respiratory and digestive

Given the following information, calculate the resting minute respiratory volume. Breaths/minute = 15 TV = 500 ml ERV = 1000 ml

7500 ml

Given the following information, calculate the resting minute respiratory volume. Breaths/minute = 10 TV = 800 ml ERV = 1000 ml

800 ml

Given the following information, calculate the resting minute respiratory volume. Breaths/minute = 20 TV = 500 ml ERV = 1000 ml

10000 ml

Does hyperventilation increase, or decrease PCO2?

decreases it

What pancreatic cells produce glucagon?

alpha cells

The amount of air that can be forcefully exhaled after a normal tidal volume exhalation ___________?

expiratory reserve volume

The amount of air that can be forcefully inhaled after a normal tidal volume inhalation

inspiratory reserve volume

The maximum amount of air that can be exhaled after a maximal inspiration is called the ___________?

vital capacity

What happens to the lung if the pleural cavity is pierced and air is allowed into the pleural space?

lung collapses

What digestive enzyme breaks proteins into amino acids?

pepsin

What are the phagocytic cells lining the walls of the sinusoids of the liver called?

kupffer cells

What organ produces bicarbonate ion to neutralize stomach acid in the duodenum?

pancreas

Which tunic of the alimentary canal contains a circular layer of smooth muscle?

muscularis externa

How does increasing the volume of the thoracic cavity affect the air pressure inside of the lungs?

decreases it

How are respiratory volumes affected by reducing the radius of the respiratory airways?

decreases them

What digestive enzyme breaks starch into smaller saccharides?

amylase

Blockage of the common hepatic duct or bile duct by gallstones can result in a buildup of bile in the bloodstream. This buildup can cause the skin to turn yellow, a condition called _____________?

jaundice

What pancreatic region produces insulin and glucagon?

Islets of Langerhans

What product do the parietal cells of the stomach produce?

hydrochloric acid

Which tunic of the alimentary canal contains the blood supply for the mucosa?

submucosa

What is the last 3.6 m of the small intestine called?

ileum

Which portion of the small intestine contains Peyer's patches?

ileum

Who generally has the higher vital capacity, males or females?

males

What physical property of the fluid coating the alveoli does surfactant decrease?

surface tension

What digestive enzyme breaks fats into monoglycerides and fatty acids?

lipase

What structure acts as a storage vessel for bile?

gall bladder

What pancreatic cells produce insulin?

beta cells

What are the folds in the inner wall of the stomach called?

rugae

What is the general term for the four major layers of the wall of the alimentary canal?

tunics

In which portion of the small intestine does the majority of nutrient absorption occur?

duodenum

What is the first 25 cm of the small intestine called?

duodenum

Does asthma necessarily change vital capacity?

no

What substance does the liver produce that acts as an emusifier in the digestive tract?

bile

What product do the parietal cells of the stomach produce?

hydrochloric acid

What is the serosa lining the alimentary canal called in the abdominal cavity?

visceral peritoneum

Which portion of the small intestine contains Brunner's glands?

duodenum

Does vital capacity tend to increase or decrease with increasing age?

decrease

What muscle groups are responsible for pulmonary ventilation?

diaphragm and intercostals

What measure indicates the percentage of vital capacity that can be forcibly exhaled in one second?

forced expiratory volume

What digestive enzyme breaks fats into monoglycerides and fatty acids?

lipase

What are the two phases of pulmonary ventilation?

inspiration & expiration

What product do the chief cells of the stomach produce?

pepsinogen

Given the following information, calculate the resting minute respiratory volume. Breaths/minute = 10 TV = 500 ml ERV = 1000 ml

5000 ml