Finish the sentence: Our heart has ___ chambers because ______________________________________
What is: Our heart has 4 chambers because two chambers are dedicated for pumping blood to the lungs and the other two pump blood to the rest of the body.
100
This is one similarity and one difference between a frog's respiratory system and that of a human
What is a frog has two lungs and breathe through its mouth just like humans. Frogs can also breath through their skin and in one stage of their life had gills to breathe.
100
These are three examples of what frogs eat
What are cockroaches, spiders, praying mantis, crayfish, mice, snakes, birds, etc.
200
This is why a frog's hind legs are webbed
What is to help them swim through the water faster
200
This is the difference between the way the reproductive system looks in a female vs. a male.
What is the male has two bean shaped testes and the female has a long wavy structure that may contain eggs.
200
This is a cause of high blood pressure
What is smoking or eating a fatty diet. Smoking stiffens arteries so that they are no longer flexible and eating fats clog arteries, building pressure.
200
This is the scientific name for your windpipe
What is the trachea
200
This is how a male fertilizes the eggs of a female
What is he sits on her back and while she lays her eggs, the male release sperm onto them.
300
This is the function of a frog's nictitating membrane
What is to protect the eyes
300
These 4 things that can come out of the cloaca of a frog
What is sperm, eggs, solid waste and urine.
300
These are the names for the 3 major blood vessels (that carry blood throughout the body).
What are the veins, arteries and capillaries
300
This is the most abundant gas and the amount (%) in the air we breathe
What is Nitrogen and it makes up 78% of the air we breathe.
300
This is the opening to the respiratory system in frogs
What is the glottis
400
Under these circumstances frogs use their eustachian tubes
What is swimming where the pressure of the water pushes on their ears.
400
This is why the gallbladder is next to the liver
What is to hold bile that breaks down fats that is produced by the liver
400
Blood transports these 4 main things throughout the body.
What are oxygen, carbon dioxide, nutrients and waste.
400
This causes our lungs to fill up with oxygen
What is the contraction and relaxation of the diaphragm which forces air into and out of the lungs.
400
How does a healthy lifestyle (good diet, exercise, no smoking, no drugs) affect a person's heart beat in the long run.
What is makes the heart more efficient at pumping blood so that each pump pushes more blood so that it doesn't have to pump as often. Living longer.
500
This is the name of the two different types of teeth frogs have for holding prey
What is vomerine and maxillary teeth
500
This system is made up of the kidneys, ureters and urinary bladder
What is the Excretory System
500
How does a frog's circulatory system differ from humans?
What is a frog has a 3 chambered heart while humans have a 4 chambered heart. Our deoxygenated blood does not mix with oxygenated blood in the heart but in a frog the two do mix in the heart.
500
This is the location (of the lungs) and process that puts oxygen into our blood and takes carbon dioxide out.
What is diffusion (gas going from an area of high concentration to an area of low concentration) and happens in the alveoli.
500
This is why frogs are darker green/brown on the top and lighter tan color on the bottom.
What is countershading. A type of camouflage that makes it difficult for predators above and below to see the frog. (Primarily in the water)