The placenta is formed by ________
A) maternal and fetal tissues B) fetal tissues C) maternal tissues
Answer: A
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The largest paranasal sinuses are the sphenoid.
Answer the following statement true (T) or false (F)
Choose the correct statement regarding the extracelullar fluid (ECF) and the intracellular fluid (ICF).
A) The composition of ECF and ICF is the same in males and females. B) Exchange between the ICF and ECF occurs across plasma membranes by osmosis only. C) The osmotic concentrations of the ICF and ECF are identical. D) Minor components of the ECF include lymph, CSF, synovial fluid, and the cytosol. E) The ICF has an abundance of sodium, potassium, phosphate, and chloride ions.
Duchenne muscular dystrophy is an X-linked, recessive disorder in which muscles waste away early in life, resulting in death in the teens or twenties. A man and woman in their late thirties have five children—three boys (ages 1, 3, and 10 years) and two girls (ages 5 and 7 years). The oldest boy shows symptoms of the disease. What are the probabilities that their other children will develop the
disease? What will be an ideal response?
The respiratory infection that affects the most people each year is the _________________________.?
Fill in the blank(s) with correct word