A history of a patient’s tobacco use is important for which of the following reasons?   1. There is a strong relationship between smoking and chronic obstructive pulmonary disease (COPD). 2. There is a strong relationship between smoking and the use of illicit drugs such as marijuana, cocaine, and heroin. 3. There is a strong relationship between smoking and cardiovascular disease. 4. There is a strong relationship between smoking and lung cancer.

1.8 Another word for “sniffing” is:[ans1] (1)

Why does cor pulmonale develop with chronic lung disease?

1.9 Was this a once off occurrence that a dog was able to diagnose cancer in a human?  Provide evidence (a reason) from the text to prove your answer.   (2)

Which of the following symptoms is often seen in patients with tight building syndrome?   1. Headache 2. Eye irritation 3. Cough 4. Palpitations

Now that a vaccination will be discovered for the human papillomavirus, it is expected that the vaccination will reduce the incidence of carcinoma at which of the following sites?

What action is directly responsible for muscle relaxation: 

Which of the following terms best describes a louder version of a vesicular sound that can be heard over lung consolidation?

What is the mechanism of Meckel’s diverticulum?

A 28-year-old woman presents to the clinic with a complaint of infertility. She states that she and her husband have been trying to get pregnant for approximately 1 year without success. She had menarche at age 14 years. Since that time, she has had regular menses lasting 5 days, without significant dysmenorrhea or abnormal bleeding. She has never been pregnant. The medical history is notable for gonorrhea and trichomoniasis at age 18 years. In addition, she has had an abnormal Pap smear consistent with human papillomavirus at age 20 years, with normal Pap smears since that time. She takes no medications. She has been married for 2 years and is sexually active only with her husband. Before her marriage, she had approximately 25 sexual partners, mostly during her college years. Her physical examination is unremarkable. Which of the following may be a cause of infertility in this patient?