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Hayley Lindfors
Anatomy Flashcards Set 2
| Question | Answer |
|---|---|
| Which major axial muscle is responsible for flexing the neck and rotating the head to the opposite side? | The sternocleidomastoid |
| What is the primary action of the deltoid muscle? | Shoulder abduction (also assists with flexion and extension of the arm.) |
| The neuroglial cells responsible for forming the myelin sheath in the CNS are called ______. | Oligodendrocytes |
| What are the two main divisions of the nervous system, and what structures do they include? | CNS: brain and spinal cord PNS: cranial nerves, spinal nerves, and peripheral nerves |
| Which division of the ANS is responsible for "rest and digest," decreasing heart rate and promoting digestion? | The parasympathetic nervous system |
| The region of the retina with the highest visual acuity, containing only cones, is the _________. | Fovea centralis |
| What gland is known as the "master gland" because it secretes multiple hormones that regulate other endocrine organs? | The pituitary gland |
| The valve that prevents backflow of blood from the left ventricle into the atrium is the _______ valve. | Mitral (bicuspid) valve |
| What is the first lymphoid organ to receive lymph from the intestinal and lumbar trunks, located around L1-L2? | The cisterna chyli |
| What is the primary muscle responsible for quiet breathing by increasing thoracic volume during inspiration? | The diaphragm |
Created by:
hayley91