CH 19 & 20 SG

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tpvang
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297209
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CH 19 & 20 SG
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2015-03-01 19:23:00
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19 20 SG
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CH 19 & 20 SG
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  1. most of water output from the body is in the form of?
    urine
  2. all of these are cations except?
    A) bicarbonate ions
    B) calcium ions
    C) potassium ions
    D) sodium ions
    A) bicarbonate ions
    (this multiple choice question has been scrambled)
  3. an electrolyte is a substance that, in solution, dissociates into its?
    A) positive atoms
    B) positive and negative ions
    C) negative molecules
    D) positive and negative bonds
    B) positive and negative ions
    (this multiple choice question has been scrambled)
  4. water will move by osmosis to an area where there are more?
    A) membranes
    B) water molecules
    C) cells
    D) electrolytes
    D) electrolytes
    (this multiple choice question has been scrambled)
  5. proteins are significant anions in which of these fluids?
    A) tissue fluids and lymph
    B) plasma and intracellular fluid
    C) tissue fluid and intracellular fluid
    D) lymph and cerebrospinal fluid
    B) plasma and intracellular fluid
    (this multiple choice question has been scrambled)
  6. extracellular fluid includes all of these except?
    A) cerebrospinal fluid
    B) water in capillaries
    C) water within cells
    D) tissue fluid
    C) water within cells
    (this multiple choice question has been scrambled)
  7. Normal pH of blood?
    7.35 - 7.45
  8. The mechanism with the greatest capacity to correct an ongoing pH imbalance is the?
    A) buffer systems
    B) digestive system.
    C) respiratory system
    D) kidneys
    D) kidneys
    (this multiple choice question has been scrambled)
  9. a state of acidosis affects the?
    A) CNS, causing confusion and coma
    B) digestive system, preventing the digestion of proteins
    C) CNS, causing muscle spasms and convulsions
    D) respiratory system, causing the respiratory rate to decrease
    A) CNS, causing confusion and coma
    (this multiple choice question has been scrambled)
  10. the respiratory system will help compensate for a metabolic acidosis by?
    A) increasing the respiratory rate to retain more CO2
    B) decreasing the respiratory rate to retain more CO2
    C) decreasing the respiratory rate to exhale less CO2
    D) increasing respiratory rate to exhaled more CO2
    D) increasing respiratory rate to exhaled more CO2
    (this multiple choice question has been scrambled)
  11. to compensate for acidosis, the kidneys will excrete?
    A) more sodium ions
    B) more Hydrogen ions
    C) more bicarbonate ions
    D) fewer hydrogens ions
    B) more Hydrogen ions
    (this multiple choice question has been scrambled)
  12. an untreated patient with diabetes who is in a state of ketoacidosis will?
    A) be breathing slowly
    B) be breathing rapidly
    C) excrete an alkaline urine
    D) excrete a urine with a pH of 7
    B) be breathing rapidly
    (this multiple choice question has been scrambled)
  13. in tissue fluid and plasma, the most abundant cation is?
    A) chloride
    B) potassium
    C) sodium
    D) calcium
    C) sodium
    (this multiple choice question has been scrambled)
  14. the intracellular cation that is essential for the repolarization of neutrons and muscle cells is?
    A) potassium
    B) sodium
    C) calcium
    D) chloride
    A) potassium
    (this multiple choice question has been scrambled)
  15. the water found within cells is called _____ fluid and is about _____ of the total body water.
    intracellular/ (2/3)
  16. the chambers of the heart and all the blood vessels form one compartment, and all of the blood vessels form one compartment, and the water within it is?
    intravascular fluid
  17. The fluid in spaces between the tissue cells.
    interstitial fluid
  18. positive ions are called?
    Cations
  19. Negative ions are called?
    Anions
  20. the result of breathing more rapidly, which increases the amount of CO2 exhaled. Due to fewer CO2 molecules in the body fluids, fewer H+ ions are formed and pH tends to rise.
    Respiratory alkalosis
  21. not common but may be caused by the overuse of antacid medications or the vomiting of stomach contents only. CO2 retained within body increases the formation of H+ ions, which help lower pH back toward the normal range
    metabolic alkalosis
  22. regulation of the water balance of the body is a function of the?
    A) thalamus
    B) medulla
    C) cerebrum
    D) hypothalamus
    D) hypothalamus
    (this multiple choice question has been scrambled)
  23. secondary source of water is the water in?
    food
  24. the major pathway of water loss is by way of the _____ in the form of _____ .
    urinary system/urine
  25. the secondary pathway of water loss is by way of the _____ in the form of _____ .
    skin/sweat
  26. smaller amounts of water are also lost in _____ and _____.
    exhaled water vapor/ feces
  27. the term meaning: concentration of dissolved materials in a fluid
    osmolarity
  28. as water is absorbed by the digestive tract, the osmolarity of the body fluids _____ (increase/decrease) toward normal
    decrease
  29. the process of meiosis produces _____ cells, each with the _____ number of chromosomes
    A) 2/diploid
    B) 4/diploid
    C) 4/haploid
    D) 2/haploid
    C) 4/haploid
    (this multiple choice question has been scrambled)
  30. the process of spermatogenesis produces?
