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Anatomy 2
StudyStackSet2
| Question | Answer |
|---|---|
| What are six features that can be used to name muscles? | Location, size, shape, direction of fibers, number of origins, and its action. |
| Define posture. What is its importance to the body as a whole. | Posture is the body's natural alignment response to gravity, regardless of position. It ensures bone, and joint alignment, reduces strain, enhances breathing, aids in digestion, and decreases injury risk. |
| What are the classifications of neurons according to structural and functional characteristics? | Structural: Multipolar neurons, bipolar neurons, unipolar neurons, pseudounipolar neurons, anaxonic neurons. Functional: Sensory neurons (Afferent), motor neurons (efferent), interneurons. |
| What are the 6 major divisions of the brain? | Cerebrum, cerebellum, brainstem, hypothalamus, pituitary gland, and amygdala. |
| What are the locations of the four major pairs of plexuses? | Cervical plexus in the neck, brachial plexus in the chest and shoulder, lumbar plexus in the lower back, and the sacral plexus in the pelvis. |
| How are different hormones primarily classified? | Three primary groups; steroid hormones derived from cholesterol testosterone, estrogen, cortisol. Amine hormones; modified single amino acids epinephrine, norepinephrine, melatonin, T3, T4. Peptide hormones; chains of amino acids oxytocin, vasopressin. |
| What types of cells are found in the pancreatic islets? What hormones do they produce? | Alpha cells: glucagon, Beta cells: insulin, amylin, Delta cells: somatostatin, PP (F) cells: pancreatic polypeptide, Epsilon cells: ghrelin. |
| What is the structure of platelets? | Anucleated, disc-shaped cell fragments with a plasma membrane, cytoskeleton, and internal granules. |
| List mechanical and chemical barriers of defense of the body in regard to immunity. | Mechanical: Skin, mucous membranes, cilia, flushing action, shedding. Chemical: Enzymes, stomach acid (hydrochloric acid), antimicrobial proteins, sebum. |
| What are the organs of the respiratory system? | Nose, nasal cavity, oral cavity, pharynx, larynx, trachea, bronchi, bronchioles, alveoli, lungs, diaphragm. |
Created by:
lukascalhoon
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