Digestive & Nervous System Flashcards
What are the three types of diet?
The three types of diet are called herbivores, carnivore, and omnivore.
What is the function of the digestive system?
The function of the digestive system that is often referred to as the GI tract, is that it extracts waste products and extracts usable nutrients from food.
What muscle is found in the tongue?
The muscle that is found in the tongue is the striated muscle.
What are the stages of digestion?
The stages of digestion:
- Ingestion = taking food into the body.
- Digestion = breaking food down into chemical units.
- Absorption = chemical units go into the bloodstream.
- Metabolism = chemical units converted to energy.
- Excretion = removal of indigestible material.
What is the function of the esophagus?
The esophagus function is to carry the food from pharynx to stomach. It has striated and smooth muscle.
What is the function of the salivary gland?
The function of the salivary gland is to lubricate or dissolve food and secretes saliva.
What is the pharynx and what does it share with?
The pharynx is the throat and it is shared with the respiratory system.
What does the pharynx connect with?
The pharynx connects with the esophagus, larynx, and trachea and it is lined with the mucus membrane.
What is the function of the tongue?
The function of the tongue is to aid digestion and carries receptors for gustation.
What is the stomach function?
The stomach function is to reservoir for food and breaks up food. It mixes with gastric juices (chyme).
What are the FOUR parts of a monogastric stomach?
The four parts of a monogastric stomach are the cardiac sphincter, fundus, body, and pylorus.
What is a monogastric stomach?
A monogastric stomach is a simple, single chamber and produces secretions.
What is a ruminant stomach?
A ruminant stomach is a compound stomach, multi-chambered. It is adapted for fermentation of ingested food.
What is a rumen?
A rumen is part of the ruminant stomach and it is the largest chamber. It is the first stage of digestion.
What is the small intestine function?
The major site of enzymatic digestion and absorption is the function of the small intestine. As well with food mixes with digestive juices.