    A) sperm cells, from puberty throughout life.
    B) sperm cells, from puberty to age 50
    C) only one functional sperm cell and 3 polar bodies
    D) sperm cells, in cycles of 28 days
    A) sperm cells, from puberty throughout life.
    (this multiple choice question has been scrambled)
  31. the process of oogenesis produces?
    A) egg cells from puberty throughout life.
    B) an egg cell approximately every 28 days
    C) egg cells and is stimulated by the hormones estrogen and progesterone
    D) an egg cell with the diploid number of chromosomes
    B) an egg cell approximately every 28 days
    (this multiple choice question has been scrambled)
  32. the part of the testes that produce sperm are the?
    A) seminiferous tubules
    B) epididymides
    C) interstitial cells
    D) rete testis
    A) seminiferous tubules
    (this multiple choice question has been scrambled)
  33. During ejaculation, approximately 2-4 mL of semen is expelled.  Each mL of semen contains about _____ sperm cells.
    100 million
  34. the part of the sperm cell that contains the 23 chromosomes is the?
    A) middle piece
    B) head
    C) acrosome
    D) flagellum
    B) head
    (this multiple choice question has been scrambled)
  35. the male reproductive duct that carries semen through the penis to the exterior is the?
    A) urethra
    B) ductus deferens
    C) ejaculatory duct
    D) epididymis
    A) urethra
    (this multiple choice question has been scrambled)
  36. A zygote is a?
    A) mature ovum with 46 chromosomes
    B) fertilized egg with 46 chromosomes
    C) fertilized egg with 23 chromosomes
    D) mature ovum with 23 chromosomes
    B) fertilized egg with 46 chromosomes
    (this multiple choice question has been scrambled)
  37. the site of fertilization is usually the?
    A) uterus
    B) vagina
    C) ovary
    D) fallopian tube
    D) fallopian tube
    (this multiple choice question has been scrambled)
  38. the layer of the uterus that will become the maternal portion of the placenta is the?
    A) epimetrium
    B) serosa
    C) endometrium
    D) myometrium
    C) endometrium
    (this multiple choice question has been scrambled)
  39. the ovum matures and the endometrium develops during this phase of the menstrual cycle?
    A) the ovarian phase
    B) the follicular phase
    C) the menstrual phase
    D) the luteal phase
    B) the follicular phase
    (this multiple choice question has been scrambled)
  40. during menstrual phase of the menstrual cycle, the functional layer of the endometrium is?
    A) stimulated to grow by estrogen
    B) lost in menstruation
    C) regenerated by the basilar layer
    D) stimulated to grow by progesterone.
    B) lost in menstruation
    (this multiple choice question has been scrambled)
  41. in meiosis, one cell divides twice to form four new cells, each with the _____ (Haploid/Diploid) number of chromosomes, which is ______ (23/46)for humans.
    Haploid/23
  42. Contains enzymes to digest the membrane of the egg cell?
    Acrosome
  43. provides motility in the sperm cell?
    Flagellum
  44. During a women's childbearing years, ______ of these follicles will produce mature ova.
    300-400
  45. estrogen secretion decreases, ovulation and menstrual cycles become irregular and eventually cease, vaginal dryness may lead to more infections, common within 45-55 y/o women.
    menopause
  46. the fringe-like projections of this end of the tube are called _____ and help pull the ovum into the tube.
    • fimbriae
  47. if a zygote doesn't reach the uterus but continues to develop within the fallopian tube, the pregnancy is called?
    ectopic pregnancy
  48. The large central portion of the uterus?
    The body of uterus
  49. Above the body is the _____ of the uterus, and the lower portion that opens into the vagina is the cervix.
    • Fundus
  50. the smooth muscle layer of the uterus is called the?
    myometrium
  51. what is the function of the myometrium?
    contracts for deliver of the baby and placenta
  52. this menstrual cycle phase begins with the loss of the functional layer of the endometrium. during this phase the hormone FSH stimulates growth of several ovarian follicles.
    menstrual phase.
  53. LH allows ruptured follicle become the corpus luteum and secretes progesterone which stimulates further growth of blood vessels.
    Luteal phase.
  54. causes urethritis in men, may cause pelvic inflammatory disease (PID) in women due to it being asymptomatic
    Gnorrhea
  55. this STD that is caused by a bacterium and, if untreated, may have serious or even fatal effects on the heart or nervous system is?
    syphilis
  56. caused by herpes simplex type 2 and usally causes painful lesions. Can be fatal to newborns/neonatal affecting their nervous system.
    genital herpes.
  57. most prevalent STD caused by bacteria in the United States, also may be asymptomatic. Can be treated with antibiotic
    Chlamydia

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