Digestive
Respiratory
Circulatory
Immune
Motor
100
What are the 3 carbohydrates and name 1 example for each?
-Monosaccharides (glucose) -Disaccharides (sucrose) -Polysaccharides (starch)
100
What is it called when the walls of alveoli becomes inflamed?
Emphysema
100
What is hyper tension?
High Blood Pressure
100
Which line of defense is Antimicrobial enzymes part of?
1st line.
100
What are the 3 types of Muscles and where are they?
Cardiac- heart Smooth- Organs/blood vessels Skeletal- Attached to the bone
200
What are the 3 components of gastric juice and what are their functions?
HCL - kill pathogens Mucus- stomach protection Pepsinogen- Pepsin- Breaks down amino acid chains
200
Describe the movement of the intercostal muscles and the diaphragm during inhalation and exhalation.
During inhalation, the diaphragm contracts and the intercostal muscles contracts. During exhalation, the diaphragm relaxes and the intercostal muscles relaxes.
200
What are the difference between Arteries and Veins?
Arteries- Carries blood away from the heart Veins- Carries blood back to the heart
200
Give 2 examples of auto immune diseases.
Rheumatic Fever Rheumatic Arthritis
200
Muscles that contract to bend a joint is called _____. Muscles that contract to straighten are called _____.
1- flexor 2- extensor
300
What are the 2 functions of the pancreas?
It secretes basic solution to neutralize acids and it secretes enzymes which digests food.
300
What is the atmosphere composition?
- Nitrogen- 78% - Oxygen- 21% - Others (Argon, CO2, etc.)- 1%
300
What causes Varicose Veins?
When valves of the veins do not function properly, and blood pools into the lower limbs
300
What is a anaphylactic shock? What are some symptoms?
Area gets inflamed and swell. Hard to breathe
300
What is summation?
The shortening from the first contraction and second contraction leads to greater force of contraction. It depends on how soon the second stimulus followed the first.
400
Explain the 2 enzyme model theory.
- Induced fit model - altered slightly using coenzyme + cofactors - Lock and key - specific enzymes
400
In what situation do we use the different chemoreceptors.
When you hold your breath, the CO2 receptors because there is a high level of CO2. Also, when there is not enough O2, (for eg. high level regions) O2 receptors will be activated.
400
What is the pathway of the blood flow?
Right Atrium - Right Ventricle - Pulmonary Artery - Lungs - Pulmonary Veins - Left Atrium - Left Ventricle - Aorta - Body - Vena Cava- Right Atrium.
400
When a bacteria enters the system, what are the steps of the 5 cells and what they do?
Helper T- Signals the B cells B cells- Produce antibodies Killer T- Punctures the membrane of the invader Suppressor T- Turns the immune system off Memory B- retains info of the invader
400
Describe the skeletal muscle structure.
Skeletal muscles is made of several bundles of cells called fibres. Each fibre is made of many myofilaments. These fibres are wrapped in a membrane called sacrolemma. The two kinds of myofilaments are Actin and Myosin.
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