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Grenisha Howard
Week 14 Anatomy Practice Final (51-100)
| Question | Answer |
|---|---|
| Muscles located on the lower leg move the: | foot |
| The muscle(s) assisting in rotating the arm outward is (are) the: | Teres minor. |
| The covering of individual muscle fibers is the: | endomysium |
| Muscles may be named according to: 1. Function 2. Direction of fibers 3. Points of attachment | All of the above |
| The soleus muscle is an example of a _____ muscle. | pennate |
| The pectoralis major muscle is an example of a _____ muscle. | convergent |
| Which of the following muscles has fibers on a transverse plane? | Transverse abdominis |
| Muscles that move the upper arm originate on the: | clavicle and scapula. |
| 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? 1. Rectus 2. Oblique 3 Femoris | 1 & 3 |
| Which of the following body systems assists the muscles in maintaining posture? 1. Digestive 2. Endocrine 3. Excretory | All of the above |
| Which is true of a reflex arc? | It always consists of an afferent neuron and an efferent neuron. |
| In the human nervous system: | There are almost equal numbers of glia cells and neurons. |
| The white matter of the nervous system is made up of: | myelinated fibers. |
| Along a neuron, the correct pathway for impulse conduction is: | dendrite, cell body, and axon. |
| Which of the following compounds cannot cross the blood-brain barrier? | Dopamine |
| One of the components of the blood-brain barrier is: | astrocytes |
| Which of the following is the deepest connective tissue layer of a nerve? | Endoneurium |
| The nervous system is organized to do which of the following? 1. Detect changes in the external environment. 2. Detect changes in the internal environment. 3. Evaluate changes in the environment. | All of the above |
| Multipolar neurons have: | multiple dendrites and one axon. |
| Small distinct regions of gray matter in the CNS are called: | nuclei |
| Parasympathetic neuron cell bodies are located in: | nuclei of the brainstem and the lateral gray columns of the sacral cord. |
| The brain has _____ major divisions. | six |
| True or False: Sensory neurons can operate in autonomic reflex arcs. | True |
| Beta receptors: | bind norepinephrine. |
| Nerve fibers of the spinothalamic tract are: | sensory |
| The main divisions of the central nervous system are the: | brain and spinal cord. |
| Cerebrospinal fluid is found in all of the following except the: | subdural space. |
| Which part of the vertebral column has one more pair of nerves coming from it than it has vertebrae? | Cervical |
| The spinal ganglion can be found on the _____ of the spinal nerve. | dorsal nerve root |
| The phrenic nerve is found in the _____ plexus. | cervical |
| Gel-like structure embedded with the tips of cochlear hair cells. | tectorial membrane |
| Region of the adrenal cortex that secretes DHEA. | zona reticularis |
| Fluid filling the posterior segment of the eye. | vitreous humor |
| Which of the following statements does not correctly describe the spiral organ of Corti? | The tectorial membrane bends with vibrations, whereas the basilar membrane is rigid and fixed. |
| Which of the following endocrine glands develops primarily from the endoderm of the pharynx? | thyroid and parathyroids |
| Pancreatic cell type that produces insulin. | beta cells |
| Pyramid-shaped gland consisting of neural crest-derived cells and endocrine secretory cells. | adrenal gland |
| The anatomical stalk of the pituitary is also known as | infundibulum. |
| Endolymph is made | in the stria vascularis. |
| Endolymph-filled structure containing receptors for hearing. | cochlear duct |
| The outermost layer of the larger blood vessels is the tunica | adventitia. |
| A graphic record of the heart’s electrical activity is a(n) | ECG |
| The structure referred to as the pacemaker of the heart is(are) the: | SA node. |
| The heart valves that are located where the trunk of the pulmonary artery joins the right ventricle and where the aorta joins the left ventricle are called | semilunar valves. |
| The normal ECG is composed of all of the following except a | E wave. |
| From which vessels do myocardial cells receive blood? | coronary arteries |
| The term blood type refers to the type of blood cell | antigen |
| Renal veins drain blood from the | kidneys |
| Atria are often called _____ because they receive blood from vessels called veins. | receiving chambers |
| Which layer of the larger blood vessels is made up of endothelium? | tunica intima |
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Grenisha
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