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Bio208 exam3

Circ. and digestive systems

QuestionAnswer
Emulsify what bile does to fats
Glucagen Pancreatic, red blood cells
Calorie measures unit of energy
Pepsin Has a low optimum ph
Saliva Begins chemical digestion of food in humans
Peristalis Moves food into the stomac
Plasma Includes water, protein, globulin, hormones
Liver detoxification of of drugs and alcohol, formation of urea
Systal when ventricals contract
Arrhythmia Brady cardia, fibrillation
Leukocyte Blood cells not responsible for gas exchange
Diastole expansion of the lungs
Lipids Fat cells
Arteries carry blood away from the heart. Have thicker, mpre muscular walls than veins
Dietary deficiencies that will quickly affect the functioning of enzymes in the human Lack of essential amino acids
Long term effect if the lymphatic vessels assosciated with a capillary bed are blocked Fluid would accumulate in the interstitials.
The Human stomac 1.Produces both digestive hormones and enzymes. 2. Is lined with mucus for for protection. 3. Has a low PH
When a person sits for a long periods of time without moving, fluid may accumulate in the feet and ankles. Whay aspect of the body would generally assist the circulartary system in returning this fluid back to circulation The move ment of skelectal muscle
Which are the follwing is a similarity between open and closed circular system 1. Some sort of pumping device helps move blood through the body. 2. All tissues come into contact with the circulating "blood" so that exchange can take place
An animal that eats nothing but leaves 1. Broad, flat teeth. 2. A large ceacum 3. ingestion of own feces.
HUman essential amino acids are only obtained from our diets.
A deficiency of eesential nutrients niacin (B3) can be compensated for by Only a diet that contains niacin
Blood pressure 120/80 120 = systolic pressure
SA node originates the hearts contraction in the artia
Ventricles depend upon the bundle of HIS and Purkinje fibers to coordinate thier contraction
caecum Area of large intestine by appendix
Caecum Most Herbivours have larger Caecum than Carivours
A red blood cell in the artery of the left arm must pass through a minimum of two capillary beds before entering the hearts left ventrical
Blood samples taken from an individual who has not eaten in 24 hours. would be expected to have high level of glucagon and low levels of insulin.
Foods with a low glycemic index contain fewer calories then those with a high index.
Saturated fats are solid as room temperature because of the double bonds between carbons.
The chemical and mechanical breakdown of food into smaller molecules is called Digestion
The contracted stage of the heart cycle is known as the Systole
The tubular digestive system found in most animals is the alimentary canal.
The main oxygen carrying protien in the mammalian blood is Hemoglobin.
Hemoglobin is made of 4 protien chains and 4 prosthetic groups thet bind oxygen
Looking at foods in terms of how they affect the blood sugar level is using thier Glyceimic index
Glucagon, insulin and gastrin are all hormones involved in nutrition and digestion in humans.
The pulmenary circuit of circulation is the one that is reposible for oxygenation of the blood
Fibron is the protien that makes up the mesh that traps blood cells and forms a clot
Thrembosis A clot coagulation of blood that causes blockage in a blood vessel
sphincter muscles regulate the movement of material through the digestive system
Chyme produced in the stomac
The liver synthesis Bile from cholestrial
Gall bladder Stores bile which aids in digesting lipids
Pancreas produces digestive enzymes and bicorbonate solution.
Duodenum Digestion
jeunum and ileum Absorption
Created by: spitsbe
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