A newborn is protected against certain digestive and respiratory infections by IgA received via the mother's

A. milk.
B. placenta.
C. blood.
D. intestine.


Answer: A

Anatomy & Physiology

You might also like to view...

What transport process uses the energy stored in a Na+ or H+ concentration gradient to drive other substances across the membrane against their own concentration gradients?

a) primary active transport b) secondary active transport c) facilitated diffusion d) passive diffusion e) osmosis

Anatomy & Physiology

Processing of a stimulus so that one knows the likely source, type of stimulus, and intensity of

the stimulus is A) sensation. B) impossible. C) perception. D) thinking. E) None of the answers are correct.

Anatomy & Physiology

Glycolysis utilizes most of the stored energy in glucose when synthesizing ATP molecules

Indicate whether the statement is true or false

Anatomy & Physiology

The most ancient deuterostomes are

A) Annelids. B) Echinoderms. C) Mollusks. D) Arthropods.

Anatomy & Physiology