BIO 251 BUNDLED EXAM QUESTIONS WITH COMPLETE SOLUTIONS

Bio 251 Final Exam With Complete Solutions fresh whole blood is usually collected from: a) the heart b) superficial artery c) superficial vein d) capillary e) arteriole superficial vein When checking the efficiency of gas exchange, it may be necessary to draw a blood sample from a) the hea...

BIO 251 Exam 1 Questions With Complete Solutions negative feedback most used form, decreases original stimulus, opposite direction of initial change, ex: high/low blood glucose levels positive feedback amplification of original stimulus, cascading effect, point A to B, labor contractions (oxyt...

BIO 251 Exam 3 Questions With Complete Solutions Define symbiosis relationship between two organisms where at least one organism benefits define commensalism one organism benefits; other is unaffected Ex: Staph on skin define mutualism both organisms benefit Ex: E.coli in the intestine Define...

Bio 251 Exam 1 Questions With Complete Solutions tissues in the body are classified into which of the following four types? a. reproductive, digestive, skeletal, and respiratory b. skeletal, cardiac, endocrine, and nervous c. nervous, muscle, epithelial, and connective d. atoms, tissues, organs...

Bio 251 Exam 2 Questions With Complete Solutions afferent neurons carry impulse towards CNS. senses efferent neurons carry impulse away from CNS to rest of body, voluntary and involuntary what part of the peripheral nervous system controls internal organs visceral senses - afferent controls or...

Bio 251 Exam 1 WSU Questions With Complete Solutions Organs of the body are defined as a combination of two or more tissues that make up a structure which performs a specific function What contains most of the water found in the human body? intracellular fluid What type of ductless gland secret...

BIO 251 Exam 2 Questions With Complete Solutions T/F Anaerobic organisms must use glycolysis and fermentation to generate ATP False Which of the following would you be unlikely to find in a plasmid? A. Genes for making a toxin that kills gram positive bacteria B. Genes involved in binary fissio...

BIO 251 Exam 2 Questions With Complete Solutions what process do bacteria use to divide? binary fission How do you calculate bacterial growth? initial number of cells X 2 to the power of generation How many cells would you have if 5 cells were allowed to divide 4 times? 80 cells how do you cal...

Bio 251 - EXAM 2 Questions With Complete Solutions Which of the following statements about how the skin prevents disease is false? a) salt in sweat retards microbial growth b) the skin is the most common route for organisms to penetrate the body c) oil glands on the skin make it waterproof d) n...

Bio 251 Exam 1 WSU Questions With Complete Solutions What are two extracellular fluid compartments of the body? Interstitial Fluid and Plasma Cells specialized for contraction and force generation form which type of primary tissue? muscle tissue Which of the following accurately represents t...