PHYSIOLOGY 1 FINAL PAPER 2026
COMPLETE QUESTIONS AND SOLUTIONS
100% CORRECT
⩥ What are the four types of teeth. Answer: incisors, canines, premolars,
molars
⩥ incisors. Answer: two, chisel shaped for biting
⩥ canine. Answer: one pointed for tearing
⩥ pre-molars. Answer: two fairly flat for grinding
⩥ molars. Answer: three flat for crushing
⩥ What is the specific function of the salivary gland in the process of
digestion?. Answer: Food is mixed and moistened with the saliva
secreted from the salivary glands that contain enzymes that begin
chemical digestion process by breaking down starch.
⩥ Where are the taste buds located?. Answer: Primarily the tongue but
also the surface of the mouth and wall of the pharynx.
, ⩥ Describe the function of the tongue in the digestive process. Answer:
tongue grips the food, constantly repositioning it between the teeth and
forms the bolus that is pushed back to the pharynx to be swallowed.
⩥ bolus. Answer: compact mass of food formed by chewing of the teeth
and reposition by the tongue.
⩥ three parts of the pharynx. Answer: nasopharynx, oropharynx,
laryngopharynx
⩥ through which sections of the pharynx does air travel? food?. Answer:
air travels through all three sections
food travels through oropharynx and laryngopharynx
⩥ What prevents food from entering the lungs and why is this
necessary?. Answer: The epiglottis covers the esophagus and prevent
aspiration of food and liquid.
⩥ Describe how the muscular layers in the pharynx assist with food
passage.. Answer: The two layers of muscle, circumferential outer layer
and inner longitudinal layer, alternatively contract to squeeze the food
into the esophagus by peristalsis.