Ch 20 & 21 Lecture Test Flashcards
What are the 11 body systems?
-circulatory
-integumentary
-nervous
-reproductive
-lymphatic
-respiratory
-digestive
-skeletal
-muscular
-endocrine
-urinary
What is normal heart rate?
60-100 BPM
What is bradycardia?
Heart rate below 60 BPM
What is tachycardia?
Heart rate above 100 bpm
What is normal blood pressure?
120 over 80
120/80
What is normal body temperature?
98.6 degrees F
Or 37 degrees C
What is normal 02 saturation?
95-100%
What is the pain scale?
1-10
What is normal respiratory rate?
12-20 breaths/minute
What cholesterol is good and what is bad?
HDL= good
LDL= bad
What is angina pectoris?
chest pain that occurs when a part of your heart doesn’t get enough blood and oxygen
What is atherosclerosis?
chronic disease in which fatty deposits (plaques) build up in the inner lining of the arteries
What is a carotid body?
a small sensory organ in the neck that helps regulate breathing and blood pressure
What is a murmur?
a whooshing or swishing sound of your heart when blood flows abnormally over your heart valves
What is a myocardial infarction?
Heart attack
What is a pacemaker?
an artificial device for stimulating the heart muscle and regulating its contractions
What is pulse?
the number of times the heart beats within a certain time period, usually a minute (heart rate)
What are the functions of the cardiovascular system?
-transportation
-temperature regulation
-blood clotting
-immune function
What does the cardiovascular system transport?
-oxygen and carbon dioxide
-delivery of nutrients and hormones
-waste removal
Where is the heart located?
Between body of the sternum and vertebral column (in mediastinum)
Fibrous pericardium
-Prevents over distention
-acts as anchor
Serous pericardium
-visceral and parietal
-protection against friction
What is the outer layer of the myocardial wall?
Epicardium
What is the middle layer of the myocardial wall?
Myocardium