NLN-PAX LPN A&P Set Questions And
Answers
mechanical digestion - Correct Answer ✔✔ - breaking food down into smaller
pieces
chemical digestion - Correct Answer ✔✔ - breaking nutrients into small
molecules
hydrolysis - Correct Answer ✔✔ - process bywhich chemical digestion takes
place, splitting molecules by adding water
hydrolases - Correct Answer ✔✔ - chemical digestion is sped up by the
action of digestive enzymes
alimentary canal - Correct Answer ✔✔ - tube from mouth to anus
accessory organs - Correct Answer ✔✔ - liver, gallbladder, and pancreas in
addition to the alimentary canal
amylase - Correct Answer ✔✔ - found in salivary gland,breaks down starch
into smaller carbohydrate molecules (monosaccharides and disaccharides)
pharynx - Correct Answer ✔✔ - throat
esophagus - Correct Answer ✔✔ - next to windpipe
epiglottis - Correct Answer ✔✔ - covers windpipe
peristalis - Correct Answer ✔✔ - muscular contractions that pass food
through the esophagus to the stomach
gastric juice - Correct Answer ✔✔ - made of up hydrochloric acid and
proteases (protein digesting enzymes)
chyme - Correct Answer ✔✔ - mixture of stomach fluids and food produced
in the stomach by contracting stomach muscles
small intestine - Correct Answer ✔✔ - may be up to 6 feet long, where most
of the digestion takes place, site where most nutrients are absorbed
liver - Correct Answer ✔✔ - produces bile, stored in the gallbladder, which
helps the breakdown of fats
, pancreas - Correct Answer ✔✔ - supplies a number of enzymes needed for
digestion
villi - Correct Answer ✔✔ - The small intestine contains __________ which
increase surface area to help with the absorption of nutrients.
large intestine - Correct Answer ✔✔ - responsible for reabsorbing water that
has entered the alimentary canal
egestion - Correct Answer ✔✔ - elimination from the body
circulation - Correct Answer ✔✔ - the internal transport of fluid throughout
the body which allows for the exchange of gases, the absorption of nutrients,
and the disposal of waste. made up of the cardiovascular system and
lymphatic system, which function together to achieve these goals
four chambers of the heart - Correct Answer ✔✔ - two atria, two ventricles
atrioventricular valve - Correct Answer ✔✔ - prevents backflow when the
ventricles contract
deoxygenated oxygenated - Correct Answer ✔✔ - blood from heart is
________. blood is then __________ in the lungs.
systole - Correct Answer ✔✔ - when the heart contracts, the pressure
increases
diastole - Correct Answer ✔✔ - when the heart relaxes, the pressure is
lowered
coronary circulation - Correct Answer ✔✔ - the circulation of blood to the
heart
pulmonary circulation - Correct Answer ✔✔ - the circulation of the blood in
the lungs
systemic circulation - Correct Answer ✔✔ - the circulation of blood
throughout the body
blood - Correct Answer ✔✔ - considered a type of connective tissue made up
of a variety of cells suspended in a liquid called plasma
red blood cells - Correct Answer ✔✔ - erythrocytes responsible for
transporting oxygen
hemoglobin - Correct Answer ✔✔ - iron rich compound, explains the need for
iron in our diets, in each of our red blood cells there are approximately 270
million molecules
Answers
mechanical digestion - Correct Answer ✔✔ - breaking food down into smaller
pieces
chemical digestion - Correct Answer ✔✔ - breaking nutrients into small
molecules
hydrolysis - Correct Answer ✔✔ - process bywhich chemical digestion takes
place, splitting molecules by adding water
hydrolases - Correct Answer ✔✔ - chemical digestion is sped up by the
action of digestive enzymes
alimentary canal - Correct Answer ✔✔ - tube from mouth to anus
accessory organs - Correct Answer ✔✔ - liver, gallbladder, and pancreas in
addition to the alimentary canal
amylase - Correct Answer ✔✔ - found in salivary gland,breaks down starch
into smaller carbohydrate molecules (monosaccharides and disaccharides)
pharynx - Correct Answer ✔✔ - throat
esophagus - Correct Answer ✔✔ - next to windpipe
epiglottis - Correct Answer ✔✔ - covers windpipe
peristalis - Correct Answer ✔✔ - muscular contractions that pass food
through the esophagus to the stomach
gastric juice - Correct Answer ✔✔ - made of up hydrochloric acid and
proteases (protein digesting enzymes)
chyme - Correct Answer ✔✔ - mixture of stomach fluids and food produced
in the stomach by contracting stomach muscles
small intestine - Correct Answer ✔✔ - may be up to 6 feet long, where most
of the digestion takes place, site where most nutrients are absorbed
liver - Correct Answer ✔✔ - produces bile, stored in the gallbladder, which
helps the breakdown of fats
, pancreas - Correct Answer ✔✔ - supplies a number of enzymes needed for
digestion
villi - Correct Answer ✔✔ - The small intestine contains __________ which
increase surface area to help with the absorption of nutrients.
large intestine - Correct Answer ✔✔ - responsible for reabsorbing water that
has entered the alimentary canal
egestion - Correct Answer ✔✔ - elimination from the body
circulation - Correct Answer ✔✔ - the internal transport of fluid throughout
the body which allows for the exchange of gases, the absorption of nutrients,
and the disposal of waste. made up of the cardiovascular system and
lymphatic system, which function together to achieve these goals
four chambers of the heart - Correct Answer ✔✔ - two atria, two ventricles
atrioventricular valve - Correct Answer ✔✔ - prevents backflow when the
ventricles contract
deoxygenated oxygenated - Correct Answer ✔✔ - blood from heart is
________. blood is then __________ in the lungs.
systole - Correct Answer ✔✔ - when the heart contracts, the pressure
increases
diastole - Correct Answer ✔✔ - when the heart relaxes, the pressure is
lowered
coronary circulation - Correct Answer ✔✔ - the circulation of blood to the
heart
pulmonary circulation - Correct Answer ✔✔ - the circulation of the blood in
the lungs
systemic circulation - Correct Answer ✔✔ - the circulation of blood
throughout the body
blood - Correct Answer ✔✔ - considered a type of connective tissue made up
of a variety of cells suspended in a liquid called plasma
red blood cells - Correct Answer ✔✔ - erythrocytes responsible for
transporting oxygen
hemoglobin - Correct Answer ✔✔ - iron rich compound, explains the need for
iron in our diets, in each of our red blood cells there are approximately 270
million molecules
