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JUSTINE BERNARDINO
PHY WEEK 6-13
| Question | Answer |
|---|---|
| Intrinsic control: | is sometimes called autoregulation |
| the contraction of the uterus during the birth of a baby is an example of ------ feedback. | positive |
| intracellular parasites that consist of DNA or RNA surrounded by a protein coat and sometime by a lipoprotein envelope are called.. | viruses |
| Pathogenesis can be defined as: | the course of disease development |
| The normal reading to range of normal is called the | set point |
| negative feedback control systems | oppose a change |
| Positive feedback control systems | accelerate a change |
| Homeostasis can best be described as: | state of relative constancy |
| Shivering to try to raise your body temp back to normal would be an example of: | the body trying to maintain homeostasis and negative feedback mechanisms |
| Basic components in a feedback control loop | effector mechanism, sensor, integrating center |
| Sometimes referred to as animal starch, ___ is the main polysaccharides in the body. | glycogen |
| unsaturated fats | will kink or bend because of the double bonds between the carbon atoms |
| Examples of organic substances | lipids, carbohydrates, proteins |
| what lipid acts as a tissue hormone? | prostaglandins |
| The type pf lipoprotein associated with "bad" cholesterol and the production od atherosclerotic changes in blood vessels is: | LDL |
| The alpha helix is an example of which level of protein structure? | secondary |
| A ____ is a functional group that is temporarily unattached and is highly reactive because of unpaired electrons. | free radicals |
| Amino acids frequently become joined by: | peptide bonds |
| The basic building blocks of fats are: | fatty acids and glycerol |
| sequence if three bases form a: | codon |
| diffusion requires | a concentration gradient |
| Phagocytosis is an example of | endocytosis |
| Transcription can be described as the: | synthesis of mRNA |
| 23 chromosomes per cell in humans is referred to as: | haploid |
| Diffusion pf particles through a membrane by means of a carrier molecule is called: | facilitated diffusion |
| a saline solution that contains a higher concentration of salt than a red blood cell would be: | hypertonic |
| The correct order of the phases of mitosis is: | prophase, metaphase, anaphase, telophase |
| Cells that form the blood brain barrier that protects the brain from harmful substances in the blood | astrocytes |
| What cells help destroy pathogens and damaged tissue in the brain? | microglia |
| The papillary layer of the dermis: | produces the ridges that make the fingerprints |
| Characteristics of smooth muscles | having one nucleus per cell, composing the walls of the viscera, usually not being under voluntary control |
| The area refers to true skin is the : | dermis |
| Basement membrane is composed of molecules made by ____ tissue. | connective and epithelial |
Created by:
Justinebernardino