BONES, MUSCLES AND SKIN CHAPTER 1 - Allegany-Limestone High School

BONES, MUSCLES AND SKIN CHAPTER 1

BODY ORGANIZATION

? The human body is organized by the different components that work together to perform all of the functions your body does.

? Going from the smallest to the largest, put these terms in order:

_____ Organs

_____ Tissues

_____ Cells

_____ Organ systems

1. The _____________ is the basic unit of structure and function in a living thing. 2. ______________ are a group of similar cells that perform the same function. There

are four types: ? _______________________ composed of muscle cells and can contract or

shorten ? _______________________ directs and controls electrical messages between the

brain and body ? _____________________ provides support for the body and connects all its parts

(ex. Bone & fat) ? _____________________ covers the surfaces, inside & out of your body for

protection

BODY ORGANIZATION

? The human body is organized by the different components that work together to perform all of the functions your body does.

? Going from the smallest to the largest, put these terms in order: _____ Organs _____ Tissues _____ Cells _____ Organ systems

3. An ____________ is a structure that is composed of different kinds of tissue. An organ performs a specific job. (ex. Heart, lungs, brain, stomach, skin etc...) 4. An ______________________ is a group of organs that work together to perform a major function. For example your esophagus, stomach, intestines, and colon are parts of the Digestive System.

ORGAN SYSTEMS

On your white boards write down what organ system matches each number

3

1

2

4

5

7

6

8

Digestive = 2 Nervous = 3 Skeletal = 8 Respiratory = 4 Muscular = 6 Endocrine =5 Excretory = 7 Circulatory = 1

ORGAN SYSTEMS

Digestive- Breaks down food and absorbs nutrients Nervous- Detects information from the environment and controls body functions. Skeletal- Supports and protects the body. Respiratory- Takes in oxygen and eliminates carbon dioxide. Muscular- Enables movement of the body and internal organs. Endocrine- Controls many body processes by means of chemicals. Excretory- Removes wastes. Circulatory- Transports materials to and from cells.

Brain pop bodysystems

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