Hemiblock Case Studies
Case 1: Left anterior hemiblock, step-by-step example Tap the arrow to view the case. Lead I is positive, so the QRS direction is to the patient’s left side (somewhere between –90 and +90). Lead AVF is negative, so the QRS direction is upward (this narrows it down to between 0 and –90). Lead II is […]
10. Hemiblock
In this material Self-study learning goals Identify the components of the conduction system. Identify the two parts of the left bundle. Describe the criteria for left anterior hemiblock. Describe the criteria for left posterior hemiblock. Identify left anterior hemiblock on the EKG. Identify left posterior hemiblock on the EKG. Overview The heart has specialized cells […]
IV. EKG Changes Related to Conduction Abnormalities
In this material
Gross Anatomy base material 5
25 Scalp and cranial cavity OPTIONAL READING Clinically Oriented Anatomy, 7th ed., Internal surface of cranial base section through Posterior Cranial Fossa; Face and scalp section through Lymphatic drainage of face and scalp; Cranial meninges section through Arachnoid mater and pia mater; Cerebral arterial circle section and Venous drainage of brain section. CHAPTER […]
Public Health knowledge checks
Your responses to these knowledge checks will not be retained; the purpose is to give you an opportunity to review what you have learned.
HEENT exam
Lesson 3 knowledge check
Question 1 Which of the following factors is most likely to influence health outcomes and quality of life across different populations? Question 2 Epidemiology primarily focuses on: Question 3 Health promotion is best described as: Question 4 Global health issues are characterized by: Question 5 Public health ethics involves: previous Module 1, Lesson 3 Next […]
Lesson 2 knowledge check
Question 1 Why were quarantine measures significant during the Colonial Era in the United States? Question 2 What was the impact of the establishment of the Marine Hospital Service in 1798 on public health? Question 3 How did the Sanitation Movement in the mid-1800s contribute to public health? Question 4 Why was the acceptance of […]
Lesson 1 knowledge check
Definition of Public Health Question 1 Which definition of health encompasses a holistic view, including physical, mental, and social well-being? Question 2 Public health involves organized community efforts. Which of the following is NOT typically included in these efforts? Question 3 Public health activities aim to create conditions in which people can be healthy. Which […]