Respiratory distress syndrome is caused by lack of __________.
a. mucus
b. a surfactant
c. an alveolar surface area
d. ciliated epithelial cells
Ans: b. a surfactant
Anatomy & Physiology
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If left untreated, cataracts can lead to what?
A. Blindness B. Presbyopia C. Myopia D. Hyperopia
Anatomy & Physiology
The term that describes the back of the elbow is ________
Fill in the blank with correct words.
Anatomy & Physiology
Which of the following is not a vein of the lower limb?
A) Posterior tibial artery B) Fibular vein C) Popliteal vein D) Medial plantar artery E) Anterior interosseous artery
Anatomy & Physiology
When walking down stairs or a steep hill, the knee is flexed. Which structure prevents the tibia from sliding too far posteriorly, and the femur from sliding too far anteriorly?
A: patellar ligament B: ACL C: PCL D: medial meniscus E: lateral meniscus
Anatomy & Physiology