1. Lesson 29

2. Lesson 29 #1 WordPart of Speech DefinitionSentence Capillary A)Noun B)Adjective A)Any of the tiny blood vessels that connect the smallest arteries to the smallest veins. B)Small and slender, with a very small internal diameter A)If you cut your finger, the capillaries there will contract to help slow the bleeding. B)The scientist watched the liquid rise up the capillary tube.

3. Lesson 29 #2 WordPart of Speech DefinitionSentence Convalesc ence NounGradual return to health and strength after an illness or other problem Considering his advanced age, Max’s convalescence was surprisingly short.

4. Lesson 29 #3 WordPart of Speech DefinitionSentence EnervateVerbTo weaken; to destroy strength During the heat wave, many people complained of feeling tired and enervated.

5. Lesson 29 #4 WordPart of Speech DefinitionSentence Epidemiol ogy NounThe branch of medicine that deals with the causes, spread, and control of disease in populations Groundbreaking studies in epidemiology showed that cholera originates from drinking contaminated water.

6. Lesson 29 #5 WordPart of Speech DefinitionSentence EpidermisNounThe protective outer skin of vertebrates Too much exposure to the sun’s ultraviolet rays causes damages to a person’s epidermis.

7. Lesson 29 #6 WordPart of Speech DefinitionSentence InfirmityNounA physical disability or weakness Lionel’s infirmity prevented him from walking without crutches.

8. Lesson 29 #7 WordPart of Speech DefinitionSentence MaladyNounA disease, ailment, or disorder Lyme disease is a malady spread by deer ticks.

9. Lesson 29 #8 WordPart of Speech DefinitionSentence PallorNoun Extreme or unnatural paleness Symptoms of anemia include weakness and pallor.

10. Lesson 29 #9 WordPart of Speech DefinitionSentence Suscepti ble AdjectiveA)Likely to be infected or made ill B)Easily influenced or affected; sensitive A)Young children and the elderly are particularly susceptible to new viruses. B)Antoinette’s insecurity made her susceptible to flattery.

11. Lesson 29 #10 WordPart of Speech DefinitionSentence VirulentAdjectiveA)Capable of causing infection; very harmful or poisonous B)Strongly and bitterly hateful A)Children are often vaccinated to prevent virulent diseases. B)The author was hurt by the virulent criticism of his novel.