Answer the following statements true (T) or false (F)
1. The skin composes about 6% of the body weight.
2. The glue-like basement membrane connects the connective tissue membrane to the underlying structures.
3. The parietal and visceral pleurae are actually two parts of a single, continuous membrane.
4. A possible serious complication of an infected appendix is pleurisy.
5. Keratin is a tough, waterproof protein that fills cells of the stratum corneum.
1. FALSE
2. FALSE
3. TRUE
4. FALSE
5. TRUE
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Which of these provides a non-specific cellular disease resistance mechanism?
a) Macrophages b) T lymphocytes c) B lymphocytes d) Memory B cells e) Stratified squamous epithelium
Paired structures made of microtubules that are perpendicular to each other are called the
A) chromosomes. B) ligand receptors. C) centromeres. D) nucleoli. E) centrioles.
When oxygen levels are low or absent, the cells revert to a process of:
A. aerobic metabolism. B. anaerobic metabolism. C. anaerobic anabolism. D. aerobic catabolism.
Atrial hypertrophy would probably cause an enlarged P wave on an electrocardiogram
Indicate whether the statement is true or false