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Digestive System

Digestive System is the category for questions regarding the breakdown and absorption of food-stuffs in our alimentary canal. Questions about the stomach and intestines can be included in this category.

7,599 Questions

Do iron and iodine work together in some way?

They are commonly taken together as a food suppliment. Anaemia and goitre, caused by iron and iodine deficiencies respectively, are quite widespread, and salt fortified by the addition of these substances has been found to be a useful preventative of these diseases.

Which chemical process do animals use to break down nutrients into a form that can be used by the body?

Animals use the process of digestion to break down nutrients into a form that can be absorbed and utilized by the body. This involves mechanical and chemical breakdown of food in the gastrointestinal tract, followed by absorption of the nutrients into the bloodstream for distribution to cells throughout the body.

Why does the digestive tract get narrower in some places?

The narrowing of the digestive tract in some areas, such as the pyloric sphincter in the stomach and the small intestine, helps to regulate the flow of food and digestive juices through the system. These narrowed areas also play a role in controlling the movement of food, facilitating digestion and absorption of nutrients.

What are the structures that contain digestive enzymes to digest and destroy old cells?

Lysosomes. Lysosomes are membrane-bound organelles found in eukaryotic cells. Their main purpose is to break down polysaccharides into monosaccharides and proteins into amino acids or other substances suitable for incorporation into the cell's metabolism. Lysosomes originate in the Golgi complex, and are often responsible for the death of its host cell. When cells get old (around 9 years) the membrane surrounding the lysosomes weakens and eventually ruptures, releasing its deadly potent digestive enzymes into the cell. These enzymes wreak havoc, destroying the cell from the inside out. However, because of this, when a cell dies, all that is left is, virtually, a stockpile of nutrients and building blocks for the next generation of cells.

Can stomach acid dissolve metal?

Stomach acid, which is primarily composed of hydrochloric acid, is not typically strong enough to dissolve metal. However, it can corrode certain metals over time. The stomach lining is designed to withstand the acidity, protecting the surrounding tissues.

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What does the skeletal system interact with?

INTERACTING WITH OTHER SYSTEMS

Your skeletal system does not work alone. We already mentioned the interaction with your

muscular system. Muscles connect to your skeleton and they contract and move the skeleton along.

Your skeletal system is made up of cartilage and calcified bone that work together.

They help the process of movement happen in a smoother manner. The calcified bones of your skeleton

also work with the circulatory system. Marrow inside of your bones helps produce the cells inside

of you blood. Both red blood cells and white blood cells are created in your bones.

A chemical which breaks down food in the body into smaller bits is called a what?

An enzyme is a chemical that breaks down food into smaller bits in the body. Enzymes help to speed up biological processes, such as digestion, by breaking down complex molecules into simpler ones that the body can absorb and use for energy.

What is the muscular sac that grinds and churns food into liquid chime?

The muscular sac that grinds and churns food into liquid chime is called the gizzard. This organ is extremely important during digestion.

How do you break down a model 820b?

To break down a Model 820B, start by removing any screws or fasteners that hold it together. Then, carefully disassemble the components one by one, taking note of their position and connections. Be sure to handle each part delicately to prevent damage and keep track of where everything goes for reassembly.

What group can phylum be broken down into?

Here's the whole taxonomic hierarchy:

Domain

Kingdom

Phylum

Class

Order

Family

Genus

Species

Can another food source take the place of the cotyledons?

Yes, another food source can provide nutrients for a developing plant if the cotyledons are removed or insufficient. For example, the endosperm or perisperm can serve as alternative food sources for the plant embryo to utilize during germination and early growth stages.

How do the skeletal system work?

The skeletal system has three main functions: to provide shape and support to your body, to give a place for muscles to attach (muscles attach to the bone by tendons), and to produce your red blood cells (red blood cells are produced in the marrow). The bones of the skeleton attach to one another by ligaments, which are very strong "strings" that stretch from one bone to another in the joints (knee, elbow, etc.).

Why are oh absorptions broad and co absorptions sharp?

Because hydrogen bonds between the OH components alter the vibration frequency slightly. The broad band is the result of many such interactions between molecules in the sample. For CO components there is no hydrogen bonding hence the absorption is sharp.

Why does the US have a 2 party system?

A number of factors help to explain why America has had and continues to have a two-party system. No one reason alone offers a wholly satisfactory explanation for the phenomenon. However, several reasons do add up to a quite persuasive answer. * The Historical Basis: the two party system is rooted in the beginnings of the nation itself.

* The Force of Tradition: the very fact that the nation began with a two-party system has been a leading reason for the retention of a two-party system. Over time, it has become an increasingly important, self-reinforcing reason. * The Electoral System: Several features of the American electoral system tend to promote the existence of but two major parties. Republican and Democratic * The American Ideological Consensus: Americans are, on the whole, an ideologically homogeneous people. That is, over time, the American people have shared many of the same ideals, the same basic principles and the same patterns of belief.

Why do Cells take in nutrients?

Cells require amino acids, vitamins, minerals, glucose, and fatty acids. Cells need glucose for energy, amino acids to make proteins, fatty acids to make the cell membrane and hormones, etc. Basically, the cells need these items to maintain itself in energy, regulation, and structure; just like how you need food to maintain your energy, regulate your body's needs, and reinforce it's structure.

How does the excretory system help maintain homeostasis?

The excretory system helps maintain homeostasis by regulating the balance of water, electrolytes, and pH levels in the body through processes like filtration in the kidneys and elimination of waste products through urine. It also helps remove toxins and other harmful substances from the body, ensuring that internal conditions remain stable and optimal for proper functioning of the body's cells and organs.

How is the digestive system connected to the muscular system?

The digestive and nervous system relate directly so as to perform various body functions. The digestive system will provide nutrients for the nervous system while the nervous system will coordinate the cells to perform digestion.

What is fat broken down into?

The triglycerides are each broken into a glycerol molecule and three fatty acids. From the intestines they are absorbed into the bloodstream as monoglycerides and brought to the liver for processing. The atoms can be re-configured so the energy can either be used (burned) or stored as fat for later use.

Why do vital organ functions slow down during hypothermia?

Because your body has to conserve its energy to use for keeping itself warm, it will shut down any functions that are not absolutely vital to life, and slow down those that are vital. Because there's not enough blood in in your body to keep you warm enough: hence slowing your vital organs down.

Why would a burette be incorporated into an infusion system?

A burrette is incorporated in an infusion system in situations where fluid volume is to be strictly limited, the burrette is filled with the desired volume and fluid is infused. It is not possible to infuse more than is in the burrette. That way the anesthestist in the case of the operating room is closely monitoring the volume infused. Once infused it is either refilled or not.

What does gastrin stimulate?

Gastrin is a hormone secreted by the stomach which stimulates the secretion of hydrochloric acid, increase motility, and stomach emptying.

What is gastrointestinal infection?

Bacterial infectionas affecting the gastrointestinal tract such as typhoid [salmonella tyhpi], cholera etc. are called gastrointestinal infections. Viral and fungal infections can also take place. The affliction by amoeba [entamoeba hystolytica], flat worms, round worms, pin worms etc. are called gastrointestinl infstations.

How do you break down a marlin 336?

To break down a Marlin 336, first ensure the rifle is clear and safe. Remove the lever screw and lever. Next, push out the trigger guard and remove the bolt carrier. Finally, pull out the bolt, carrier, and ejector for a full breakdown.