Erythrocytes, or red blood cells make up of half of the blood's volume.

Indicate whether the statement is true or false.


Ans: True.

Health & Biomechanics

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The elevation, or height, of places on Earth is measured in relation to sea level, or the average level of the ocean's surface. The table below shows heights above sea level as a positive number and depth below sea level as a negative number. Find the difference in elevation between Mt. Elbrus and the Caspian Sea.



A) –5666 m
B) 5670 m
C) –5770 m
D) 5767 m
E) 5667 m

Health & Biomechanics

Antihistamine drugs are ________

A) only available as over-the-counter drugs B) only available as prescription drugs C) available as both as over-the-counter and prescription drugs D) Schedule III drugs

Health & Biomechanics

How does IgE induce the forcible ejection of parasites and toxic substances from the respiratory and gastrointestinal tracts?

What will be an ideal response?

Health & Biomechanics

Immunotherapy treats cancer using hormones or chemicals with hormone-like properties

Indicate whether the statement is true or false

Health & Biomechanics