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27 Cards in this Set
- Front
- Back
Placenta |
The organ that forms in the uterus during pregnancy to serve as the respiratory, gastrointestinal, and excretory system for the fetus
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Prepuce
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Part of the penis removed in circumcision
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Progesterone
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If pregnancy occurs, menstruation does not occur until delivery as a result of continuous estrogen and progesteron secretion - itching, constipation and heartburn during gestation can be blamed on increased progesterone levels.
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puberty
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recent years, puberty in girls trends to occur between 8 and 13 years old - at puberty, there are approximately 400,000 ova remaining in the ovaries - Reproductive function begins with the onset of puberty, which is the final maturation of the reproductive system.
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Prostate
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With age, this organ typically increases in size in men - in men, the gland and surrounding the urethra that produces an alkaline fluid
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Protein
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Each gram of protein contributes 4 kcal of energy
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Proximal convoluted tubule
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Segments of the nephron in which about 60% to 70% of the water from the tubular fluid is reabsorbed
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Pylorus
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The area of the stomach that forms the curve of the "J" near the sphincter that opens into the duodenum
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Relaxin
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This hormone relaxes the pubic symphysis and other pelvic joints and softens and dialates the uterine cervix at the time of pregnancy
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renal calyces
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The cup - shaped structures into which any urine that is formed in the kidney drains
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Renal corpuscle
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Segment of the nephron where water and solutes are filtered from the plasma - together, the glomerular capsule and the glomerulus are known as the renal corpuscle
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Renal vein
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The capillaries in the kidney join and rejoin to form venules and veins that ultimately empty into the renal vein, which drains into the inferior vena cava
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Renin
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Kidney secreted hormone, has an effect on blood pressure
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Salivary gland
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Saliva is secreted
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Scrotum
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The pouch in which the testes hang
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Semen
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Has a slightly alkaline pH of 7.2 to 7.7
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Seminal vesicle
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This gland contributes approximately 60% of the seminal fluid
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Sigmoid
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Final portion of the colon
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Small intestine
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Duodenum, jejunum, ileum, about 90% of absorption occurs in the small intestine
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Spermatogenesis
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The formation process of sperm, the number of chromosomes is halved, from 46 to 23, in the meiosis I phase of spermatogenesis
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Sphincter
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Controlled by autonomic nerves
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Testes
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The testes work best at temperatures slightly less than core body temperature. Spermatogenesis is less efficient at lower and higher temperatures. This is presumably why the testes are located outside the body
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Testosterone
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Major hormones secreted by the interstitial cells of the testes - small amounts are also secreted by the adrenal glands. It is the principal male sex hormone
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Urethra
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Longer in men than women - in men it is a common passage for urine and semen
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Ureters
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The muscular tubes that transport urine from the kidneys to the bladder - 2 narrow tubes extend from the kidneys to the bladder
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Urine
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93% to 97% water - a sterile fluid
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Urinary bladder
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The urge to urinate begins when the bladder is filled with about 200 milliliter (7/8 cup)of urine - function is to temporarily store urine
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