What is true about Wolffian ducts?
a. They do not degenerate in females.
b. They develop into a male reproductive tract under the influence of testosterone.
c. They develop into male external genitalia under the influence of dihydrotestosterone.
d. Both a and b
e. Both a and c
B
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Which of the following equations is correct for calculating the filtered load?
A) glomerular filtration pressure × plasma concentration of solute B) glomerular filtration pressure × plasma concentration of solvent C) glomerular filtration rate / renal plasma flow D) glomerular filtration rate × plasma concentration of solute E) glomerular filtration pressure / renal plasma flow
Cardiac muscle cannot undergo tetanus because its absolute refractory period lasts almost as long as the muscle twitch
Indicate whether the statement is true or false.
Glomerular filtration is the first step in urine formation
a. True b. False Indicate whether the statement is true or false
Which layer of the epidermis consists of up to 30 layers of dead cells?
A. Stratum lucidum B. Stratum basale C. Stratum granulosum D. Stratum corneum E. Stratum spinosum