Which of the following statements about the endocrine system is true?
a. Each endocrine gland secretes a single type of hormone.
b. Each endocrine hormone is secreted by a single endocrine tissue.
c. Each endocrine hormone acts on a single target tissue.
d. Each endocrine hormone activates a single type of receptor.
e. Many endocrine tissues have other non-endocrine functions.
E
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Lymphocytes and plasma cells ________.
A) all function and behave the same way. B) mediate the acquired immune response, are found primarily in lymphoid tissue, and all function and behave the same way. C) mediate the acquired immune response and are found primarily in lymphoid tissue. D) mediate the acquired immune response. E) are found primarily in lymphoid tissue.
Which of the following is the most abundant gas in the air?
A) oxygen (O2) B) nitrogen (N2) C) water vapor (H2O) D) carbon dioxide (CO2) E) hydrogen (H2)
Which of the following is false concerning neutrophils?
A) less abundant than lymphocytes B) can make cytotoxic chemicals C) can exit capillaries D) can destroy bacteria E) produced in the bone marrow
What are the functions of pleural fluid?
What will be an ideal response?