30 Questions
What are the two main functions of the yellow fat bodies attached to the kidneys in a frog?
Food storage and to protect ovaries
Why do female frogs lay eggs in water?
Because they aren't amniotic
What is the term for the process by which a tadpole develops into an adult frog?
Metamorphosis
During which season would you expect to find large amounts of fat bodies in a frog in the wild?
Fall
What is the first phase of the digestive system?
Ingestion
What type of digestion involves physical processes like chewing, tearing, and grinding?
Mechanical digestion
What type of membrane covers the frog's eyes?
Nictitating membrane
Why do amphibians need a strong skeleton made of bone?
To hold up the body while on land
Which part of the frog enables it to move about the land more easily than its lobe-finned fish ancestors?
Legs
What is the purpose of the amphibian lungs?
To extract oxygen from the air
Where are the eyes and nares (nostrils) placed in a frog's anatomy?
On top of the head instead of sides and front of head like a fish
How do amphibians use their skin for oxygen exchange?
As an oxygen exchanger while swimming in water
What is the purpose of the webbed feet/toes in frogs?
For efficient swimming
Where does the undigested material go after passing through the large intestine of a frog?
To the cloaca (exit chamber of digestive system)
What are the parts of the respiratory system of frogs?
Nostrils and larynx opening up to the lungs
How many receiving chambers does the heart of a frog have?
Two atria
What serves as the reservoir for blood and removes old blood cells from the circulatory system of frogs?
Spleen
What is the function of the vomerine teeth in the middle of the roof of a frog's mouth?
To hold prey while swallowing it whole
What is the function of mouth amylase?
To produce saliva
Describe the function of Villi in the digestive system.
Villi increase the surface area of the intestine walls for absorption.
Explain the function of the large intestine.
Bacterial digestion, absorption of water, concentration of wastes
What is the purpose of the epiglottis?
To prevent food from entering the trachea
Define heartburn.
When stomach acid enters the esophagus
What is chyme?
The remains of food in the stomach
What percentage of ingested water is absorbed in the small intestine?
80%
What is the primary function of the liver?
Produces bile and filters out toxins and waste.
What is the role of the pancreas in digestion?
Produces enzymes that digest fats, proteins, and carbohydrates.
What is the short-term storage site for feces before being expelled to the anal canal?
Rectum
What is the consequence of less water absorption in the small intestine?
Constipation
What is the function of the gallbladder in digestion?
Stores bile and releases it into the small intestine.
Test your knowledge on nutrient requirements in plants and frog anatomy with this quiz. Learn about essential plant nutrients and the anatomy of frogs including the external features of their heads. See how well you understand the nutritional needs of plants and the physical characteristics of frogs.
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