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Respiratory
Respiratory
Digestive
Metabolism
Potluck
100

What are the 4 functions of the upper respiratory tract?

1. filter incoming air

2. warming incoming air

3. reabsorbing water from outgoing air

4. moving air towards the lower respiratory tract

100

Respiration refers to the two integrated process that are:

internal and external respiration

100

The chemical digestion that occurs in the mouth involves

carbs and lipids

100

oxygen must be continuously provided to the body tissues for what process?

cellular respiration

100

Which of the following is NOT a method of transport of carbon dioxide through the blood?
A) on hemoglobin
B) dissolved in plasma
C) as carbonic acid in red blood cells
D) as carbon dioxide gas inside red blood cells
E) as bicarbonate ions in plasma

D. as carbon dioxide gas inside red blood cells

200
What is the connection between the nasal cavity and the pharynx?
internal nares
200

What has the highest volume in healthy adults?

vital capacity

200
Rhythmic and coordinated timed waves of contractions in the muscularis layer result in..

peristalsis that propels food

200

carbon dioxide must be eliminated from the body in order to 

prevent dangerous pH shifts

200

What is the dominant factor influencing respiratory activity?

carbon dioxide levels 

300

Why is inhaling through the nostrils is preferred over inhaling through the mouth?

Because it allows better conditioning of the inhaled air
300

The process of inflation _____ volume and _____ pressure in the lungs.

Increase, decreases

300
Chief cells in adults secrete:
pepsinogen
300

A low LDL/HDL ratio is 

good because more cholesterol is returning to the liver
300
What does hyperventilation result in?

Hypocapnia

400

At which structure do the lungs end?

Alveoli

400

What happens to lung volume following the exhalation process.

Is decreases passively.

400
Most chemical digestion and absorption of nutrients occurs where?

Jejenum

400

What are the fat soluble vitamins?

A D E K

400

Why does Sarah feel hungry even when her blood sugar is high?

Sarah feels hungry because her cells are not effectively taking in the glucose due to insulin resistance. Even though her blood sugar is high, her cells are starving for glucose which is triggering hunger signals. 

500

What is the site of gas exchange?

Alveoli

500

During quiet breathing, inhalation is ____ and exhalation is ___.

active, passive

500

Which of the following is not a function of the large intestine?

A) absorb vitamins produced by bacteria
B) absorb ingested vitamins
C) compact indigestible contents
D) store feces
E) reabsorb water

B. absorb ingested vitamins 

500

What is the pH of the stomach?

~2

500

What cells secrete hydrochloric acid?

parietal cells