Which of the following will cause a decrease in the surface area of the respiratory membrane?

A. tuberculosis
B. pneumonia
C. emphysema
D. All of the choices will reduce surface area of the respiratory membrane


Answer: C

Anatomy & Physiology

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__________ is a hormone that lowers the level of circulating glucose in the blood.

Fill in the blank(s) with the appropriate word(s).

Anatomy & Physiology

Heart rate in a fetus is about ____, in a newborn about _____, and in an adult about ___

A) 200; 160; 120 B) 100; 100; 100 C) 70; 140; 145 D) 145; 140; 70

Anatomy & Physiology

Lecithin prepares fats for hydrolysis by forming ________.

A. low density lipoproteins (LDL) B. emulsification droplets C. chylomicrons D. micelles E. triglycerides, fatty acids, and glycerol

Anatomy & Physiology

Most transmembrane proteins have ___________ regions facing the intra- and extracellular fluid, and __________ regions embedded in the phospholipid bilayer.

A. hydrophilic; hydrophilic B. hydrophilic; hydrophobic C. hydrophobic; hydrophobic D. hydrophobic; hydrophilic E. lipophilic; lipophobic

Anatomy & Physiology