HSCI 100 Midterm: 2: Review and Practice Testing

• School: Simon Fraser University
• Department: Health Sciences
• Course: HSCI 100
• Professor: neinkevanhouten

Document Summary

H s c i 1 0 0 : m i d t e r m r e v i e w: phases for mitosis and meiosis. In mitosis, if a cell with 5 chromosomes splits, how many daughter cells would there be: tissue organization. Which type of junction allows cells to communicate by allowing small molecules to pass from cell to cell: tight, adhesion, gap, hemidesmosomes. The li(cid:374)i(cid:374)g of the i(cid:374)testi(cid:374)e is pri(cid:373)arily co(cid:373)posed of : epithelial cells, muscle cells, connective tissue cells, nerve tissue. Air sacs of lungs, heart, blood vessel lining. Ducts of mammary glands, sweat glands, salivary glands. What is nervous tissue made up of? (2 cell types) Thermoregulation: regulate body temp. (dermal blood vessels and sweat glands: negative feedback system: Stimulus > sensor > control center > direct response to stimulus > effect. In a negative feedback system, the __ is a muscle or gland that functions to carry out the selected response.