DH 209 NUTRITION MIDTERM STUDY GUIDE EXAM 287 QUESTIONS WITH VERIFIED ANSWERS 2026,100%CORRECT

DH 209 NUTRITION MIDTERM STUDY GUIDE
EXAM 287 QUESTIONS WITH VERIFIED
ANSWERS 2026


-Oral cavity
-Pharynx
-Esophagus
-Stomach
-Small intestine
-Large intestine - CORRECT ANSWER Name the body parts that compose the
alimentary canal:


-Duodenum
-Jejunum
-Ileum - CORRECT ANSWER Name the parts of the small intestine:


cecum, colon, rectum - CORRECT ANSWER Name the parts of the large intestine:


Peristalisis - CORRECT ANSWER Involuntary waves of contraction that follow the
entire length of the alimentary tract are called _____________________________


-Sight
-Smell
-Taste - CORRECT ANSWER Food choices are influenced by 3 sensory perceptions:

,Taste buds - CORRECT ANSWER Receptors for the sense of taste are called
____________________


Anosmia - CORRECT ANSWER Loss of smell can result in a condition that limits the
capacity to detect flavor of food and beverages called _____________________


Dysgeusia - CORRECT ANSWER A persistent abnormal distortion of taste, including
sweet, sour, bitter, salty, or metallic taste is termed ________________________


-Salivary glands
-Liver
-Gallbladder
-Pancreas - CORRECT ANSWER Name the accessory organs of the digestive system:


Hydrolysis - CORRECT ANSWER The process by which large molecules are split into
smaller ones that are water soluble is called __________________________


Iatrogenic - CORRECT ANSWER An adverse condition resulting from medical
treatment is called _____________________


anorexia - CORRECT ANSWER A poor appetite that can occur for many reasons,
including loss of taste acuity from medications, is called
___________________________________.

,-Lubricate
-Remove debris and microorganisms
-Antibacterial action, neutralize, dilute, and buffer acids
-Remineralize
-Prevent plaque accumulation
-Facilitate taste
-Promote ease of speech - CORRECT ANSWER Functions of saliva:


Salivary amylase - CORRECT ANSWER _____________ is the enzyme that
facilitates starch digestion.


Mastication - CORRECT ANSWER The crushing and grinding of food into smaller
pieces for digestion is known as _____________________


masticatory efficiency - CORRECT ANSWER Loss of even one molar tooth can
decrease __________________________________________, or how well a
patient can prepare their food for swallowing.


bolus - CORRECT ANSWER The swallowed mass of food is known as a
________________________


lower esophageal sphincter - CORRECT ANSWER The
________________________________________________________ is made up
of a group of strong fibers located just above the stomach.

, chyme - CORRECT ANSWER The bolus of food enters the stomach and is mixed
with gastric secretions, producing _______________________, a semifluid
material produced by gastric juices on ingested food.


pepsin and lipase - CORRECT ANSWER Two major enzymes found in gastric juice
are:


3-4 hours - CORRECT ANSWER An adult stomach functions as a reservoir to hold
an average meal for _____________________.


satiety - CORRECT ANSWER Fats provide greater _______________________than
proteins or carbohydrates because they remain in the stomach longer.


gallbladder - CORRECT ANSWER Bile is secreted by the liver and is stored in the
_____________________


lymph, lymph nodes, lymph vessels - CORRECT ANSWER The lymphatic system is
comprised of :


Large intestines - CORRECT ANSWER The
_________________________________________ main functions are to absorb
water and electrolytes and to form and store the residue (feces).


microflora - CORRECT ANSWER The 400 different species of microorganisms living
in the large intestine are called _____________________________