{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

etx103 2007 exam

etx103 2007 exam - Name ETX 103A Exam II Short concise...

Info iconThis preview shows pages 1–2. Sign up to view the full content.

View Full Document Right Arrow Icon
N a m e : February 23, 2007 ETX 103A Exam II Short concise answers recommended 100 points total 1. Developmental toxicants can produce low birth weight and/or organ system aberrations. Please offer a plausible explanation for the following phenomena. (6 pts each) a. Cadmium produces developmental toxicity despite vanishingly small direct exposure of the embryo or fetus. b. DES produces malformation of the lower genital tract in female offspring during the critical period with only marginal if any effects on rate of cell growth. c. Alcohol likely affects development of the nervous system without being metabolized to acetaldehyde. (A similar explanation can be given for some other drugs of abuse.) 2. Suppose a woman (15,000 cm 2 surface area) went swimming in a lake contaminated by an organic solvent (Agent X, 3 μg/ml) and absorbed 18 mg of X (flux = 0.2 cm/hour) through her skin. How many hours did she spend swimming in the lake? (12 pts) 3. A shampoo was advertised that contained coal tar to reduce weathering (split ends) in hair. Give 3
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 2
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 3

etx103 2007 exam - Name ETX 103A Exam II Short concise...

This preview shows document pages 1 - 2. Sign up to view the full document.

View Full Document Right Arrow Icon bookmark
Ask a homework question - tutors are online