A substance that stimulates the immune system to release antibodies is the ________
A) antigen
B) growth factor
C) interleukin
D) fibrinogen
E) agglutinin
A
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The human body is made up of approximately how many specialized cell types?
a. 400 b. 200 c. 100 d. 50 e. 25
The stretch receptors in the central portion of the muscle spindle can be activated by
a. passive stretch of the whole muscle, including stretch of the muscle spindle b. contraction of the end portions of the muscle spindle c. gamma motor neuron stimulation of the muscle spindle d. all of the above e. none of the above
Which female structure has a similar tissue composition as the penis?
a. cervical canal b. clitoris c. fallopian tube d. labia majora e. myometrium
Cells which will undergo apoptosis would contain large numbers or quantities of ________.
A. centrioles B. rough endoplasmic reticulum C. lysosomes D. golgi apparatus