Atropine is sometimes used to dilate the pupil for an eye examination. Which receptor would atropine block?
A. Alpha 1 adrenergic receptor
B. Nicotinic receptor
C. Muscarinic receptor
D. Alpha 2 adrenergic receptor
E. Beta receptor
C. Muscarinic receptor
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The three major parts of a cell are
A. the nucleus, nucleolus, and nuclear envelope. B. the nucleus, cytoplasm, and cell membrane. C. microtubules, ribosomes, and centrosomes. D. the endoplasmic reticulum, Golgi apparatus, and vesicles.
Which of these is not part of a cell?
A) The plasma membrane B) The nucleus C) The cytoplasm D) All of the above are part of the cell.
Water movement between the ECF and ICF is called
A) incontinence. B) metabolic generation of water. C) urinalysis. D) diuretic factor. E) fluid shift.
In varicocele, the veins of the spermatic cord become dilated, reducing testicular flow. What is a possible implication that may follow?
A. Increased muscle mass B. Excessive testosterone, known as hypertestosteronemia C. Infertility D. Increased body hair