Chapter 22

Question 0

Bone protect our

Answer 0

Organs

Question 1

The skeletal system is made of

Answer 1

Bone, cartilage, ligaments

Question 2

Our spinal cord is protected by

Answer 2

Vertebra

Question 3

What protects our heart and lungs

Answer 3

Ribs

Question 4

What protects our brain

Answer 4

Skull

Question 5

Bones store

Answer 5

Phosphorous, calcium, and fats

Question 6

Bones move by

Answer 6

Using muscles to pull on the bones

Question 7

Red marrow is

Answer 7

Red and white blood cells

Question 8

Yellow marrow is

Answer 8

Fats

Question 9

Cells that make minerals in bones are

Answer 9

Osteoblasts

Question 10

Dense, rigid outer part of bone

Answer 10

Compact bone

Question 11

Light weight less dense supportive inside bone

Answer 11

Spongy bone

Question 12

Bones are held together by

Answer 12

Ligaments

Question 13

The area where two bones meet and allow movement is

Answer 13

The joint

Question 14

How. Any joints are in the human body

Answer 14

Six

Question 15

Hinge joint

Answer 15

Moves at a 90* angle back and forth

Question 16

Gliding joint

Answer 16

Allows bones to slide over each other

Question 17

Pivot joint

Answer 17

At the base of neck

Question 18

Ball and socket joint

Answer 18

Moves in all directions

Question 19

Fixed joint

Answer 19

Does not allow movement, fuzes together

Question 20

Disease that makes loss of calcium

Answer 20

Osteoporosis

Question 21

Fracture, splint

Answer 21

Breaks

Question 22

Ligament is stretched too far

Answer 22

Sprains

Question 23

Joints are swollen

Answer 23

Arthritis

Question 24

Joint pop out of place

Answer 24

Dislocation

Question 25

Epithelial tissue does what

Answer 25

Covers and protects

Question 26

Nervous system does what

Answer 26

Send electrical impulses throughout body with nerves and neurons

Question 27

Muscle tissue is made of

Answer 27

Cells that contract and relax to produce movement

Question 28

The connective tissue does what

Answer 28

Joins, supports, protects insulates, nourishes, cushions, and keeps organs from falling apart

Question 29

Skeletal muscles are

Answer 29

Striated 
Attached to bones 
Voluntary 
Reacts quickly but tires quickly 
Contains flexers and extenders 
Work in pairs

Question 30

Smooth muscle

Answer 30

Appears smooth 
Found in internal organs 
Involuntary 
Reacts and tires slowly 
Moves in wave like contractions

Question 31

Cardiac muscle is

Answer 31

Striated
Found only in the heart
Involuntary 
Never tires
Moves in rhythmic contractions

Question 32

Integumentary system does what

Answer 32

Covers body

Question 33

Which system helps maintain homeostasis?

Answer 33

Integumentary

Question 34

Integumentary system functions:

Answer 34

Keeps water in your body and foreign particles out
Nerve endings in skin let you feel
Sweat glands remove waste and regulate temperature

Question 35

Melanin

Answer 35

Produces skin color

Question 36

Melanin protects us from

Answer 36

Ultra-violent light

Question 37

The epidermis is

Answer 37

Outermost layer of skin
Made of epithalamion tissue
Thicker in hands and feet
Most cells on epidermis are dead

Question 38

Dermis is

Answer 38

Below epidermis
Has protein fibers called collagen
Has blood vessels, nerves, hair follicles, muscle fibers (goose bumps), oil glands, sweat glands

Question 39

Hair is

Answer 39

Alive in the follicle
Colored by melanin
Protects from ultra violent light
Helps regulate temperature

Question 40

Nails

Answer 40

Grow from the nail bed
Protect toes and fingers
Allows more sensitiveness

Question 41

Cuts

Answer 41

Blood clots stop the bleeding
White blood cells work around the infection
Cells around the cut undergo mitosis to make new cells

Question 42

Damage to genetic material can cause

Answer 42

Skin cancer

Question 43

Too much oil can cause____________if combined with_______________.

Answer 43

Acne

Dead skin cells, bacteria