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AKG-V-C
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Striated muscles are located in the walls of internal organs such as the digestive tract?
true
Which components of the digestive system are GI tract organs and which are accessory digestive organs?
GI tract include the mouth, pharynx, esophagus, stomach, small intestine, and large intestine. The accessory digestive organs are the teeth, tongue, salivary glands, liver, gallbladder and pancreas.
What does movement mean in reference to digestion?
the physical propulsion of food through the gastrointestinal tract (GI tract)
8 What structures will each of the 3 germ layers differentiate in to for a developing human embryo?
The ectoderm is the germ layer covering the surface of the embryo and develops into the outer covering of the animal (in our case, our skin) and in some phyla, the nervous system. The mesoderm forms the muscles and most other organs between the digestive tract and the outer covering of the animal. The endoderm, which is the innermost germ layer, lines the developing digestive tube (referred to as the archenteron) and gives rise to the lining of the digestive tract or cavity and organs derived from it, such as the liver and lungs.
What organs are found in the thoracic cavity?
There is more than one organ in there... Mainly the heart and lungs, but there are also parts of the digestive tract.
What is the strongest muscle in the GI tract organ?
The stomach has the thickest walls and the strongest muscle in all the GI tract organs. : )
Striated muscles are located in the walls of internal organs such as the digestive tract?
true
The movement of food through the digestive tract is regulated by?
The movement of food through the digestive tract is regulated by muscles. Muscles produce a narrowing which pushes the food through each of the digestive organs until it reaches the entrance of the stomach.
What types of muscle work without being prompted by the conscious part of the brain?
These muscles are called involuntary muscles. They are found in all hollow organs such as your digestive tract.
What muscles make up walls of most internal organs?
Much of our internal organs is made up of smooth muscles. Smooth muscles make up the walls of many organs; eg bladder, gallbladder, arteries, and veins, digestive tract and oesophagus. The smooth muscles are controlled by hormones and the nervous system. Smooth muscles are often called involuntary muscles because we cannot control there movement.
What class of muscles move food along the digestive tract and keep the heart beating?
Involuntary muscles perform the work of internal organs. In the case of the digestive tract, peristaltic muscles are smooth muscle that surrounds the intestines; the heart uses cardiac muscle, a special kind of striated muscle.
What are three places where smooth muscles can be found?
Your blood vessels intestines bladder and other involuntarily controlled muscles are smooth muscles
Which process in a human requires that enzymes be secreted into gastrointestinal tract?
Chemical digestion in humans requires enzymes to be secreted into the gastrointestinal tract. These enzymes are produced by the pancreas and stomach, among other organs.
Are there striated muscles in the digestive tract?
no
Are smooth muscles involuntary muscles?
yes. The smooth muscles (e.g. in the digestive tract) are involuntary.
Where can the smooth muscle be found in the human body?
Inside internal organs. Walls of blood vessels and the digestive tract. They are also commonly called involuntary muscles as they these muscles are not controlled by us thinking about them (like moving your eye to look around), they are automatically done.
Which activity is most likely to be controlled by a smooth muscle?
A smooth muscle is responsible for the contractibility of hollow organs, such as blood vessels and the gastrointestinal tract. Going to the bathroom would be controlled by these types of muscles.
