Rio Salado - Bio 202 - Lesson 10+11 -
Quiz 9
Which of the following is a term representing metabolic reactions in which enzymes split
macromolecules into smaller molecules?
A. chemical digestion
B. absorption
C. mechanical digestion
D. epithelial ingestion
E. segmentation - answerA. chemical digestion
What is the mucous membrane that secures the tongue to the floor of the mouth?
A. styloid bone
B. lingual frenulum
C. vestibule
D. soft palate
E. uvula - answerB. lingual frenulum
What structure is continuous with the esophagus?
A. oropharynx
B. laryngopharynx
C. nasopharynx
D. trachea
E. oral cavity - answerB. laryngopharynx
Which of the following describes the esophagus?
A. initial starch digestion
B. C shaped cartilage rings
C. absorption of nutrients
D. chemical digestion
E. no chemical digestion or absorption - answerE. no chemical digestion or absorption
What regulates the release of food from the stomach into the small intestine?
A. cardioesophageal sphincter
B. internal anal sphincter
C. ileocecal valve
D. hepatopancreatic ampulla
E. pyloric sphincter - answerE. pyloric sphincter
What conical muscular process hangs from the free border of the soft palate?
A. labial frenulum
B. lingual frenulum
, C. pharyngeal papillae
D. uvula
E. palatine tonsils - answerD. uvula
What is the middle section of the small intestine?
A. ascending colon
B. jejunum
C. ileum
D. cecum
E. duodenum - answerB. jejunum
What is the main function of stratified epithelium in the gastrointestinal tract?
A. secretion of mucous
B. absorption
C. protection
D. filtration
E. secretion of hormones - answerC. protection
Which of the following describes the muscularis externa of the digestive tract?
A. consists of skeletal muscle in the small intestine
B. consists of two layers of smooth muscle
C. contains dense connective tissue containing blood and lymph vessels
D. consists of a moist membrane that lines the alimentary canal
E. made up of loose areolar connective tissue - answerB. consists of two layers of
smooth muscle
The myenteric nerve plexus is located in which layer of the alimentary canal?
A. mucosa
B. serosa
C. lamina propria
D. submucosa
E. muscularis - answerE. muscularis
What are the deep folds in the mucosa and submucosa of the intestinal wall?
A. Peyer's patches
B. villi
C. lamina propria
D. plicae circularis
E. fundus - answerD. plicae circularis
What are the fingerlike projections of the mucosa in the small intestine that increase the
surface area for absorption?
A. microvilli
B. villi
C. rugae
D. taeniae coli
Quiz 9
Which of the following is a term representing metabolic reactions in which enzymes split
macromolecules into smaller molecules?
A. chemical digestion
B. absorption
C. mechanical digestion
D. epithelial ingestion
E. segmentation - answerA. chemical digestion
What is the mucous membrane that secures the tongue to the floor of the mouth?
A. styloid bone
B. lingual frenulum
C. vestibule
D. soft palate
E. uvula - answerB. lingual frenulum
What structure is continuous with the esophagus?
A. oropharynx
B. laryngopharynx
C. nasopharynx
D. trachea
E. oral cavity - answerB. laryngopharynx
Which of the following describes the esophagus?
A. initial starch digestion
B. C shaped cartilage rings
C. absorption of nutrients
D. chemical digestion
E. no chemical digestion or absorption - answerE. no chemical digestion or absorption
What regulates the release of food from the stomach into the small intestine?
A. cardioesophageal sphincter
B. internal anal sphincter
C. ileocecal valve
D. hepatopancreatic ampulla
E. pyloric sphincter - answerE. pyloric sphincter
What conical muscular process hangs from the free border of the soft palate?
A. labial frenulum
B. lingual frenulum
, C. pharyngeal papillae
D. uvula
E. palatine tonsils - answerD. uvula
What is the middle section of the small intestine?
A. ascending colon
B. jejunum
C. ileum
D. cecum
E. duodenum - answerB. jejunum
What is the main function of stratified epithelium in the gastrointestinal tract?
A. secretion of mucous
B. absorption
C. protection
D. filtration
E. secretion of hormones - answerC. protection
Which of the following describes the muscularis externa of the digestive tract?
A. consists of skeletal muscle in the small intestine
B. consists of two layers of smooth muscle
C. contains dense connective tissue containing blood and lymph vessels
D. consists of a moist membrane that lines the alimentary canal
E. made up of loose areolar connective tissue - answerB. consists of two layers of
smooth muscle
The myenteric nerve plexus is located in which layer of the alimentary canal?
A. mucosa
B. serosa
C. lamina propria
D. submucosa
E. muscularis - answerE. muscularis
What are the deep folds in the mucosa and submucosa of the intestinal wall?
A. Peyer's patches
B. villi
C. lamina propria
D. plicae circularis
E. fundus - answerD. plicae circularis
What are the fingerlike projections of the mucosa in the small intestine that increase the
surface area for absorption?
A. microvilli
B. villi
C. rugae
D. taeniae coli
