Term
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Definition
| functional unit of each kidney |
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Term
Name the 3 layers / structures that filter the blood plasma as it becomes the filtrate in the renal tubules.
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Definition
Endothelial fenestrations, basement membrane, slit membranes between podocyte feet
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Term
Name the parts of the renal tubule from Bowman's capsule to the papillary ducts.
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Definition
Proximal convoluted tubule, ascending & descending loops of Henle, Distal convoluted tubule, Collecting ducts
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Term
What is the difference between the glomerular capillaries & the peritubular capillaries?
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Definition
Glomerular capillaries are located in Bowman’s capsule – blood is filtered. Peritubular capillaries surround the renal tubules reabsorbing molecules from the tubules back into the blood
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Term
What blood vessel brings blood into the glomerular capillaries? What blood vessel drains blood away from the glomerular capillaries?
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Definition
Afferent arteriole, Efferent arteriole
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Term
What cell is responsible for the secretion of H+?
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Definition
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Term
| what cell is responsive to ADH? |
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Definition
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Term
What cells make up the juxtaglomerular apparatus? Where would you find each of these cells? What are their functions?
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Definition
Macula densa cells – terminal portion of the ascending loop of Henle / beginning portion distal convoluted tubule – monitor sodium & chloride levels
Juxtaglomerular cells – afferent arteriole – secrete renin |
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Term
What are the 3 sections of the male urethra?
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Definition
Membranous, Prostatic, Spongy
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Term
What openings would you find in the urinary bladder?
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Definition
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Term
12. What kind of epithelium lines the urinary bladder? The ureters?
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Definition
Transitional, Transitional
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Term
What is the tunica albuginea?
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Definition
Membrane that divides the testes into lobules
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Term
What is the function of Sertoli cells? What is the function of Leydig cells?
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Definition
Sertoli cells support developing sperm cells, mediate the effects of testosterone, secrete fluid for serm transport, secrete inhibin
-Leydig cells secrete testosterone
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Term
What is the acrosome? What is its function?
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Definition
Acrosome - modified, secretory vesicle/lysosome filled with enzymes (hyaluronidase & proteinases) for breaking through the protective layers surrounding the egg
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Term
What muscle is responsible for regulating the temperature within the testes?
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Definition
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Term
What spongy masses make up the penis?
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Definition
Paired corpora cavernosa, Corpus spongiosum
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Term
What is the function of the epididymis?
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Definition
Sperm maturation, storage, reabsorption
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Term
What ligaments support the ovaries?
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Definition
Broad, Ovarian, Suspensory
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Term
Name the 3 parts of the fallopian tubes.
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Definition
Infundibulum, Ampulla, Isthmus
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Term
Name the 3 layers of the uterus wall.
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Definition
Perimetrium, Myometrium, Endometrium
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Term
Name the 2 layers of the endometrium. Which one is shed during menstruation?
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Definition
Stratum basalis, Stratum funtionalis. Functionalis is shed
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Term
What is the corpus luteum? What is its function? What does it turn into during the female menstrual cycle?
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Definition
Remnants of the ovulate mature follicle. Secretes progesterone, estrogen, relaxin, inhibin. Corpus albicans
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Term
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Definition
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Term
What are the two protective layers surrounding the oocyte that the sperm must penetrate in order to fertilize it?
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Definition
Corona radiata, zona pellucida
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Term
What hormone is secreted by the embryo to maintain the corpus luteum?
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Definition
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Term
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Definition
A. Filtration - some substances are filtered into the nephrons
B. Secretion - some substances are secreted into the filtered liquid
C. Reabsorption - some substances are returned to the blood |
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