Question 1

Which structure in the respiratory system is responsible for preventing food from entering the trachea during swallowing?

Accepted Answer

Epiglottis

Question 2

A patient has difficulty absorbing vitamin K and water from their digestive tract. Which organ is most likely impaired?

Accepted Answer

Large intestine

Question 3

Which of the following best describes the function of the alveoli in the lungs?

Accepted Answer

Site of gas exchange between air and blood

Question 4

The right lung is divided into three lobes. Which fissures separate these lobes?

Accepted Answer

Horizontal and oblique fissures

Question 5

Which of the following is NOT a function of the liver?

Accepted Answer

Production of digestive enzymes for carbohydrate breakdown

Question 6

A blockage in the common bile duct would directly affect the delivery of which substance to the duodenum?

Accepted Answer

Bile

Question 7

Which structure is responsible for the majority of nutrient absorption in the digestive system?

Accepted Answer

Small intestine

Question 8

The trachea branches into the right and left primary bronchi. What is the main function of these bronchi?

Accepted Answer

Conduct air into each lung

Question 9

Which of the following best describes the role of the diaphragm in respiration?

Accepted Answer

Contracts to increase thoracic volume, causing inhalation

Question 10

A patient with damage to the villi of the small intestine would most likely experience which of the following?

Accepted Answer

Malabsorption of nutrients

Question 11

Which anatomical structure connects the pharynx to the stomach?

Accepted Answer

Esophagus

Question 12

Which of the following is a function of the pancreas related to digestion?

Accepted Answer

Secretion of digestive enzymes into the duodenum

Question 13

If the cricoid cartilage is damaged, which function of the larynx is most likely to be affected?

Accepted Answer

Maintaining an open airway

Question 14

Which of the following best describes the function of the rugae in the stomach?

Accepted Answer

Allow the stomach to expand after eating

Question 15

Which part of the pharynx is directly posterior to the nasal cavity?

Accepted Answer

Nasopharynx

Question 16

A patient with a malfunctioning internal anal sphincter would most likely experience which of the following?

Accepted Answer

Involuntary loss of fecal control

Question 17

Which of the following is the correct order of airflow through the bronchial tree?

Accepted Answer

Primary bronchus → Secondary bronchus → Tertiary bronchus → Bronchioles → Alveoli

Question 18

Which of the following best describes the function of the gallbladder?

Accepted Answer

Stores and concentrates bile

Question 19

Which structure is responsible for the production of insulin?

Accepted Answer

Pancreas

Question 20

Which of the following is a function of the pleural membrane?

Accepted Answer

Reduces friction between the lungs and thoracic wall during breathing

Respiratory and Digestive System Anatomy: Lab Review Study Notes

Study Guide - Practice Questions