Organization of the Body
Chemistry of Life
Cell Structure
Metabolism, Mitosis, and Meiosis
Potpourri
100
What is pathology?
the study of diseases of the body
100
What substance makes up 60-80% of our body?
Water
100
What organelle is the powerhouse of the cell
mitochondria
100
In cellular metabolism, carbohydrates are broken down into what?
glucose
100
What does high-density lipoprotein (cholesterol) do?
Collects bad cholesterol from the blood and carries it back to the liver to be flushed from the body
200
The spinal column is what to the latissimus dorsi?
medial
200
Do carbohydrates, lipids, and proteins become solutions or suspensions?
Suspensions
200
How many chromosomes to we have?
46 (23 from each parent)
200
Describe the difference between mitosis and meiosis.
Mitosis replicates the same cell (asexual). Meiosis must have 2 sets of chromosomes (one from each parent) to form a new daughter cell with different DNA that its parents (sexual reproduction).
200
What could be the result of a crossover on a homologous chromosome?
A mutation
300
the brain and the spinal cord are found in what cavity?
the dorsal cavity
300
What type of bonds are found in salt?
Ionic bonds
300
On what organelle does protein synthesis occur?
ribosomes
300
During what phase of mitosis are the chromosomes lined up at the center of the cell.
Metaphase
300
From when to when is the exam open from?
Friday 12:00AM to Sunday 11:59PM
400
The lining of the abdominal cavity is the parietal peritoneum. What is the lining of the stomach within that cavity called?
Visceral peritoneum
400
How does ATP make energy?
It breaks bonds
400
What is the function of embedded proteins within the phospholipid bilayer of the cell membrane?
Channel for active transport-- allows nutrients into the cell
400
What does insulin do?
It allows glucose to enter the body's cells to be used for energy.
400
Which cavity in your body is responsible for maintaining homeostasis?
Ventral
500
Using directional terms, describe where the pencil is in the skeleton. You must provide 3 correct examples.
Demonstration
500
How many neutrons does this element have?
Approximately 8; however, it varies in nature.
500
What is the function of lysosomes
Break things down
500
Sister chromatids of each parent cell split apart and one of each recombine to form a new
homologous chromosome
500
How many electrons can go in the first shell of an atom?
2