Chaptet 7.2 Flashcards Preview

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Flashcards in Chaptet 7.2 Deck (14):
1

Why is it not possible for insects to grow as large as cars?

- Can't shed exoseketon to grow larger

- Can't suply oxygen to all parts of the body

- Wouldn't be able to support mass of large insect

2

Where do we get our source of mtter and energy?

Food

3

Ligaments

Flexible cords of connecting tissue, attach bone to bone

4

Tendons

Flexible cords of connective tissue, attach muscle to bone

5

Skeletal muscle

Muscles for movement

6

Smooth Muscle

The muscles of the esophagus, intestines, that move without you having to consciously do it

7

Cardiac Muscle

The muscle of the heart, always contracting

8

Describe the role of the protiens atin and myosin in the movement of muscles.

They cause the muscles to shorten

9

Hydrostatic Skeleton

Fluid in the skeleton 

10

Endoskeleton

Inside skeleton

11

Exoskeleton

Outside skeleton

12

What are the functions of the skeletal system?

Provide support, protect and cause movement

13

What are the functions of the muscular system?

Provide movement

14