Where is the saccule located?
A. In the auditory tube
B. Lateral to the auditory ossicles
C. Within the vestibule
D. Within the cochlea
E. Within the middle ear
Answer: C
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The "lub-dup" heart sounds are produced by:
A. the walls of the atria and ventricles slapping together during a contraction. B. the blood hitting the walls of the ventricles and arteries, respectively. C. the closing of the atrioventricular valves ("lub") and the closing of the semilunar valves ("dup"). D. the closing of the semilunar valves ("lub") and the closing of the atrioventricular valves ("dup").
Following is a list of components of the renal tubule system. 1. ascending limb of nephron loop 2. ureter 3. distal convoluted tubule 4. descending limb of nephron loop 5. minor calyx 6. proximal convoluted tubule 7. papillary duct 8. renal pelvis Choose the correct order of components through which the initial filtrate of urine flows from the renal corpuscle and is conducted to the urethra to be excreted as urine.
A) 4, 1, 6, 3, 7, 5, 8, 2 B) 3, 4, 1, 6, 5, 8, 7, 2 C) 6, 1, 4, 3, 5, 7, 8, 2 D) 3, 1, 4, 6, 8, 7, 5, 2 E) 6, 4, 1, 3, 7, 5, 8, 2
Which branch of microscopic anatomy is the study of tissues?
A. Histology ?B. Cytology ?C. Embryology ?D. Developmental anatomy ?E. Surgical anatomy
Which of the following is true of the dermis?
a. It is the outermost layer of skin. b. It is thicker than the epidermis. c. It is made up of epithelial tissue. d. All of the above are true of the dermis.