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OMCC ENTRANCE EXAM WITH QUESTIONS AND VERIFIED ANSWERS
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OMCC ENTRANCE EXAM WITH QUESTIONS AND VERIFIED ANSWERS...
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OMCC ENTRANCE EXAM WITH QUESTIONSAND VERIFIED ANSWERS
The critical component of red blood cells is the - ANSWER Protein haemoglobin.
The digestive system is designed to - ANSWER 1- Extract nutrients from food.
2- Eliminate wastes.
These perform vital functions to the digestive tract ( Accessory structures) -
ANSWER 1- Liver 2- Gallbladder 3- Pancreas
The 3 primary components of the diet that require digestion are - ANSWER 1-
Carbohydrates 2- Proteins 3- Fats
The digestive system has the following functions - ANSWER 1- Mechanical
digestion of food achieved by CHEWING. (Teeth)
2- assorted digestive enzymes achieve CHEMICAL digestion of food. (saliva)
3- ABSORPTION of NUTRIENTS into the bloodstream.
4- Elimination of WASTE PRODUCTS.
In the small intestine, nutrients are absorbed into the - ANSWER Bloodstream.
The waste products of the digestion are solidified in the large intestine and are -
ANSWER Released.
Saliva contains the digestive enzyme - ANSWER Amylase. Which begin the
chemical breakdown of carbohydrates such as starch.
Pharynx has two openings - ANSWER One to the Larynx and one to the
Esophagus. Air passes through the Larynx.
Once in the esophagus, muscular contractions will force the food towards the
stomach by - ANSWER Peristalsis.
,The top and bottom of the stomach are each guarded by a - ANSWER Muscular
sphincter. ( Between the esophagus and stomach)
Once food is inside the stomach it will be mixed with gastric juice for the purpose
of liquefying it as well as initiating the - ANSWER Chemical digestion of proteins.
The active form of pepsinogen is called - ANSWER Pepsin. Pepsinogen is an
inactive form of the enzyme that that digest protein.
Hydrochloric acid secreted in the stomach provides an overall PH of - ANSWER
1-2. (Highly acidic. ) Hydrochloric acid is needed to activate pepsinogen.
As food mixes with the gastric juice, the resulting liquid is called - ANSWER
Chyme. It takes an average of 4 hours for the stomach to empty its contents into the
small intestine.,
Gastrin is a - ANSWER Hormone. Gastrin signals the gastric glands of the stomach
to begin producing gastric juice as well as for the stomach to start churning.
The small intestines primary job is to - ANSWER 1- Complete the chemical
digestion of food
2- Absorb nutrients into the blood stream.
The small intestine relies on secretions from the liver and pancreas to complete -
ANSWER Chemical digestion.
Liver produces - ANSWER Bile. Which is a fat emulsifier. The liver also digest fat.
Fat is a Lipid. The liver helps break fat so it it more susceptible to digestion by
enzymes secreted from the pancreas.
Bile from the liver is stored in the - ANSWER Gallbladder. The gallbladder is on
the underside of the liver.
Stomach lining is protected by - ANSWER Mucus membrane.
After absorption of nutrients, blood from the capillaries in the small intestine will
travel directly to the liver via - ANSWER Hepatic portal vein. Once in the liver the
glucose levels will be regulated.
When blood glucose levels get high, the liver will store the excess as glycogen
, under the influence of - ANSWER Insulin.
When blood sugar levels are low, the liver will break down glycogen to release
glucose under the influence of - ANSWER Glucagon.
The liver stores vitamins - ANSWER A, E, D, K ( Fat soluble vitamins)
The pancreas secretes pancreatic juice into the small intestine via - ANSWER
Pancreatic duct.
Pancreatic juice contains the following elements - ANSWER 1- Bicabonate,
Amylase, Proteinases, Lipase and Nucleases.
The 4 regions within the large intestine are - ANSWER 1 Cecum, 2 Colon 3
Rectum 4 Anal canal
The urinary system consist of - ANSWER Kidneys, which produce urine, and
supporting tubing to store and eliminate urine from the body.
The urinary system also regulates - ANSWER Blood pressure by means of blood
volume, adjust blood PH, and regulates the osmotic concentrations of the blood.
Urine eliminates nitrogenous cellular wastes products.
The 2 kidneys of the urinary system filter blood to - ANSWER Produce urine.
The urine moves towards the bladder via 2 - ANSWER Ureters, tubes that connect
each kidney to the bladder.
Urine will leave the body through the - ANSWER Urethra. Males the urethra is
long and in females the urethra is short.
Each kidney has an adrenal gland that is located at the - ANSWER Top of it.
The outer , middle and inner portion of the kidneys are - ANSWER Outer - Renal
cortex
middle - Renal medulla
Inner - Renal pelvis
The kidneys are responsible for filtering - ANSWER Blood. So they have an
excellent blood supply.
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