The Skeletal And Muscular System

Front 1

The bones, cartilage, and connective tissue that hold bones together make up the _______ system.

Back 1

Skeletal

Front 2

Functions of the Skeletal System:

Back 2

1.Protection

2.Storage

3.Movement

4.Blood Cell formation

Front 3

Bones are made of cells called ___________.

Back 3

osteoblasts

Front 4

Osteoblasts work in______ to form the living part of the bone.

Back 4

Groups

Front 5

Those groups of cells deposit minerals, such as _______, into the mineralized portion of the bone.

Back 5

calcium

Front 6

There are two kinds of bone tissue

Back 6

Compact bone and Spongy bone

Front 7

Compact bone:

Back 7

a. Rigid and dense with no open spaces.

b. Contains tiny canals where Blood vessels are located.

Front 8

Spongy Bone:

Back 8

a. Has many open spaces.
b. Provides strength and support for the bone.

Front 9

______ is the soft tissue inside of bone

Back 9

Marrow

Front 10

There are 2 kinds of marrow

Back 10

Red Marrow and Yellow marrow

Front 11

Red Marrow

Back 11

Makes red and white blood cells

Front 12

Yellow Marrow

Back 12

stores fat

Front 13

________ - Soft tissue of your skeletal system.

Back 13

Cartilage

Front 14

As you grew, cartilage was replaced by ____.

Back 14

bone

Front 15

Some cartilage covers the ____ of bones for cushioning.

Back 15

ends

Front 16

Some cartilage is _____ replaced by bone (end of your ____, top of your ___)

Back 16

never nose ear

Front 17

The place where two or more bones meet are ______.

Back 17

joints

Front 18

There are three types of joints.

Back 18

Gliding Joint

Ball and socket joint

Hinge joint

Front 19

bones glide over each other for some flexibility.

(Examples: Wrist and Hand)

Back 19

Gliding joint

Front 20

allows movement in all directions

(Ex:Shoulder and Hip)

Back 20

Ball and Socket joint

Front 21

allows backward and forward motion,or flexion and extension (Ex:Knee and Elbow)

Back 21

Hinge joint

Front 22

Joints are held together by _________.

Back 22

ligaments

Front 23

Ligaments are strong bands of __________ ______.

Back 23

Connective tissue

Front 24

Ligaments connect____to ____.

Back 24

bone bone

Front 25

Cartilage covers the end of bones to provide _______ where bones meet.

Back 25

Cushion

Front 26

one or more bones moves out of place

Back 26

Dislocated Joint

Front 27

a ligament is stretched too far or torn

Back 27

Sprain

Front 28

A broken bone

Back 28

Fracture

Front 29

a disease in which bones become less dense, become more weak, and break easily

Back 29

Osteoporosis

Front 30

Muscles that allow you to move make up the ________ system.

Back 30

Muscular

Front 31

If all of your muscles rested at the same time, you would ________.

Back 31

Collapse

Front 32

There are three types of muscles

Back 32

Smooth Muscle

Cardiac muscle

Skeletal Muscle

Front 33

In the digestive tract and walls of blood vessels

Back 33

Smooth Muscle

Front 34

Found only in the heart.

Back 34

Cardiac muscle

Front 35

attached to your bones for movement !and helps protect inner organs

Back 35

Skeletal Muscle

Front 36

________ muscle action is under your control (Examples:waving,smiling, and winking.)

Back 36

Voluntary

Front 37

___________ muscle action is NOT under your control (Examples:Heart beating and Peristalsis.)

Back 37

Involuntary

Front 38

When you want to ____ (type, walk, talk, etc), a chain of events occurs extremely fast to make that motion happen.

Back 38

move

Front 39

A nerve _______, or message, travels from your _____ to the ________ ______

Back 39

impulse brain skeletal muscle

Front 40

The muscle cells ________, or get shorter.

Back 40

contract

Front 41

The muscle contraction_____ the bones in the direction !they need

to move.

Back 41

pulls

Front 42

Tendons are tough _________ tissue that attach _____ to ____.

Back 42

connective muscle bone

Front 43

When a muscle that connects to bones _________, or shortens, the bones are pulled ______ to each other.

Back 43

contracts closer

Front 44

Because muscles only____, not push, they work in ______.

Back 44

pull pairs

Front 45

Usually one muscle _____ and the other __________.

Back 45

bends straightens

Front 46

A muscle that bends a part of your body is a ______.

Back 46

flexor

Front 47

A muscle that straightens a part of your body is an ________

Back 47

extensor

Front 48

In the arm, the ______ are flexors and the _______ are extensors.

Back 48

biceps triceps

Front 49

Exercise helps muscles keep their strength and endurance. Endurance means working ______ without getting _____.

Back 49

Longer tired

Front 50

There are two types of exercise

Back 50

Resistant exercise and Aerobic exercise.

Front 51

working against the resistance, or weight, of an

object can maintain or build muscle strength.

Example:pull ups use your own wait.

Back 51

Resistant exercise.

Front 52

steady, moderately intense activity strengthens the heart and increases endurance.

Example: walking, jogging , swimming, cycling

Back 52

Aerobic exercise

Front 53

Muscle or tendon is overstretched or torn

Back 53

Strain

Front 54

tendon becomes inflamed due to over-exercising without enough time to heal

Back 54

Tendinitis

Front 55

Some people take _______ ________ to increase muscle strength, but they can damage the heart, liver, and kidneys and cause high blood

pressure.

Back 55

anabolic steroids