Bio 202 Study guides, Class notes & Summaries

Occurs when small molecules pass through epithelial cells into the blood for distribution to the body cells - correct answer absorption The _______ abuts the lumen of the alimentary canal and consists of epithelium, Lamina propria, and muscularis mucosae - correct answer mucosa Peristalsis - correct answer Involuntary waves of muscle contraction that keep food moving along in one direction through the digestive system. The _ traverses down the left side of the abdominal cavity and becom...

Virulence: mycolic acid in cell wall causes slow growth, protection from lysis once bacteria are phagocytized, capacity for intracellular growth, resistance to Gram-staining, detergents, many antimicrobial drugs, and dessication - Mycobacterium Tuberculosis Unique properties: grows very slowly, can live within macrophages, tuberculin skin test--positive when red swelling appears, BCG vaccine is used in countries w/ lots of TB cases, effective on 80% of children and 20-50% of adults, cord fact...

1. Proper aseptic technique is crucial to ensuring growth of pure bacterial colonies. What is one experimental way you can test your practices to confirm that you are using proper aseptic technique?This could be done by having a control agar plate where sterile loop was used to streak the agar. If it grows bacterial colonies after some time, then aseptic technique was not successful. 2. In a laboratory setting, what are three ways you can properly sterilize culturing equipment? a. Dry hea...

Tunica Intima correct answersinternal-contains endothelium Tunica Media correct answers(middle)-layers of elastin and smooth muscle cells, where vasoconstriction/dilation occurs Tunica Externa correct answers(external)-loosely woven collagen fibers, also contains nerves/elastin fibers/lymph vessels Elastic Arteries correct answers(Conducting)-located near the heart, aorta and branches, largest in diameter Muscular Arteries correct answers(Distributing)-majority of 'named' arteries,...

“Pre-Lab Questions” 1. Escherichia coli is one of the most common causes of foodborne illness, yet it is also a common microorganism found within the human gut. What explains this disparity? This is due to the fact that some E Coli have components that are thought to have an alien structure. Infection is primarily brought on by this. 2. There are several foods and beverages listed in this lab that are created through the actions of microorganisms. Name five of the foods and the specifi...

A&P 2 Exam 1 Question 1 Incorrect 0.00 points out of 1.00 Flag question Question text A person with O blood type has which of the following? Select one: a. A antigens, and B antibodies b. B antigens, and A antibodies c. No antigens, and A and B antibodies d. A and B antigens, and no antibodies Feedback The correct answer is: No antigens, and A and B antibodies Question 2 Correct 1.00 points out of 1.00 Flag question Question text A pituitary tumor that causes chronic secretion of TSH would resul...

BIO 235 Midterm 1 Questions with complete solutions | Latest 2023/2024 metabolism--sum of all chemical processes catabolism--that break down molecules, releasing energy. anabolism--the process of building up larger molecules from smaller ones. 3 things that effect growth in the body size--1. increase in the size of existing cells ase in the number of cells ase in the size of material between the cells differentiation--unspecialized cells becomes specialized reproduction is the formation ...

(Answered)Bio 264 Exam 3 2022