Aim: What are some diseases of the circulatory and respiratory system?

• Do Now: How does the respiratory system and the circulatory system work together to maintain homeostasis?

• Vocabulary: hyptertension, atherosclerosis, and emphysema

• Hand in HW PERIOD 6 ONLY

• HW due tomorrow pg 967 ques 1-10 and 19-22

• Results and Discussion section due via turnitin.com on 12/23 (extended)

• HW for 12/16 pg 900 questions 1-5 and pg 905 ques 5

• Exam on 12/17 circulation, respiration and the nervous system

Alveoli

Bronchiole

Capillary

Section 37-3

Figure 37-15 Gas Exchange in the Lungs

Gas Exchange in the Lungs

Air inhaled

Diaphragm

Rib cage rises

Air exhaled

Diaphragm

Rib cage descends

Inhalation Exhalation

Section 37-3

Figure 37-16 The Mechanics of Breathing

Breathing

http://www.yorku.ca/earmstro/journey/diaphragm.html

Types of diseases

• Define the following terms:

– Hypertension

– Atherosclerosis

– Emphysema

Hypertension• Symptoms

– Headaches, especially pulsating headaches behind the eyes

– Visual disturbances.

– Nausea and vomiting.

• Prognosis if left Untreated

– Heart Attack – Stroke– Renal Failure– Artery disease

Atherosclerosis

• NO REAL SYMPTOMS

• Causes:– Heart Attack– Stroke– Angina (Cardiac

Muscle)

• Preventative Options– Stress Test– Dieting– Medication

Emphysema

• Symptoms– Sever shortness of breath– Chronic Bronchitis

• What does it effect?– Alveoli walls become thin and

fragile; holes form– Lungs lose elasticity

• Treatment– Stop Smoking Immediately– Steriods– Inhalers/Oxygen – Antibotics– Lung Transplant– Partial Lung removal

Article

• Actively read the article• • Circle any key concepts

• Write down questions you may have

• Then work together to answer the following questions.