Which of the following descriptions best matches the term colony stimulating factor?
A) releases histamine
B) antibodies are one type
C) hormone that regulates blood cell formation
D) kills bacteria using cytotoxic chemicals
E) often elevated in allergic individuals
Answer: C
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The ________ circuit carries blood to and from the lungs
A) pulmonary B) systemic C) oxygen D) portal E) primary
The period of time during which an excitable membrane can respond again, but only if the stimulus is greater than the initial stimulus is the ________.
Fill in the blank(s) with the appropriate word(s).
ECF volume is directly dependent on the total quantity of which of the following salts in the body?
a. salts of potassium b. salts of sodium c. salts of calcium d. salts of magnesium e. all of these equally.
Smooth muscle contractions help to propel sperm cells in the ________.
A. seminiferous tubule B. seminal receptacle C. rete testis D. ejaculatory duct E. ductus deferens