Bio 1050: Exam #4 (Final) | Latest Study | Questions & Answers | 2026 Updates | 100% Correct

BIO 1050: EXAM #4 (FINAL) | LATEST STUDY |
QUESTIONS & ANSWERS | 2026 UPDATES | 100%
CORRECT
Swallowing is a ___________ that occurs in the ____________ and includes the closing off of
the nasopharyx by




voluntary action; larynx; Adam's apple



reflex action; pharynx; soft palate



voluntary action; mouth; epiglottis



reflex action; soft palate; glottis - ANSWER- reflex action; pharynx; soft palate

The most readily available source of energy for the body is ____.




glucose



protein



fat



lipids - ANSWER- glucose

,The gallbladder releases ______ .



bile to emulsify fats



stones that store wastes



lymph for defense against infection



digestive juices to aid digestion - ANSWER- bile to emulsify fats

In the stomach, HCl in gastric juice ______ .



kills bacteria



breaks down the connective tissue of meat



activates pepsin



All of the above



None of the above - ANSWER- all of the above

The accessory organs of digestion are _______ .



pancreas and liver



stomach and duodenum

, pancreas, liver, and gallbladder



esophagus and duodenum - ANSWER- pancreas, liver, and gallbladder

The wall of the intestines contains fingerlike projections called ______ that serve to increase
surface area for absorption.



extensions



flagella



reticula



villi - ANSWER- villi

Which of the following vitamins are water soluble?



A



C



E



W



D - ANSWER- C

The walls of the digestive tract is lined with ______ to propel food through the system.