Solutions
The single most important risk for skin cancer is ________ overexpose to UV radiation
List the levels of organization of the body from simple to complex.
1. organ system
2. organism
3. tissue
4. organ
5. cell 5, 3, 4, 1, 2
The structure of bone tissue suits the function. Which of the following bone tissues is adapted to
support weight and withstand torsion stresses? compact bone
Which of the following lists the levels of biological organization in order from simplest to most
complex? cell, cardiac muscle, heart, cardiovascular system, human
Micro nutrients are. vitamins and minerals
, Muscular dystrophy affects the functioning of skeletal muscle. As this disease advances, it can
impair the contraction of the diaphragm and the muscles of the rib cage. What effect will this
have on the ability of people with this disease to carry out gas exchange It will decrease
their ability to exchange air into and out of the lungs, decreasing gas exchange.
Which of the following mineral is typically over consumed by american? sodium
If your body is dehydrated, the control center in the brain will stimulate the release of a hormone
which causes the reabsorption of water into the blood during urine formation. When the control
center senses that enough water is reabsorbed, it will stop the release of the hormone. This is an
example of a negative feedback mechanism.
The Best definition of a nutrient is a food component which performs a physiological
function in the body.
Carbohydrates are typically broken down to glucose, the molecule used as the energy
source in cells.
Proteins must be ingested in order to obtain essential amino acids
Digestion in humans and earthworms is similar in that both organisms, digestion is an
extracellular process, occurring in a complete digestive tract.