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Biology Revision 3

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  • How many pairs of ribs do we have?
    12
  • Which glands can be modified into mammary glands?
    sweat glands
  • Which organ produces bile?
    Liver
  • Which sex chromosomes do males have?
    XY
  • What does blood contain?
    RBC, WBC, plateles, plasma
  • What gland produces adrenaline?
    Adrenal gland
  • How many teeth do adults have? (permanent teeth)
    32
  • How do we call the colored part of our eye?
    Iris
  • Which muscle helps you to move your forehead?
    frontalis
  • What is lymph?
    Lymph is filtered blood plasma — it helps remove waste, fight infection, and transport substances that your blood doesn’t carry directly.
  • Name two facial bones
    zygomatic, sphenoid, maxilla, mandible, ethmoid, nasal, lacrimal...
  • Name one irregular bone
    vertebrae
  • Name one long and one short bone.
    Long - femur, radius, Short - phalanges
  • Which organ stores bile?
    Gallbladder
  • Which muscle can we find around the eye?
    Orbicularis oculi
  • What is the difference between smooth and skeletal muscles?
    smooth - involuntary, one nucleus, do not tire quickly, skeletal - voluntary, multinucleated, tire
  • Explain internal respiration.
    Exchange of gases between blood and cells in tissues.
  • Which bone makes up the knee?
    Patella
  • Which type of muscle is involuntary?
    Smooth and cardiac
  • Name two diseases of the skin
    Acne, eczema, psoriasis, melanoma, herpes
  • What is the purpose of mitosis?
    To produce two identical body cells for growth and repair.
  • How many teeth do children have? (temporary teeth)
    20
  • Which blood type is known as the universal donor?
    0 negative
  • Which blood vessel is the smallest?
    Capillary
  • What do we call different forms of the same gene?
    Alleles
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