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Lila G
Anatomy Weeks 1-6
Question | Answer |
---|---|
Define homeostasis | The regulation and maintenance of stability of the body's internal necessities (hormones, oxygen level, temperature, digestion, etc,) |
What are the components of DNA? | Deoxyribose sugar, phosphate acid, pair of nucleotide bases (adenine-thymine, cytosine-guanine) |
What are the major groups of organic substances in the human body? | Carbohydrates, Lipids, Proteins, Nucleic acids |
A saline solution that contains a higher concentration of salt than the red blood cells would be: | Hypertonic |
Phagocytosis is an example of: | Passive transport |
Name the main parts of the cell membrane. | A hydrophilic phosphate head + a hydrophobic lipid tail |
What is a tissue? | A group of similar cells that perform a common function |
The area referred to as the true skin is the: | Dermis |
Which type of tissue has the greatest capacity to regenerate? | Muscle |
Hematopoiesis is carried out in the: | Red bone marrow |
Blood calcium levels involve secretion of which two hormones? | Parathyroid hormone (PTH) and calcitonin |
The purpose of creatinine phosphate in muscle contraction is to: | Replenish energy supply |
The protein molecule that has heads jutting out for cross-bridging in: | Myosin |
The chief function of the T-tubules is to: | Allow for electrical signals to move deeper into the cell |
Physiological muscle fatigue may be caused by: | Relative lack of ATP, high levels of lactate, failure of sodium-potassium pump |