Which embryonic membrane becomes part of the urinary bladder?
A. Amnion
B. Yolk sac
C. Allantois
D. Chorion
E. Placenta
C. Allantois
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Endometriosis can result in the formation of fibrous tissue around the ovaries and can prevent ovulation or obstruct the uterine tubes.
Answer the following statement true (T) or false (F)
The three structural components of a nucleotide are a pentose, a phosphate group, and a ________ base
A) nucleic B) hydrophilic C) hydrochloric D) nitrogenous E) sulfuric
The spleen is
A) embedded within the mucosa-associated lymphoid tissue. B) wedged between the pancreas, the left kidney, and the diaphragm. C) medial to the stomach and just inferior to the diaphragm. D) attached to the lateral border of the stomach. E) posterolateral to the liver.
What is the responsibility of the sodium/potassium pump?
A. Reestablish and maintain resting membrane potential. B. Prepare the neuron for another nerve impulse. C. Pump sodium out of the cell using active transport. D. All of these are correct.