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Ninth Grade (Grade 9) Anatomy and Physiology Questions

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Grade 9 Anatomy and Physiology
Many mammals control their body temperature by sweating. Which property of water is most directly responsible for the ability of sweat to lower body temperature?
  1. water's change in density when it condenses
  2. Water's ability to dissolve molecules in the air
  3. The release of heat by the formation of hydrogen bonds
  4. The absorption of heat by the breaking of hydrogen bonds
  5. Water's high surface tension
Grade 9 Skin, Skeleton, and Muscles
Grade 9 Respiration, Digestion, and Excretion
Grade 9 Respiration, Digestion, and Excretion
How does glucose enter the cell through the blood?
  1. It goes through the cell membrane through simple diffusion
  2. It gets turned into CO2 and then goes in through simple diffusion
  3. It goes in through active transport
  4. It goes in through facilitated diffusion
Grade 9 Skin, Skeleton, and Muscles
What is the function of the Skeletal System?
  1. Primarily Support
  2. Provides a frame work, protection, the bone marrow stores mineral salts and blood cell production.
  3. All body parts are connected to or are supported by the skeleton
  4. All of the above
Grade 9 Skin, Skeleton, and Muscles
List the 4 layers of the bone.
  1. Spongy bone
  2. Yellow marrow
  3. Periosteum
  4. Compact bone
Grade 9 Human Reproduction
When does conception or fertilization occur?
  1. a dominant gene overrides a recessive gene.
  2. sperm from a male unites with an egg from a female.
  3. an egg matures in a female's ovary.
  4. all 23 pairs of chromosomes are present.
Grade 9 Respiration, Digestion, and Excretion
Enzymes in the saliva begins the digestion of
  1. starch.
  2. protein.
  3. fat.
  4. acids.
Grade 9 Skin, Skeleton, and Muscles
Slightly movable joints are called                       .
  1. Ball and socket
  2. Between ribs and spine
  3. Sutures in skull
  4. Hinge elbows and knees
Grade 9 Skin, Skeleton, and Muscles
Hinge joints are freely movable joints found in your                  .
  1. Shoulder and hips
  2. Elbow and hips
  3. Elbow and knees
  4. Ribs and spine
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