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Corina Davis
Anatomy SCI220 - Weeks 6-12
| Question | Answer |
|---|---|
| The Achilles tendon is common to both the gastrocnemius and the soleus. (T/F) | True |
| Which of the following muscles does not move the upper arm? | Trapezius |
| There are more than 600 muscles in the body. (T/F) | True |
| All of the following muscles are part of the rotator cuff muscles | infraspinatus, supraspinatus, teres minor. (deltoid is not) |
| The posterior arm muscle that extends the forearm is the: | triceps brachii. |
| In pushing (pressing) a weight from shoulder height to above the head, which of the following muscles is least utilized? | Biceps brachii |
| Which of the following muscles has fibers on a transverse plane? | Transverse abdominis |
| Which of the following is not a muscle that moves the foot? | Sartorius |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? | Flexor |
| What are the muscle of the quadriceps femoris group? | Rectus femoris, Vastus medialis, Vastus intermedius |
| Another name for a sphincter muscle is a _____ muscle. | circular |
| Muscles located on the lower leg move the: | Foot |
| The origin of a muscle is on the femur, and the insertion is on the tibia. When it contracts, it bends the knee. Its fibers run parallel to the body. Which of the following terms might be part of its name? | Rectus & Femoris |
| The muscle(s) assisting in rotating the arm outward is (are) the: | teres minor. |
| The flexor muscles that move the fingers are mostly located on the: | anterior medial surface of the forearm. |
| Which of the following statements about the muscles of the thorax is incorrect? | When the diaphragm contracts, it decreases the volume of the thoracic cavity and expels air from the lungs. |
| Which of the following statements about the muscles of the head is incorrect? | The splenius capitis muscle is sometimes called the prayer muscle because it causes the head to bow. |
| Schwann cells have a function in the PNS that is similar to that of which cells in the CNS? | Oligodendrocytes |
| One of the components of the blood-brain barrier is: | astrocytes |
| Along a neuron, the correct pathway for impulse conduction is: | dendrite, cell body, and axon. |
| Fascicles are held together by a connective tissue layer called the: | perineurium |
| Which of the following compounds cannot cross the blood-brain barrier? | Dopamine |
| A neuron that has only one axon but several dendrites is classified as a _____ neuron. | multipolar |
| The afferent pathways of the autonomic nervous system: | carry feedback information to integrating centers in the brain. |
| Gray matter in the brain and spinal cord consists primarily of: | cell bodies. |
| Multipolar neurons have: | multiple dendrites and one axon. |
| Which of the following is not a function of the central nervous system (CNS)? | Integrating sensory information, Evaluating the information, Initiating an outgoing response |
| Astrocytes attach to: | neurons & blood vessels. |
| Cerebrospinal fluid is found in all of the following except the: | subdural space. |
| The pyramids are formed in the: | medulla |
| Spinal nerves are _____ fibers. | motor and sensory |
| Some parasympathetic postganglionic neurons have their cell bodies in nuclei in the brainstem. (T/F) | False |
| Which of the following cranial nerves is responsible for movements of the tongue? | Hypoglossal |
| Which of the following is not a plexus of the spinal nerves? | Thoracic |
| The lumbar plexus gives rise to the _____ nerve. | femoral |
| Axon terminals that secrete acetylcholine are called cholinergic terminals. (T/F) | True |
| The spinal nerves are connected to the spinal cord and consist of _____ pairs. | 31 |
| Parasympathetic neuron cell bodies are located in: | nuclei of the brainstem and the lateral gray columns of the sacral cord. |
| Conduction to autonomic effectors requires only one efferent neuron. (T/F) | False |
| Effectors that have single innervation by the autonomic nervous system are innervated only by the parasympathetic division. (T/F) | False |
| The cranial nerve that arises from the spinal cord is the: | accessory |
| The brainstem does not include the: | cerebellum |
| Which endocrine gland stores enough of its hormone extracellularly to last several months? | the thyroid |
| The hormone produced by the heart | increases the excretion of sodium in the urine. |
| The anatomical stalk of the pituitary is also known as | infundibulum. |
| Pyramid-shaped gland consisting of neural crest-derived cells and endocrine secretory cells. | adrenal gland |
| Class of hormones secreted during chronic stress that depress immune function. | glucocorticoids |
| Which of the following minerals is essential for the formation of thyroid hormone? | iodine |
| Which of the following areas has the highest concentration of cones? | the fovea centralis |
| Receptors for hearing are located in the | cochlear duct. |
| Endolymph is made | in the stria vascularis. |
| The hypophyseal portal veins are primarily located in the | infundibulum |
| Endolymph-filled structure containing receptors for hearing. | cochlear duct |
| Largest purely endocrine gland in the body. | thyroid gland |
| Gel-like structure embedded with the tips of cochlear hair cells. | tectorial membrane |
| Bony labyrinth structure containing the utricle and saccule. | vestibule |
| Endocrine gland of the thorax that is also important in immune function. | thymus gland |
| The nerve carrying taste information from the anterior two-thirds of the tongue is the | facial. |
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corinabdavis
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