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Weeks 1-6
Physiology weeks 1-6
| Question | Answer |
|---|---|
| Which is feedback is inhibitory/stimulatory? | Positive feedback is stimulatory Negative feedback is inhibitory |
| What are 4 types of lipids? | Triglycerides Phospholipids Steroids Prostaglandins |
| What are the two base pairs for DNA? | Adenine-thymine (A-T) & Guanine-cytosine (G-C) |
| What's the difference between Hypotonic, Isotonic, and Hypertonic? | Hypotonic = Cells swells Isotonic = Maintains same volume Hypertonic = Loses water and shrivels |
| Which bones have the site of hematopoiesis? | Flat bones and long bones |
| What molecules are important for the contraction of the muscles? | Calcium (Ca++) and ATP |
| What happens when there isn't enough stimulus to trigger an action potential? | Action potential doesn't happen and the membrane repolarize to resting. |
| What causes protein to denature? | Changes in temperature, changes in pH, radiation, and presence of certain hazardous chemicals |
| What are the membrane transport process? | Passive processes and Active processes |
| Which layer of the epidermis releases lamellar bodies? | Stratum Granulosum (granular layer). |
| Which zone only contains myosin? | H zone |
| Goblet cells produce what and what is it's function? | Goblet cells produce mucus which mostly functions as lubrication and protection. |
| What are the components of blood cells? | Erythrocytes (red blood cells), Leukocytes (white blood cells), and Thrombocytes (platelets). |
| What classification of joint is the ball-and-socket? | Multiaxial joint |
| What class is Epinephrine in and what subclass? | Class II: Amines Catecholamines |