Biology Forums - Study Force

Autoimmune diseases are disorders in which the immune system fails to distinguish ________ from foreign ones.
 
  A) self-immunoglobulins
  B) self-complement proteins
  C) self-antibodies
  D) self-antigens
  E) self-interleukins

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(Question 2) A pilus is a ________.
 
  A) gland associated with a hair follicle
  B) sensory nerve fiber around the base of a hair
  C) tiny muscle that moves a hair
  D) hair follicle
  E) hair

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(Question 3) Which cranial nerve innervates the sternocleidomastoid and trapezius?
 
  A) Vagus B) Facial C) Abducens D) Trigeminal E) Accessory

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(Question 4) The formula of an amino group is ________; the formula of a carboxyl group is ________.
 
  A) -OH; -SH
  B) -NH2; -COOH
  C) -COOH; -OH
  D) -CH3; -NH2
  E) -SH; -H2PO4

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(Question 5) What is a follicle composed of?
 
  A) An oocyte
  B) An organ in the ovary
  C) An oocyte enclosed in follicular or granulosa cells
  D) A group of granulosa cells
  E) A group of follicular cells

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(Question 6) Clotting deficiency can result from thrombocytopenia or hemophilia.
 
  Indicate whether the statement is true or false

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(Question 7) The cerebellum is the largest part of the brain.
 
  Indicate whether the statement is true or false

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(Question 8) A person who is HIV-positive and has a helper T (TH) cell count lower than ________ has AIDS.
 
  A) 200 cells/L
  B) 1,000 cells/L
  C) 20,000 cells/L
  D) 50 cells/L
  E) 5,000 cells/L

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(Question 9) Pancreatic enzymes are secreted in response to a hormone called ________.
 
  A) gastrin
  B) secretin
  C) glucagon
  D) insulin
  E) cholecystokinin (CCK)

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(Question 10) A ________ is an elevated patch of melanized skin.
 
  A) hemangioma
  B) friction ridge
  C) flexion line
  D) mole
  E) freckle

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