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Breanna Hay
Physiology weeks 7-13
Question | Answer |
---|---|
What does the central nervous system consist of and what is its responsibility? | The CNS consists of the brain & spinal cord. Responsible for integrating, processing and coordinating sensory data and motor commands. |
List the 3 types of sensory receptors that PNS involves and they do | 1. Somatic sensory receptors provide position, touch, pressure, pain & temp sensations. 2. Special sensory receptors provide sensations of smell, taste, vision, balance & hearing. 3. Visceral sensory receptors monitor internal organs |
What cells are responsible for insulating myelin? | These are known as Schwann Cells |
What are the functions of the endocrine system | Maintaining homeostasis of blood chemistry and volume, controlling reproductive activities, regulating development, growth, and metabolism, and controlling digestive processes |
What are three types of stimulation | Hormonal, humoral, and nervous |
Name 3 functions of hormones | Help maintain homeostasis,Growth and development ,Reproduction |
What is the function of TSH | Stimulates production and release of thyroid hormone |
What is Cardiac output determined by? | Stroke volume and heart rate |
Starling’s law of the heart states that, within limits, the longer, or more stretched, the heart fibers are at the beginning of the contraction, the | Stronger the contraction |
After blood leaves the lungs and returns to the heart where does it go? | Left Atrium |
a natural constituent of blood, acts as an antithrombin and prevents clots from forming in vessels is called | Heparin |
What are the organs of the lymphatic system? | Spleen, tonsils, appendix, thymus, lymphatic capillaries, lymphatic vessels, lymph nodes, lymph trunks, lymph ducts, red bone marrow |
What are the functions of the lymphatic system? | Drain excess interstitial fluid, transport dietary lipids, and carry out immune responses |
What is lymph? | Colorless interstitial fluid confined in lymphatic vessels and flowing through the lymphatic system until it is returned to the blood |
What are the multiple systems that work together in to produce respiration | Respiratory system, skeletal and muscular system, nervous system, and cardiovascular system |
What is total lung capacity? | The maximum volume of air that the lungs can hold |
What is vital capacity? | The total amount of air a person can exchange through forced breathing |
What are the six main function of the digestive system? | Ingestion, motility, secretion, digestion, absorption, and elimination |
What are the two types of digestion? | Mechanical and Chemical |
What are the three phases of the swalloing process? | Voluntary phase, pharyngeal phase, and esophageal phase |