Body Systems
What is the largest organ in the body
What is the function of the trachea and what does it connect to?
Carries air to lungs/deep into the body. Connects to the bronchi
What is the function of the stomata
Gas exchange
Name two things the circulatory system transports around the body
Blood, oxygen, nutrients, hormones, waste products (carbon dioxide)
Who is the Greek God of thunder
Zeus
Identify one feature about a red blood cell OR a sperm cell that allows it to complete its function
RBC
no nucleus = carry more oxygen
bioconcave shape = take in more oxygen
SPERM
tail = swim to egg
mitochondria = lots of energy to swim
What is the equation for cellular respiration
oxygen + glucose -> carbon dioxide + water + ATP (energy)
Name two structures involved in frog respiration
lungs, skin, buccal cavity
Name three of the four components of blood
red blood cells, plasma, white blood cells, platelets
When is the next olympic games and where will it be held?
List (from smallest to largest) the levels of organisation in an organism
cell - tissue - organ - organ system - organism
What is the noses role in inhalation
warms and moistens air, hairs and mucous trap unwanted particles
Explain how a stomata opens and closes
Each stoma is surrounded by a pair of guard cells. When the guard cells take in water, they swell and curve outward, opening the pore. When they lose water, they shrink and close the pore.
What is the difference between systemic and pulmonary circulation
systemic = to body
pulmonary = to the lungs
Who stars as Wednesday Addams in the hit show 'Wednesday'
Jenna Ortega
Name four organ systems in the body (not including circulatory and respiratory)
nervous, skeletal, muscular, digestive, reproductive, immune, excretory, endocrine, integumentary
List three of the four components of alveoli that make it suited for gas exchange
alveoli have
- large surface area
- moist surface
- thin walls
- lots of capillaries nearby
Explain how a fish, frog or plants structure allows it to exchange gases effectively
gills - thin filaments, moist, large surface area, lots of blood supply
frog - thin surface, moist surface, large surface area, capillaries
plant - lots of stomata, open during day, closed at night
List three differences between veins and arteries
artery - away, thick muscular walls, narrow lumen, no valves, elastic
vein - towards, thin muscular walls, wide lumen, valves, non-elastic
How many AFL teams have birds as mascots
5 - collingwood, eagles, hawks, adelaide, sydney
Explain the difference between organelles and organs
organelles - membrane bound structures found inside cells
organs - groups of tissues performing the same function
Describe what happens to the lungs, diaphragm, and rib cage when you inhale
lungs expand, diaphragm contracts and flattens, rib cage moves up and and out
Describe how fish extract oxygen from the water
Swim with mouth open, constantly taking in water, gills open, water flows out of fish through gills, as it passes over the filaments of the gills oxygen diffuses from the water into the fish
On the board write the path blood takes through the heart starting with deoxygenated blood entering the right atrium.
right atrium - right ventricle - pulmonary artery - lungs - pulmonary vein - left atrium - left ventricle - aorta - body - vena cava
Name a country that only has one vowel in its name
Chad, Egypt, Cyprus