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MedCon 19
The following activity is for the "key terms" in chapter 19 of your textbook.
| Question | Answer |
|---|---|
| Alleles | matches pairs of genes; the term used to refer to the product when the chromosomes (one from each parent) pair up during fertilization of the egg; the genes on the chromosomes align |
| Atresia | the congenital absence or closure of a normal opening or lumen in the body; it may occur in a variety of areas |
| Auscultation | using the stethoscope to listen to body cavities and organs |
| Autosomes | a chromosome other than a sex chromosome; they determine bodily function |
| Buccal smear | a test for evaluating chromosomes; this test is performed by obtaining squamous epithelial cells from the buccal cavity, staining the cell and microscopically observing for X chromosomes called Barr bodies |
| Congenital anomaly | a birth defect |
| Dominant | in control |
| Epicanthus | a vertical fold of skin across the medial canthus of the eye giving the eyes an Asian appearance |
| Gene | the unit of chromosome that carries DNA information |
| Genotypes | the genetic pattern of the individual |
| Germ cells | sex cells |
| Heterozygous | having different paired genes |
| Homozygous | having identical genes |
| Karyotyping | a method of identifying chromosomes; this process involves taking a picture of a cell during mitosis, arranging the chromosomes pairs in order from largest to smallest and numbering them from 1 to 23 |
| Meiosis | the process of reproduction of germ cells in which they divide before duplication |
| Microcephaly | having an abnormally small head; usually associated with mental retardation |
| Mitosis | the process of reproduction of cells in which the 46 chromosomes duplicate and divide into two identical daughter cells each containing 46 chromosomes |
| Murmurs | abnormal sounds in the heart or vascular system |
| Phenotype | the physical expression of a genetic trait such as eye, hair or skin colour |
| Pyloromyotomy | a surgical procedure that involves incising and suturing the pyloric sphincter muscle |
| Recessive | lacking control; weak |
| Somatic | related to the body |
| Stricture | a narrowing |
| Viscous | thick |