A 57-year-old woman visits her primary care provider (PCP) complaining of chronic shortness of breath, at rest and with exertion, and a productive cough with sputum.  The patient reports having smoked since age 16, and is currently smoking 1.5 pack/week. She denies drinking alcohol.  Past medical history is significant for bouts of untreated essential hypertension.  Vital signs reveal blood pressure 165/100 mm Hg. 88 HR, 21 RR. Physical exam reveals pronounced wheezing on lung auscultation.  ECG is normal, and CXR shows no lung consolidation.  Spirometry reveals low FEV1 & FEV1/FVC.  Inhalation of a bronchodilator does not improve FEV1 or FEV1/FVC.  Her peak flow meter reading is 110 L/min. The patient’s PCP prescribes Ipratropium bromide (Atrovent®), administered through a metered dose inhaler.  After 1 week of treatment, the patient’s peak flow velocity improves to 220 L/min. 14. Which of the following mechanisms explains the therapeutic effect of Ipratropium bromide in this patient?

10.6 How much has the temperature in flask B increased by over the two days? Show all your working out. (2)

During a range-of-motion session, the patient reaches up and touches his hand to his shoulder. This motion should be charted as:

EXTRA ESSAY ANSWER SPACE Use this space only if necessary. 

2.3 What type of genetic material does the virus of COVID-19 contain? (1)

Which of the following are common symptoms associated with altered mobility? (Select all that apply)  

5.2.1 Give the name of the group 1 elements. (1)

4.3 Addition polymerisation is… (1)       A) breaking of bonds in the polymer to form monomers.   B) an endothermic reaction.   C) a chemical reaction whereby monomers are bonded to form a polymer.   D) when sulphur forms cross links within the rubber molecule.  

Find the prime factorization of:

Solve the following using the number-line model. a)  -6 – -2 b)  -4 + 8