Ultrafiltration and osmoconcentration occur in
a. Protonephridia.
b. Metanephridia.
c. Mesonephridia.
d. metanephridia and mesonephridia.
e. protonephridia and metanephridia.
D
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The orgasm-emission phase of the male sexual response is stimulated by ________
A) efferent sympathetic signals from the sacral region of the spinal cord B) efferent parasympathetic signals from the lumbar region of the spinal cord C) efferent sympathetic signals from the lumbar region of the spinal cord D) efferent parasympathetic signals from the sacral region of the spinal cord E) efferent somatic signals from the thoracic region of the spinal cord
Blood vessels, nerves, and the ureter enter and leave the kidney at the ________.
A. hilum B. renal fascia C. renal pelvis D. renal pyramid E. renal capsule
Describe what is happening in the diagram
What will be an ideal response
Which name of the tissue that comprises the inner lining of the ventral body cavity?
A) columnar epithelium B) stratified epithelium C) endothelium D) simple squamous epithelium E) mesothelium