If a mother had blood type _____, her second baby and subsequentchildren would be endangered if they hadtype A+.

	a.	type A– blood
	b.	type A+ blood
	c.	type B+ blood
	d.	type O+ blood

Which of the following statements about human blood isfalse?

	a.	blood plasma makes up more than half of the volume of normalblood
	b.	blood plasma is mostly water, with ions, amino acids, glucose,hormones, proteins, and other materials
	c.	white blood cells (leukocytes) make up about 40% of the volumeof normal blood
	d.	red blood cells (erythrocytes) are the most common bloodcells

Which of the following is not a causeof chronic high blood pressure (hypertension)?

	a.	increased diameter of peripheral arterioles
	b.	decreased elasticity of the walls of arteries and arterioles
	c.	buildup of cholesterol in the lining of arteries and arterioles(atherosclerosis)
	d.	increased resistance to blood flow in fatty tissues due toincreased number and size of fat cells (obesity)

Which of the following statements about cholesterol isfalse?

	a.	cholesterol is transported from the liver to peripheral tissuesby low density lipoproteins
	b.	cholesterol can build up in the lining of arteries andarterioles, a condition called atherosclerosis
	c.	dietary cholesterol is most common in plant tissues, especiallygreen leafy vegetables
	d.	healthy blood cholesterol is < 200 mg/dl total cholesterol /> 40 mg/dl HDL cholesterol ≤ 5.0