Vocabulary
Metastasis:
leave their original location to invade other locations
What are the two major phases of the cell cycle?
Name the 4 chambers of the heart
right atrium
right ventricle
left atrium
left ventricle
What kind of diabetes does Cass have?
Type 1
Define cancer:
Cancer is uncontrolled cell growth caused by a mutation in a gene that controls this process.
Malignant tumors have cells that grow uncontrollably and spread locally and/or to distant sites
What are the three stages of interphase?
G1 phase
S phase
G2 Phase
Name the 4 valves of the heart
bicuspid
tricuspid
aortic semilunar
pulmonary semilunar
What is the hormone secreted by the pancreas to control glucose?
insulin
What are the four base pairs in DNA?
A-T
C-G
A growth that is not cancer. It does not invade nearby tissue or spread to other parts of the body.
What point of M phase does a cell finally split into two?
Cytokinesis
Blood flows in the heart from Oxygen _________ to oxygen ____________.
rich to poor
What is the hormone excreted by the pancreas to break down glucose from the liver?
glucagon
When a DNA segment gets transcribed to mRNA, which base pair changes?
Thymine to Uracil and pairs up with Adenine
Transcription:
Transcription is the process of copying a segment of DNA into RNA.
What is the point of a cell cycle checkpoint?
Checkpoints are important points in the cell cycle where the cell is checked for accuracy by various proteins
What is the name of the chords that pull the valves?
Chordae Tendineae
Mainting glucose levels in the body is controlled by a ____________ & _____________ ___________ loop.
positive and negative feedback
How many base pairs make a codon?
3
Translation:
translation is the process in living cells in which proteins are produced using RNA molecules as templates. The generated protein is a sequence of amino acids.
What are the phases of M phase?
Prophase, metaphase, anaphase, telophase, cytokinesis
Name the 4 vessels of the heart
aorta
superior and inferior v. cava
pulmonary artery
pulmonary vein
What is the difference between positive feedback and negative feedback?
Give an example.
Positive feedback causes the reaction to continue, negative feedback causes the reaction to stop, or to do the opposite.
Sweating and shivering
insulin and glucagon
What is neurofibromatosis Type 1?
Neurofibromatosis type 1 is a condition characterized by changes in skin coloring (pigmentation) and the growth of tumors along nerves in the skin, brain, and other parts of the body. The signs and symptoms of this condition vary widely among affected people.