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Physiology G.R
Physiology week 1-6
| Question | Answer |
|---|---|
| The relatively constant state maintained by the body | Homeostasis |
| The concept that information may flow ahead to another process to trigger a change in anticipation of an event that will follow is | Feed- Forward |
| The normal reading or range is called | Set point |
| Which of the following is a protein substance with no DNA or RNA and is thought to be the cause of mad cow disease? | Prion |
| The contraction of the uterus during the birth of a baby is an example of what kind of feedback | Positive |
| Peptide bonds join together molecules of | Amino Acids |
| The formation of sucrose involves the removal of a molecule of water is? | dehydration synthesis |
| Which lipid acts as a “tissue hormone”? | Prostaglandin |
| If one side of a DNA molecule is CTAGGCTG, the other side would be | GATCCGAC |
| T/F A triglyceride is composed of a glycerol molecule and three of the same type of fatty acid. | False |
| The form of energy that cells generally use is? | ATP |
| What are the four elements in protein? | carbon, oxygen, hydrogen, and nitrogen |
| The most important monosaccharide is | Glucose |
| Mitosis is subdivided into four phases what are they? | Prophase, Anaphase, Metaphase, Telophase |
| What is the result of meiosis | Four daughter cells that are haploid |
| What are the two processes of protein synthesis are | Transcription and translation |
| During which stage of mitosis do the centrioles move to the opposite poles of the cell? | Prophase |
| T/F Diffusion uses cellular energy? | False |
| A saline solution that contains a higher concentration of salt than a red blood cell would be? | Hypertonic |
| What is not a part of the hair? Shaft/Lanugo/Root/Medulla | Lanugo |
| Which skin layer contains closely packed, clear cells that contain a gel-like substance called eleidin? | Stratum Lucidum |
| Which cells of the skin act as a type of antigen-presenting cell in the skin? | Dendritic cells |
| What is a group of similar cells that perform a common function | Tissue |
| T/F Communication is a function of connective tissue | False Transport/Support/Defense |
| Areolar tissue usually contains which types of cells in the greatest number? | Fibroblasts |
| A contraction in which muscle length remains the same but muscle tension increases is called | Isometric contraction |
| The energy required for muscular contraction is obtained by hydrolysis of | ATP |
| Joints joined by fibrocartilage are called | Symphyses |
| Three phases of the twitch contraction are the | Latent period, Contraction phase, and Relaxation phase |
| Which structure allows the electrical signals to travel along the sarcolemma and move deeper into the cell? | Transverse tubule |
| The four kinds of protein that make up myofilaments are myosin, actin | Tropomyosin, and Troponin |
| The substance that attracts oxygen in the myoglobin molecule is | Iron |
| Glucose can be stored in the muscle as | Glycogen |
| T/F The contractile unit of a muscle cell is actin | False The contractile unit of a muscle is the Sarcomere |
Created by:
gwenrod
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