues

Organism

Connections among body systems 

Organ systems that coordinate communication Nervous system

1. 

detects and responds to ex/internal stimuli

Endocrine system

2. 

secretes hormones which affect development and reproduction

Connections among body systems 

Organ systems that support and move the body Skeletal system

3. 

protects organs and supports tissues

Muscular system

4. 

necessary for movement

Connections among body systems 

Organ systems that protect the body Urinary system

5. 

excretes waste & keeps blood pressure balanced

Connections among body systems 

Organ systems that protect the body Integumentary system

6. 

physical barriers for protection

Connections among body systems 

Organ systems that protect the body Immune system

7. 

protects from infection

Connections among body systems 

Organ system that procreates Reproductive system

8. 

makes subsequent generations

The Big 3... 

Organ systems that acquire energy

9.

Respiratory system 

10.

Circulatory system 

11.

exchanges O2 and CO2

Transports substances

Digestive system 

breaks down food

Homeostasis 



The body MUST maintain a stable internal state We call this process “homeostasis”

This example shows how negative feedback regulates room temperature. In negative feedback, sensors detect a change and relay this to a control centre, which reverses the change and restores balance.

Body Worlds...

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