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Study Stack Set 2
Anatomy Weeks 6-over
| Question | Answer |
|---|---|
| The muscle that allows the thumb to be drawn across the palm to touch the tip of any finger is the | opponens pollicis |
| The teres major and teres minor muscles move the | Arm |
| The pectoralis major muscle is an example of a _____ muscle. | Convergent |
| The muscle that flexes the semipronated or semisupinated forearm is the | brachioradialis |
| 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 , Oblique , Femoris Both A and C (rectus & Femoris) |
| The covering of individual muscle fibers is the | endomysium. |
| Which of the following is not a muscle that moves the thigh | Sacrospinalis |
| Which is not true of the myelin sheath? | It covers cell bodies in the brain and spinal cord |
| Schwann cells have a function in the PNS that is similar to that of which cells in the CNS? | Oligodendrocytes |
| The largest and most numerous types of neuroglia are the: | Astrocytes. |
| Which of the following compounds cannot cross the blood-brain barrier? | Dopamine |
| The afferent pathways of the autonomic nervous system: | carry feedback information to integrating centers in the brain |
| The efferent pathways of the autonomic nervous system consist of the ________ nervous systems | Sympathetic and parasympathetic |
| Regeneration of nerve fibers will take place only if the cell body is intact and the fibers have | a neurilemma. |
| Which of the following endocrine glands develops primarily from the endoderm of the pharynx | thyroid and parathyroids |
| Fluid filling the posterior segment of the eye. | vitreous humor |
| Endolymph is made | in the stria vascularis. |
| Region of the hypophysis that contains secretory endocrine cells derived from the oral ectoderm | adenohypophysis |
| Gel-like structure embedded with the tips of cochlear hair cells. | tectorial membrane |
| 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. |
| The basilar membrane supports the | spiral organ |
| Transparent mucous membrane covering the inner surface of the eyelid | conjunctiva |
| Region of the adrenal cortex that secretes DHEA. | zona reticularis |
| Neutrophils are highly mobile and phagocytic. They migrate out of blood vessels and into tissue spaces. This process is called | diapedesis. |
| Which sphincters function as regulatory valves that reduce the flow of blood through a network of capillaries when they contract and constrict the arterioles? | precapillary sphincters |
| In _____, blood moves from veins to other veins or arteries to other arteries without passing through an intervening capillary network | vascular anastomoses |
| During fetal circulation, what opening in the septum, between the right and left atria, directs most of the blood so that it bypasses the fetal lungs? | foramen ovale |
| Which organ has several functions, including defense, hematopoiesis, red blood cell and platelet destruction, and blood reservoir | spleen |
| Which of the following is a powerful poison that acts directly on any cell and quickly kills it? | lymphotoxin |
| The presentation of an antigen by an antigen-presenting cell activates the T cell. The cell then divides repeatedly to form a clone of identical sensitized T cells that form | effector T cells and memory cells. |
| The body’s defense mechanisms can be organized into one of two major categories of immune mechanisms; these are | innate and adaptive immunity. |
| Recognition of antigens by antibodies occurs when an | Antigen's epitopes fit into and bind to an antibody molecule's antigen-binding sites |
| Because T cells attack pathogens more directly, T-cell immune mechanisms are classified as _____ immunity. | cell-mediated |
| Pyrogen molecules trigger the fever response by promoting the production of | prostaglandins. |
| Which antibody is synthesized by immature B cells and then inserted into their plasma membranes? | immunoglobulin M |
| The lower border of the cavity of the larynx is formed by the | cricoid cartilage |
| The respiratory portion of the nasal passage is lined with a mucous membrane made up of _____ epithelium. | pseudostratified columnar |
| The eustachian tube connects the middle ear with the: | nasopharynx |
| Which of the following is not a true statement? | Raising the ribs decreases the depth and width of the thorax |
| The function of the vibrissae in the vestibule is to | provide an initial “filter” to screen particulate matter from air that is entering the system. |
| The structures that deflect air as it passes through the nose are called | conchae |
| Which of the following does not distribute air? | Alveolus |
| The fan-shaped projection of peritoneum that connects the small intestine to the posterior abdominal wall is the: | mesentery |
| The substance that forms the outer covering of the neck and root of a tooth is | cementum |
| Which of the following organs has a mucosal layer that is composed of columnar epithelium with a brush border of microvilli to enhance absorption? | Small intestine |
| An incision into the wall of the GI tract would cut, in order, from superficial to deep | serosa, muscularis, submucosa, and mucosa |
| Which of the following papillae of the tongue lack taste buds? | Filiform |
| Phagocytic cells lining liver sinusoids are called _____ cells. | Kupffer |
| Microvilli can be found in the: | small intestine and large intestine |
| The right angle between the transverse colon and the ascending colon is the | hepatic flexure |
| The hard palate consists of portions of: | four bones: two maxillae and two palatines. |
Created by:
superchamalie1
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