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Anatomy Weeks 6-12
Nightingale Anatomy, Weeks 6-12
Question | Answer |
---|---|
The individual muscle fibers are covered by a connective tissue membrane called the | endomysium |
The term _____ is used to describe a muscle that directly performs a specific movement. | agonist |
A muscle with fascicles that insert into only one side of the tendon is categorized as | unipennate |
The latissimus dorsi muscle is an example of a _____ muscle. | spiral |
The muscle that flexes the semipronated or semisupinated forearm is the: | brachioradialis |
Another name for a skeletal muscle cell is a(n): | muscle fiber |
The teres major and teres minor muscles move the | arm |
What structure of the Schwann cell is essential to normal nerve growth and the regeneration of injured nerve fibers? | eurilemma |
The glia cells that help form the blood-brain barrier are the | astrocytes |
Neurons in the CNS have less chance of regenerating for all of the following reasons except: | microglia lay down scar tissue |
In the human nervous system: | most of the cells are glia cells |
How many pairs of spinal nerves are connected to the spinal cord? | 31 |
The two efferent divisions of the autonomic nervous system are the | sympathetic and parasympathetic divisions |
Conduction to autonomic effectors requires only one efferent neuron. | False |
Parasympathetic neuron cell bodies are located in | nuclei of the brainstem and the lateral gray columns of the sacral cord |
All cell bodies of the autonomic nervous system are located within the CNS | False |
The brain has _____ major divisions | six |
The cranial nerve that arises from the spinal cord is the | accessory |
Beta receptors | bind norepinephrine |
Endolymph is made | in the stria vascularis |
Membrane attached to the stapes | oval window |
Gustatory cells are located in all of the following areas except | on the apical surface of vallate papillae on the tongue |
Which of the following minerals is essential for the formation of thyroid hormone? | iodine |
Which two factors promote the return of venous blood to the heart? | blood-pumping action of respirations and skeletal muscle contractions |
blood-pumping action of respirations and skeletal muscle contractions | aortic baroreceptors and carotid baroreceptors |
During pregnancy, what happens to the oxygenated blood returned from the placenta via the umbilical vein? | It flows into the inferior vena cava. |
After blood leaves the lungs and returns to the heart, it enters the | left atrium. |
The internal environment of the human body is protected by the _____, which is(are) referred to as the first line of defense. | skin |
Recognition of antigens by antibodies occurs when an | Antigen's epitopes fit into and bind to an antibody molecule's antigen-binding sites |
The primary organ of the lymphatic system is the | thymus |
The structures that deflect air as it passes through the nose are called | conchae |
The respiratory portion of the nasal passage is lined with a mucous membrane made up of _____ epithelium. | pseudostratified columnar |