What is considered a normal white blood cell count?
A. 3,540-9,060/mm3 of blood
B. 4.00-5.20 million/mm3 of blood
C. 540-9,060/mm3 of blood
D. 165,000-415,000/mm3 of blood
Answer: A
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Answer the following statements true (T) or false (F)
1. Glucocorticoids are steroid hormones that usually enhance the immune responses when an individual is suffering from severe stress. 2. Direct gene activation involves a second-messenger system. 3. All peptide hormone synthesis requires gene activation that produces mRNA. 4. All adenohypophyseal hormones except GH affect their target cells via a cyclic AMP second messenger. 5. The primary source of RBCs in the adult human being is the bone marrow in the shafts of the long bones.
Absence of the SRY gene and expression of the Wnt4 gene are necessary for female
reproductive structures to develop in an embryo and fetus. Indicate whether the statement is true or false
Which of the following structures helps to regulate body temperature?
A. Fenestrae B. Metarteriole C. Tunic D. Glomus
A patient with a severe liver disease is no longer able to produce plasma proteins, and in turn, her colloid osmotic pressure has decreased. What effect does this have on the net filtration pressure and GFR in her nephrons?
a) Net filtration pressure will increase in favor of filtration, and more filtrate will be produced. b) Net filtration pressure will decrease in favor of filtration, and more filtrate will be produced. c) Net filtration pressure will decrease in favor of filtration, and less filtrate will be produced. d) Net filtration pressure will increase in favor of filtration, and less filtrate will be produced.