week-5 iLab

Cardiovascular System Worksheet

(There are two pages to this worksheet!)

NAME _________________________________

Complete the following steps:

Login to ADAM and view the following clinical animations:

Heartbeat

Cardiac Conduction System

Electrocardiogram interactive

Blood Pressure

Answer the following questions. Save your answers as a Word document and submit to the week 5 dropbox.

1. Track a drop of blood from its entry into the right atrium until it leaves the left ventricle. Be sure to include all anatomical landmarks, including the major vessels and valves the blood passes through on this journey.

2. Name the elements of the intrinsic conduction system in the correct order. Which one is called the “pacemaker”?

3. Match the following

___ normal sinus rhythm a. absence of ventricular electrical activity

___ ventricular fibrillation b. atrial and ventricular rhythms are regular

___ ventricular asystole c. sinus rate below 60bpm

___ sinus bradycardia d. ventricular rate 100 to 250 bpm

___ ventricular tachycardia e. dysrhythmia marked by rapid disorganized depolarization of ventricles

4. Define systolic and diastolic pressure.

5. What is normal blood pressure?

6. What is considered high blood pressure?

7. What factors influence blood pressure?