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Study Stack 2
Pre-Final
Question | Answer |
---|---|
The part of the nervous system that transmits impulses from the CNS to the skeletal muscle is the: | Somatic nervous system. |
Along a neuron, the correct pathway for impulse conduction is: | Dendrite, cell body, and axon. |
A neuron that transmits a nerve impulse toward the central nervous system is called a(n)? | Sensory Neuron |
The spinal nerves are connected to the spinal cord and consist of _____ pairs. | 31 |
The peripheral nervous system includes: | Only cranial nerves, spinal nerves, and their branches. |
The brain has _____ major divisions. | 6 |
Spinal nerves are _____ fibers. | Motor and sensory |
Transparent structure of the eye containing regularly aligned collagen fibers is the? | Cornea |
Hormone that inhibits osteoclast activity in children is? | Calcitonin |
The nerve carrying taste information from the anterior two-thirds of the tongue is the? | Tongue |
The four structures that compose the conduction system of the heart are the? | SA node, AV node, AV bundle, and Purkinje fibers. |
After blood leaves the lungs and returns to the heart, it enters the? | Left Atrium |
The bulk of the heart wall is the thick, contractile middle layer called the? | Myocardium |
Adaptive immunity, part of the body’s third line of defense, is orchestrated by two different classes of a type of white blood cell called the | Lymphocyte |
The primary organ of the lymphatic system is the? | Thymus |
The lymphatic system serves various functions in the body. The two most important functions of this system are? | Fluid balance and immunity. |
The lower border of the cavity of the larynx is formed by the? | Cricoid cartilage. |
The largest of the paranasal sinuses is the: | Maxillary |
The smallest branches of the bronchial tree are? | Bronchioles |
Gas exchange, the lungs’ main and vital function, takes place in the? | Alveoli |
What is the function of surfactant? | To prevent each alveolus from collapsing as air moves in and out during respiration. |