At the end of the luteal phase, if an embryo has not implanted,
A. the corpus luteum degenerates.
B. menstruation occurs.
C. ovulation occurs.
D. both the corpus luteum degenerates and menstruation occurs.
Answer: D
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Reticular cells originating from an embryonic epithelium are found in the:
a. Bronchiolar associated lymphoid tissue (BALT) of the respiratory system b. Lymph nodes c. Spleen d. Thymus e. Tonsils
A meniscus cushions articulating surfaces of bones
Indicate whether the statement is true or false
What region of the nephron reabsorbs about two-thirds of filtered Na+ and Cl-?
A. Glomerulus B. Distal convoluted tubule C. Collecting duct D. Ascending loop of Henle E. Proximal convoluted tubule
Some loop diuretics inhibit sodium and chloride reabsorption in the nephron loop. These would be useful for patients with which condition?
A. Hypertension B. Diabetes mellitus C. Diabetes insipidus D. Hypotension