bio

Question 1

ball and socket joint

Answer 1

a joint in which the round end of one bone fits into the “cup” of another

Question 2

hinge joint

Answer 2

a joint that moves like a door (open and close)

Question 3

pivot joint

Answer 3

One bone rotates over the other like in your neck and arm

Question 4

ellipsoidal joint

Answer 4

All your vertebrae rub together and bones that rub together

Question 5

Specialised cells

Answer 5

Cells that are adapted to carry out a particular function

Question 6

cells differentiate to become specialised by

Answer 6

changing shape, subcellular structures develop

Question 7

sperm, nerve, muscle

Answer 7

specialised animal cell examples

Question 8

tissue

Answer 8

A group of similar cells that perform the same function.

Question 9

different tissues working together

Answer 9

organs

Question 10

organs working together

Answer 10

organ system

Question 11

organ systems working together

Answer 11

organism

Question 12

cell

Answer 12

Basic unit of life

Question 13

carries water upward from the roots to every part of a plant

Answer 13

xylem

Question 14

carries nutrients and food from place to place inside the cell

Answer 14

phloem

Question 15

air sacs

Answer 15

groups of alveoli in the lungs where gas exchanges happen.

Question 16

alveolus

Answer 16

small, round pocket that is grouped with other alveoli to form air sacs in the lungs. The plural is alveoli.

Question 17

breathing system

Answer 17

the organs that move air in and out of your body. Also called the respiratory system.

Question 18

bronchus

Answer 18

tube that connects the windpipe to the tubes in the lung that go to the air sacs. Plural=bronchi

Question 19

cilia

Answer 19

small hairs on the surface of some cells

Question 20

diaphragm

Answer 20

Sheet of muscle under the lungs. It makes your lungs bigger when it moves down.

Question 21

exhale

Answer 21

to breathe out.

Question 22

gas exchange

Answer 22

taking carbon dioxide out of the blood and getting oxygen into the blood

Question 23

inhale

Answer 23

to breathe in

Question 24

mucus

Answer 24

sticky liquid that trap dirt and microbes and helps carry them out of the lungs.

Question 25

trachea

Answer 25

tube that carries air into and out of the lungs. Also called windpipe.

Question 26

breathing

Answer 26

air moving into and out of the lungs.

Question 27

how does gas exchange occur

Answer 27

by diffusion

Question 28

how are the lungs adapted to allow for gas exchange

Answer 28

high surface area large blood supply damp 1 cell thick thin borders

Question 29

aerobic respiration equation

Answer 29

glucose + oxygen -> carbon dioxide + water

Question 30

Anaerobic respiration equation

Answer 30

glucose → lactic acid (+ energy released)

Question 31

Respiration

Answer 31

Process in which energy is released from our food

Question 32

Lungs

Answer 32

The organ where gas exchange happens

Question 33

The gas we take in enters our

Answer 33

blood

Question 34

the gas is used with ___ in the cells to release ____

Answer 34

sugar, energy

Question 35

functions of skeletons

Answer 35

they support the structure of body and produce blood cells and they protect vital organs.

Question 36

The marrow allows the production of _______

Answer 36

white and red blood cells

Question 37

A joint is formed when

Answer 37

two or more bones are joined. Joints allow movement around a point. E.g fixed joints.

Question 38

Hinge joint

Answer 38

works like a lever allows movement of muscles antagonistic muscles

Question 39

B&S

Answer 39

rotate 360 allow a lot of flexibility

Question 40

pivot joints

Answer 40

rotate around eachother 360

Question 41

tendons

Answer 41

stiff which allows muscle to pull up on bone | have to be tough to hole powerful muscles to strong bones

Question 42

ligaments

Answer 42

they are stretchy and elastic connect bone to bone if stiff they would snap everytime we bent a joint

Question 43

cartilage

Answer 43

strong and spongey found around the end of a joint when one has arthritis, the end of the joints grind together when moved

Question 44

synovial fluid

Answer 44

found in the space between the ends of bones in a joint acts as lubricant essential when doing exercise because a lot of pressure is put throughout the joint.

Question 45

antagonistic muscles

Answer 45

muscles that work in opposite ways together eg bicep tricep quadracep hamstringu

Question 46

co2 from capillaries

Answer 46

move to alveoli

Question 47

respiratory system

Answer 47

organs and tissues help you breathe | carry out waste gases like co2

Question 48

the muscles between the ribs ___. This causes your ribcage to ____ and out the heart. When the diaphragm muscles contract, it lowers and flattens. this causes the volume inside the chest to _____. Therefore the pressure ____. Air moves into your chest.

Answer 48

contract,lift up, increase, decreases