2.1.5

The most common blood vessel phlebotomists draw blood from (in adults) is the

• carotid artery

• median cubital vein

• radial vein

• cardiac vein

Which of the following may be indicated by a low hematocrit?

• body is currently fighting infection

• low blood iron levels (anemia)

• dehydration

• blood loss

Which set of conditions is bad for overall heart health and can lead to plaque buildup in the arteries (atherosclerosis)?

• Low LDL levels and high HDL levels

• Low LDL levels and low HDL levels

• High LDL levels and low HDL levels

• High LDL levels and high HDL levels

Which of the following may indicate leukemia in a patient?

• High white blood cell count

• High red blood cell count

• Abnormal white blood cells

• Low platelet count

Electrolytes such as sodium, calcium, potassium and chloride are primarily examined to indicate

• proper kidney functioning.

• risk for diabetes.

• water balance in the body.

• brain and heart health.

Tags

NGSS.HS-LS1-3

The normal range for glucose in the blood is 65 - 99 mg/dL. A patient's blood test reveals that his blood glucose levels are 178 mg/dL. This may indicate that the patient

• is healthy, and there is nothing to be concerned about.

• is severely dehydrated.

• is going through a heart attack.

• may be at risk for diabetes.

Tags

NGSS.HS-LS1-3

Signals in the blood that may indicate risk for disease or the presence of disease or injury such as a recent heart attack that can be examined in a blood test are called

• leukocytes.

• electrolytes.

• biomarkers.

• risk factors.

A patient's HDL cholesterol levels in the blood is 38 mg/dL (optimal range is > 60 mg/dL). What does this indicate about the patient's diet?

• The patient's diet is high in saturated fats: processed meats, butter, fried foods.

• The patient's diet is high in unsaturated fats: plants oils, nuts, seeds, avocados.

• The patient's diet is low in unsaturated fats: plants oils, nuts, seeds, avocados.

• The patient's diet is low in saturated fats: processed meats, butter, fried foods.

What is the structure labeled D in the figure?

• erythrocytes

• plasma

• thrombocytes

• leukocytes

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

NGSS.MS-LS1-3

Which component of blood is responsible for carrying oxygen?

• plasma

• erythrocytes

• thrombocytes

• leukocytes